Title: $28 Cheap flights from Sullivan, MO - Expedia.com ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $28 Cheap flights from Sullivan, MO [View $28 flight on Sat, May 9, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:STL,to:DEN,departure:5/9/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:27.98&airProductToken=AQowCi4IxnISBDQ1NjcY8lwgg2koyMiMAzDhyYwDOEVAAFgBagRQQ18xcgdLMjFTWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travelers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only [Sullivan Travel Guide](https://expedia.com/Sullivan.dx6987)[Hotels in Sullivan](https://expedia.com/Sullivan-Hotels.d6987.Travel-Guide-Hotels)[Car Rentals in Sullivan](https://expedia.com/Car-Rentals-In-Sullivan.d6987.Car-Rental-Guide)[Sullivan Vacation Packages](https://expedia.com/Sullivan.d6987.Destination-Travel-Guides) ## Popular airlines from Sullivan - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Today's featured flight deals from Sullivan Nonstop Carry-on included Lower price than typical - St. Louis (STL)Orlando (MCO) Tue, Mar 17 Sun, Mar 22 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 5-day trip found 1 hour ago 25% less than typical $369 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:MCO,departure:3/17/2026TANYT&leg2=from:MCO,to:STL,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-62600a24e3f4430eb9bd24a69ef49be4-58-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBztSPXKoBBwoDU1RMEAKyAQcKA09STBAC~AQowCi4I15wBEgQyMzY0GPJcIMxwKKfthwMws-6HAzhGQABYAWoDV0dBcgdGQk5WTjJFCmEKLgjXnAESAzQxNhjMcCDssAEor62IAzDerogDOEVAAFgBagNXR0FyB0VMQTBXMkUKLwjXnAESBDI0NTgY7LABIPJcKP2xiAMwyLKIAzhFQAFYAWoDV0dBcgdFTEEwVzJFEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ&medianPrice=632.00&displayPrice=368.60&src=dflp) - St. Louis (STL)Orlando (MCO) Wed, Mar 18 Sun, Mar 22 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 4-day trip found 1 hour ago 25% less than typical $369 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:MCO,departure:3/18/2026TANYT&leg2=from:MCO,to:STL,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-3cdeb7c06b7c4f01a56b5f1fd7cef212-1974-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBh9WPXJABA6oBBwoDU1RMEAKyAQcKA09STBAC~AQowCi4I15wBEgQyMzY0GPJcIMxwKMf4hwMw0_mHAzhGQABYAWoDV0dBcgdGQk5WTjJFCmAKLgjXnAESBDEzOTYYzHAgoQMoh62IAzCJrogDOEVAAFgBagNXR0FyB0VMQTBXMkUKLgjXnAESBDM4MTgYoQMg8lworbGIAzD9sYgDOEVAAVgBagNXR0FyB0VMQTBXMkUSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=624.00&displayPrice=368.60&src=dflp) - St. Louis (STL)Orlando (MCO) Wed, Mar 18 Sun, Mar 22 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 4-day trip found 1 hour ago 25% less than typical $369 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:MCO,departure:3/18/2026TANYT&leg2=from:MCO,to:STL,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-91ac1edfa33c477c889db7bf84cf1df3-918-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBpdSPXJABAaoBBwoDU1RMEAKyAQcKA09STBAC~AQowCi4I15wBEgQyMzgxGPJcIMxwKNH9hwMw3f6HAzhGQABYAWoDV0dBcgdGQk5WTjJFCmEKLgjXnAESAzQxNhjMcCDssAEor62IAzDerogDOEVAAFgBagNXR0FyB0VMQTBXMkUKLwjXnAESBDI0NTgY7LABIPJcKP2xiAMwyLKIAzhFQAFYAWoDV0dBcgdFTEEwVzJFEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ&medianPrice=624.00&displayPrice=368.60&src=dflp) - St. Louis (STL)Las Vegas (LAS) Fri, Mar 6 Mon, Mar 9 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 9 hours ago 30% less than typical $313 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:LAS,departure:3/6/2026TANYT&leg2=from:LAS,to:STL,departure:3/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-15e6347ea8c24532b9a72fc7b1a5d9d9-2675-1-st-v5-sos-15e6347ea8c24532b9a72fc7b1a5d9d9-2599-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAYHvjVyQAQKQARGqAQcKA1NUTBAAsgEHCgNMQVMQAA~AQoxCi8I15wBEgQyMTk4GPJcIIuQASjc-YYDMLj7hgM4WkAAWAFqA1dHQXIHWlhOVk4yRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQppCjMIwYIBEgQyMzkwGIuQASCjsQEogJ2HAzCinocDOEJAAFgBagVCQVNJQ3IIT1VBSVpOQlYKMgjBggESBDI4OTcYo7EBIPJcKLifhwMwo6CHAzhCQAFYAWoFQkFTSUNyCE9VQUlaTkJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=592.00&displayPrice=312.60&src=dflp) - St. Louis (STL)Las Vegas (LAS) Fri, Mar 6 Mon, Mar 9 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 9 hours ago 30% less than typical $313 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:LAS,departure:3/6/2026TANYT&leg2=from:LAS,to:STL,departure:3/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-89ed34ba741d42139f96666215dbed71-3861-1-st-v5-sos-89ed34ba741d42139f96666215dbed71-3784-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAf_ujVyQAQKQARGqAQcKA1NUTBAAsgEHCgNMQVMQAA~AQoxCi8I15wBEgQyMTk4GPJcIIuQASjc-YYDMLj7hgM4WkAAWAFqA1dHQXIHWlhOVk4yRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQppCjMIwYIBEgQyOTQ1GIuQASDimgEox5yHAzDCnocDOEJAAFgBagVCQVNJQ3IIT1VBSVpOQlYKMgjBggESBDI0NzUY4poBIPJcKNOfhwMw0KCHAzhCQAFYAWoFQkFTSUNyCE9VQUlaTkJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=592.00&displayPrice=312.60&src=dflp) - St. Louis (STL)Phoenix (PHX) Tue, Mar 17 Fri, Mar 20 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 3-day trip found 6 hours ago 30% less than typical $384 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:PHX,departure:3/17/2026TANYT&leg2=from:PHX,to:STL,departure:3/20/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-df58837f3a294700981330f94b93ae04-2894-1-st-v5-sos-df58837f3a294700981330f94b93ae04-2902-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAYzJjlyQAQaQAQCqAQcKA1NUTBAAsgEHCgNQSFgQAA~AQo0CjIIwYIBEgQyMzAzGPJcIO-5ASjT8YcDMKjzhwM4QkAAWAFqBUJBU0lDcghOVkFJS1NCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs.AQpiCi8I15wBEgMzNTEY77kBIMzEASj-logDMKOYiAM4QUAAWAFqA1dHQXIHQUxBV1cyRgovCNecARIEMjQyNxjMxAEg8lwo6JqIAzDWm4gDOEFAAVgBagNXR0FyB0FMQVdXMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=707.00&displayPrice=383.20&src=dflp) - St. Louis (STL)Phoenix (PHX) Fri, Mar 27 Sun, Apr 5 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 9-day trip found 9 hours ago 40% less than typical $355 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:PHX,departure:3/27/2026TANYT&leg2=from:PHX,to:STL,departure:4/5/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-6186bfb72cc54d5ca07c499686c8d863-1419-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gB--6NXKoBBwoDU1RMEACyAQcKA1BIWBAA~AQoxCi8I15wBEgQyODQ3GPJcIO-5ASjn3YgDML7fiAM4QUAAWAFqA1dHQXIHQUxOV1cyRgoxCi8I15wBEgQyNjQ4GO-5ASDyXCicy4kDMMbMiQM4QUAAWAFqA1dHQXIHQUxOV1cyRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE&medianPrice=769.00&displayPrice=354.81&src=dflp) - St. Louis (STL)Phoenix (PHX) Mon, Mar 16 Fri, Mar 20 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 4-day trip found 2 hours ago 40% less than typical $365 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:PHX,departure:3/16/2026TANYT&leg2=from:PHX,to:STL,departure:3/20/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-0d5f930354d04ce3affc32431fd74e47-2187-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBiaWPXKoBBwoDU1RMEACyAQcKA1BIWBAA~AQoxCi8I15wBEgQxNTAzGPJcIO-5ASjl6YcDMLfrhwM4QUAAWAFqA1dHQXIHQUxOV1cyRgpiCi8I15wBEgMzNTEY77kBIMzEASj-logDMKOYiAM4QUAAWAFqA1dHQXIHQUxBV1cyRgovCNecARIEMjQyNxjMxAEg8lwo6JqIAzDWm4gDOEFAAVgBagNXR0FyB0FMQVdXMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=764.00&displayPrice=364.61&src=dflp) - St. Louis (STL)Tampa (TPA) Fri, Feb 27 Fri, Mar 6 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 6-day trip found 9 hours ago 40% less than typical $271 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:TPA,departure:2/27/2026TANYT&leg2=from:TPA,to:STL,departure:3/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-458d60ef47364cdfb0acc5b9adc3a574-3481-1-st-v5-sos-458d60ef47364cdfb0acc5b9adc3a574-3424-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAeT2jVyQAQGQAQGqAQcKA1NUTBAAsgEHCgNUUEEQAA~AQowCi4I15wBEgQzODMyGPJcIPMDKKOohgMwr6mGAzhaQABYAWoDV0dBcgdaR05VQzJFEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ.AQpmCjEIwYIBEgQxODU5GPMDIIwCKPTxhgMwwPKGAzhCQABYAWoFQkFTSUNyCE9VQUlaTkJWCjEIwYIBEgQxNjIyGIwCIPJcKIDzhgMwwPSGAzhCQAFYAWoFQkFTSUNyCE9VQUlaTkJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=569.00&displayPrice=270.60&src=dflp) ## Cheapest flights from Sullivan These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Sat, Apr 18 - Sat, Apr 25 STL St. Louis DEN Denver $56 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:4/18/2026TANYT&leg2=from:DEN,to:STL,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQowCi4IxnISBDQ1NjcY8lwgg2koqNyKAzDB3YoDOEVAAFgBagRQQ18xcgdLMjFTWFMyCjAKLgjGchIEMzMwMhiDaSDyXCjIqYsDMMyqiwM4RUAAWAFqBFBDXzFyB0syMVNYUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Sat, May 2 - Sat, May 9 STL St. Louis DEN Denver $66 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:5/2/2026TANYT&leg2=from:DEN,to:STL,departure:5/9/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:65.97&airProductToken=AQovCi0IxnISBDQ1NjcY8lwgg2ko6PmLAzCB-4sDOEtAAFgBagNFQ09yB0syMVNYUzIKLwotCMZyEgQzMzAyGINpIPJcKIjHjAMwjMiMAzhLQABYAWoDRUNPcgdLMjFTWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDKAQwAQ) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Wed, Mar 18 - Wed, Mar 25 STL St. Louis DEN Denver $68 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:3/18/2026TANYT&leg2=from:DEN,to:STL,departure:3/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:67.96&airProductToken=AQowCi4IxnISBDQ1NjcY8lwgg2koyP-HAzDlgIgDOEVAAFgBagRQQ18xcgdLMjFYWFMyCjAKLgjGchIEMzMwMhiDaSDyXCizyIgDMLnJiAM4RUAAWAFqBFBDXzFyB0syMVhYUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Sat, Apr 25 - Mon, Apr 27 STL St. Louis DEN Denver $71 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:4/25/2026TANYT&leg2=from:DEN,to:STL,departure:4/27/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:70.96&airProductToken=AQowCi4IxnISBDQ1NjcY8lwgg2koiKuLAzChrIsDOEVAAFgBagRQQ18xcgdLMjFTWFMyCjAKLgjGchIEMzMwMhiDaSDyXCiIwIsDMIzBiwM4RUAAWAFqBFBDXzFyB1oyMU5YUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Thu, Apr 23 - Sat, Apr 25 STL St. Louis DEN Denver $72 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:4/23/2026TANYT&leg2=from:DEN,to:STL,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:71.96&airProductToken=AQowCi4IxnISBDQ1NjcY8lwgg2koyJSLAzDhlYsDOEVAAFgBagRQQ18xcgdaMjFSWFMyCjAKLgjGchIEMzMwMhiDaSDyXCjIqYsDMMyqiwM4RUAAWAFqBFBDXzFyB0syMVNYUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Wed, Mar 18 - Mon, Mar 23 STL St. Louis DEN Denver $77 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:3/18/2026TANYT&leg2=from:DEN,to:STL,departure:3/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:76.96&airProductToken=AQowCi4IxnISBDQ1NjcY8lwgg2koyP-HAzDlgIgDOEVAAFgBagRQQ18xcgdLMjFYWFMyCjAKLgjGchIEMzMwMhiDaSDyXCjzsYgDMPmyiAM4RUAAWAFqBFBDXzFyB1oyMU5YUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Apr 18 - Sat, Apr 25 STL St. Louis DEN Denver $157 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:4/18/2026TANYT&leg2=from:DEN,to:STL,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:156.79&airProductToken=AQozCjEI1YIBEgQxNDE1GPJcIINpKILXigMwm9iKAzhLQABYAWoFMl9lY29yCEtBRjVBV0VOCjMKMQjVggESBDE0MjIYg2kg8lwosaqLAzCyq4sDOEtAAFgBagUyX2Vjb3IIS0FGNUFXRU4SCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Apr 18 - Sat, Apr 25 STL St. Louis MCO Orlando $159 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:MCO,departure:4/18/2026TANYT&leg2=from:MCO,to:STL,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:158.39&airProductToken=AQplCjEIwYIBEgQzNjIyGPJcIK4cKNXZigMwrdqKAzhCQABYAWoFQkFTSUNyCE9WQUlKU0JWCjAIwYIBEgMzODgYrhwgzHAorduKAzDX3IoDOEJAAVgBagVCQVNJQ3IIT1ZBSUpTQlYKZgoxCMGCARIEMTIyOBjMcCDvWSj4o4sDMJKliwM4QkAAWAFqBUJBU0lDcghPVkFJSlNCVgoxCMGCARIENDY0MBjvWSDyXCieposDML-niwM4QkABWAFqBUJBU0lDcghPVkFJSlNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Sat, May 2 - Wed, May 6 STL St. Louis DEN Denver $168 Roundtrip found 9 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:5/2/2026TANYT&leg2=from:DEN,to:STL,departure:5/6/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:167.80&airProductToken=AQowCi4I15wBEgQxNjg4GPJcIINpKNr4iwMw5vmLAzhEQABYAWoDV0dBcgdESk5XVDJFCjAKLgjXnAESBDEzMjkYg2kg8lwo7KSMAzDppYwDOEpAAFgBagNXR0FyB0pCTlZIMkUSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, Apr 18 - Sat, Apr 25 STL St. Louis DEN Denver $177 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:DEN,departure:4/18/2026TANYT&leg2=from:DEN,to:STL,departure:4/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:176.39&airProductToken=AQpuCjUIxJgBEgQzODQwGPJcIMx8KInaigMw9NqKAzhFQABYAWoJTUFJTkJBU0lDcghWQVdOSDFCRwo1CMSYARIEMjkzMRjMfCCDaSiE3IoDMIXdigM4RUABWAFqCU1BSU5CQVNJQ3IIVkFXTkgxQkcKbgo1CMSYARIEMTEyORiDaSDMfCiOpYsDMIamiwM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFXTkgxQkcKNQjEmAESBDI4ODQYzHwg8lwopKaLAzCAp4sDOEVAAVgBaglNQUlOQkFTSUNyCFZBV05IMUJHEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## Flights from Sullivan: Essential Travel Information | Cheapest flight from Sullivan | $56 (roundtrip) | | ----------------------------------- | ----------------------------------------------------------------------- | | Best airlines to fly from Sullivan | Frontier Airlines, United, American Airlines, Southwest Airlines, Delta | | Cheapest month to fly from Sullivan | April | | Sullivan IATA code | STL | | Sullivan Country/State | Missouri | | Airline ticket deals from Sullivan | $56 - $177 | ## How to Find Cheap Flights from Sullivan, MO #### How much is a flight from Sullivan? This week, flights from Sullivan are available between $56 – $177\. #### How to find cheap flights from Sullivan? Expedia makes it easy to compare cheap flights from Sullivan to many destinations. Check out excellent deals on domestic and international flights from Sullivan. Once you select an offer, use our filters and sort by “Price (Lowest)” to see some of the cheapest and suitable options. #### How can I get the best deal on flights from Sullivan? On Expedia, you have some of best airline ticket deals at your fingertips. Whether it’s a beach escape with your partner, a family vacation with your kids, or business trip with colleagues, these low airline ticket prices mean more savings for you. An excellent strategy for finding some of the best deals on flights from Sullivan is to be flexible with your dates. Within each offer, you can compare prices for similar timeframes using our “Show flexible dates” feature. Depending on your destination, direct flights from Sullivan may be more expensive. Airlines with strict bag policies or fees can also impact your costs. #### What is the best airline to fly from Sullivan? At Expedia, we give you all the available options from our reputable partners. Select the airline that best suits your preferences and membership loyalties. You can fly from Sullivan with: Frontier Airlines, United, American Airlines, Southwest Airlines, Delta. #### What is the best month to fly from Sullivan? One of the cheapest times to fly from Sullivan airport(s) is April, based on the current list of flights available now. Prices on plane tickets vary considerably throughout the year due to availability and seasonal demand. #### Are there any last-minute flights from Sullivan? Expedia is the place to find last-minute flights from Sullivan, making it easy for you to compare prices on flights in the near future for different combinations of travel dates and from multiple airlines. We source some of the best deals for you and display some of the best offers available over the next 2 weeks. #### Why book your ticket with Expedia? Booking flights from Sullivan with Expedia is the obvious choice to get low prices, save money, and see more value from every dollar spent. We show you some of the best deals happening right now and provide a vast inventory of airlines and flight routes to choose from, so you can find some of the cheapest flights from Sullivan. You can customize your journey to your timeline, route preferences, budget, rewards programs, and more. #### Can I change/cancel my flight? Some flights can be changed or canceled, but fees and refunds will depend on the unique terms of your flight agreement. Airlines have different rules and restrictions for exchanging or refunding flights. For more information, go to your itinerary or visit our [customer service portal](https://www.expedia.com/service/). We recommend choosing flights with no change fees for the most flexibility. Filter by “Flexible change policies” to see flights with no change fees. \*Data specialists from both ARC and Expedia Group analysed ARC's global flight data to distil actionable information to help people save money on travel. While it's impossible to guarantee when to find the lowest prices, after examining the variables, we were able to observe trends. Analysis based on ARC, round-trip flight data between 1 October 2017 - 30 September 2018 for Economy and Premium cabin ATPs on a global basis. \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals ### Lodging - [Hotels near Meramec State Park ](https://www.expedia.com/Meramec-State-Park-Hotels.0-l6351948-0.Travel-Guide-Filter-Hotels) - [St. Cloud Hotels ](https://www.expedia.com/St-Cloud-Hotels.d553248634983395229.Travel-Guide-Hotels) - [Hotels near Meramec Caverns ](https://www.expedia.com/Meramec-Caverns-Hotels.0-l6314589-0.Travel-Guide-Filter-Hotels) - [Stanton Hotels ](https://www.expedia.com/Stanton-Hotels.d6341411.Travel-Guide-Hotels) - [Cabin Rentals in Stanton ](https://www.expedia.com/Stanton-Cabins.d6341411-aaCabins.Travel-Guide-Accommodation) - [Motels in Stanton ](https://www.expedia.com/Stanton-Motels.d6341411-aaMotels.Travel-Guide-Accommodation) - [Hotels near Jesse James Wax Museum ](https://www.expedia.com/Jesse-James-Wax-Museum-Hotels.0-l553248621592839910-0.Travel-Guide-Filter-Hotels) - [Hotels near Riverside Wildlife Center ](https://www.expedia.com/Riverside-Wildlife-Center-Hotels.0-l553248621561876713-0.Travel-Guide-Filter-Hotels) - [Bourbon Hotels ](https://www.expedia.com/Bourbon-Hotels.d6351832.Travel-Guide-Hotels) - [Cabin Rentals in Bourbon ](https://www.expedia.com/Bourbon-Cabins.d6351832-aaCabins.Travel-Guide-Accommodation) - [Lodges in Bourbon ](https://www.expedia.com/Bourbon-Lodges.d6351832-aaLodges.Travel-Guide-Accommodation) - [Vacation Homes in Bourbon ](https://www.expedia.com/Bourbon-Private-Vacation-Homes.d6351832-aaPrivateVacationHomes.Travel-Guide-Accommodation) - [Cottages in Bourbon ](https://www.expedia.com/Bourbon-Cottages.d6351832-aaCottages.Travel-Guide-Accommodation) - [3 Star Hotels in Bourbon ](https://www.expedia.com/3Star-Bourbon-Hotels.s30-0-d6351832.Travel-Guide-Filter-Hotels) - [Guest Houses in Bourbon ](https://www.expedia.com/Bourbon-Guest-Houses.d6351832-aaGuestHouses.Travel-Guide-Accommodation) - [Leasburg Hotels ](https://www.expedia.com/Leasburg-Hotels.d3000445154.Travel-Guide-Hotels) - [Cabin Rentals in Leasburg ](https://www.expedia.com/Leasburg-Cabins.d3000445154-aaCabins.Travel-Guide-Accommodation) - [4 Star Hotels in Leasburg ](https://www.expedia.com/4Star-Leasburg-Hotels.s40-0-d3000445154.Travel-Guide-Filter-Hotels) - [Motels in Leasburg ](https://www.expedia.com/Leasburg-Motels.d3000445154-aaMotels.Travel-Guide-Accommodation) - [Hotels near Onondaga Cave ](https://www.expedia.com/Onondaga-Cave-Hotels.0-l553248621532648543-0.Travel-Guide-Filter-Hotels) - [St. Clair Hotels ](https://www.expedia.com/St-Clair-Hotels.d183497.Travel-Guide-Hotels) - [Cheap Hotels in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Cheap-Hotels.0-0-d183497-tCheapHotels.Travel-Guide-Filter-Hotels) - [Pet-friendly Hotels in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Pet-Friendly-Hotel.0-0-d183497-tPetfriendlyHotel.Travel-Guide-Filter-Hotels) - [Cabin Rentals in St. Clair ](https://www.expedia.com/St-Clair-Cabins.d183497-aaCabins.Travel-Guide-Accommodation) - [B&B in St. Clair ](https://www.expedia.com/St-Clair-Bed-And-Breakfast.d183497-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Hotels with Restaurants in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Hotels-With-Restaurants.0-0-d183497-tHotelswithRestaurants.Travel-Guide-Filter-Hotels) - [Hotel Wedding Venues Hotels in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Wedding-Hotels.0-0-d183497-tWeddingHotels.Travel-Guide-Filter-Hotels) - [Hotels with Hot Tubs in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Hotels-With-Hot-Tubs.0-0-d183497-tHotelsWithHotTubs.Travel-Guide-Filter-Hotels) - [Motels in St. Clair ](https://www.expedia.com/St-Clair-Motels.d183497-aaMotels.Travel-Guide-Accommodation) - [5 Star Hotels in St. Clair ](https://www.expedia.com/5Star-St-Clair-Hotels.s50-0-d183497.Travel-Guide-Filter-Hotels) - [Luxury Hotels in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Luxury-Hotel.0-0-d183497-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Apartments in St. Clair ](https://www.expedia.com/St-Clair-Apartments.d183497-aaApartments.Travel-Guide-Accommodation) - [Golf Hotels in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Golf-Hotel.0-0-d183497-tGolfHotel.Travel-Guide-Filter-Hotels) - [Hotels with Bars in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Bar-Hotel.0-0-d183497-tBarHotel.Travel-Guide-Filter-Hotels) - [Vacation Homes in St. Clair ](https://www.expedia.com/St-Clair-Private-Vacation-Homes.d183497-aaPrivateVacationHomes.Travel-Guide-Accommodation) - [Hotels with a Pool in St. Clair ](https://www.expedia.com/St-Clair-Hotels-Hotel-With-Pool.0-0-d183497-tHotelwithPool.Travel-Guide-Filter-Hotels) - [Beaufort Hotels ](https://www.expedia.com/Beaufort-Hotels.d6354544.Travel-Guide-Hotels) - [Cabin Rentals in Beaufort ](https://www.expedia.com/Beaufort-Cabins.d6354544-aaCabins.Travel-Guide-Accommodation) - [Gerald Hotels ](https://www.expedia.com/Gerald-Hotels.d3000444923.Travel-Guide-Hotels) - [Cabin Rentals in Gerald ](https://www.expedia.com/Gerald-Cabins.d3000444923-aaCabins.Travel-Guide-Accommodation) - [Motels in Gerald ](https://www.expedia.com/Gerald-Motels.d3000444923-aaMotels.Travel-Guide-Accommodation) - [5 Star Hotels in Gerald ](https://www.expedia.com/5Star-Gerald-Hotels.s50-0-d3000444923.Travel-Guide-Filter-Hotels) - [Apartments in Gerald ](https://www.expedia.com/Gerald-Apartments.d3000444923-aaApartments.Travel-Guide-Accommodation) - [Lonedell Hotels ](https://www.expedia.com/Lonedell-Hotels.d3000748982.Travel-Guide-Hotels) - [5 Star Hotels in Lonedell ](https://www.expedia.com/5Star-Lonedell-Hotels.s50-0-d3000748982.Travel-Guide-Filter-Hotels) - [Cabin Rentals in Lonedell ](https://www.expedia.com/Lonedell-Cabins.d3000748982-aaCabins.Travel-Guide-Accommodation) - [Motels in Lonedell ](https://www.expedia.com/Lonedell-Motels.d3000748982-aaMotels.Travel-Guide-Accommodation) - [Cottages in Lonedell ](https://www.expedia.com/Lonedell-Cottages.d3000748982-aaCottages.Travel-Guide-Accommodation) - [Cuba Hotels ](https://www.expedia.com/Cuba-Hotels.d6499.Travel-Guide-Hotels) ### Flights - [Flights to Stanton ](https://www.expedia.com/Cheap-Flights-To-Stanton.d6341411.Travel-Guide-Flights) - [Flights from Bourbon ](https://www.expedia.com/lp/flights/6351832/flights-from-bourbon) - [Flights to Bourbon ](https://www.expedia.com/Cheap-Flights-To-Bourbon.d6351832.Travel-Guide-Flights) - [Flights to Leasburg ](https://www.expedia.com/Cheap-Flights-To-Leasburg.d3000445154.Travel-Guide-Flights) - [Flights from St. Clair ](https://www.expedia.com/lp/flights/183497/flights-from-st-clair) - [Flights to St. Clair ](https://www.expedia.com/Cheap-Flights-To-St-Clair.d183497.Travel-Guide-Flights) - [Flights to Beaufort ](https://www.expedia.com/Cheap-Flights-To-Beaufort.d6354544.Travel-Guide-Flights) - [Flights from Gerald ](https://www.expedia.com/lp/flights/3000444923/flights-from-gerald) - [Flights from Lonedell ](https://www.expedia.com/lp/flights/3000748982/flights-from-lonedell) - [Flights to Gerald ](https://www.expedia.com/Cheap-Flights-To-Gerald.d3000444923.Travel-Guide-Flights) - [Flights from Cuba ](https://www.expedia.com/lp/flights/6499/flights-from-cuba) - [Flights to Lonedell ](https://www.expedia.com/Cheap-Flights-To-Lonedell.d3000748982.Travel-Guide-Flights) - [Flights to Cuba ](https://www.expedia.com/Cheap-Flights-To-Cuba.d6499.Travel-Guide-Flights) ### Packages - [Sullivan Country Club ](https://www.expedia.com/Sullivan-Country-Club-Sullivan.d6314593.Vacation-Attraction) - [Meramec State Park ](https://www.expedia.com/Meramec-State-Park-Sullivan.d6351948.Vacation-Attraction) - [Meramec Caverns ](https://www.expedia.com/Meramec-Caverns-Sullivan.d6314589.Vacation-Attraction) - [Visit Stanton ](https://www.expedia.com/Stanton.dx6341411) - [Jesse James Wax Museum ](https://www.expedia.com/Jesse-James-Wax-Museum-Sullivan.d553248621592839910.Vacation-Attraction) - [Riverside Reptile Ranch ](https://www.expedia.com/Riverside-Reptile-Ranch-Sullivan.d6314585.Vacation-Attraction) - [Riverside Wildlife Center ](https://www.expedia.com/Riverside-Wildlife-Center-Sullivan.d553248621561876713.Vacation-Attraction) - [Visit Bourbon ](https://www.expedia.com/Bourbon.dx6351832) - [Visit Leasburg ](https://www.expedia.com/Leasburg.dx3000445154) - [Onondaga Cave ](https://www.expedia.com/Onondaga-Cave-Leasburg.d553248621532648543.Vacation-Attraction) - [Visit St. Clair ](https://www.expedia.com/St-Clair.dx183497) - [St. Clair Vacations ](https://www.expedia.com/St-Clair.d183497.Destination-Travel-Guides) - [Visit Beaufort ](https://www.expedia.com/Beaufort.dx6354544) - [St. Jordan Creek Winery ](https://www.expedia.com/St-Jordan-Creek-Winery-Beaufort.d553248621532648548.Vacation-Attraction) - [Hood Park ](https://www.expedia.com/Hood-Park-Cuba.d553248621563503889.Vacation-Attraction) - [Visit Gerald ](https://www.expedia.com/Gerald.dx3000444923) - [Visit Lonedell ](https://www.expedia.com/Lonedell.dx3000748982) ### Cars - [Car rentals near Sullivan Country Club ](https://www.expedia.com/Car-Rentals-In-Sullivan-Country-Club.d6314593.Car-Rental-Guide) - [Car rentals near Oak Grove Village ](https://www.expedia.com/Car-Rentals-In-Oak-Grove-Village.d553248634983535698.Car-Rental-Guide) - [Car rentals near West Sullivan ](https://www.expedia.com/Car-Rentals-In-West-Sullivan.d553248634983071998.Car-Rental-Guide) - [Car rentals near Meramec State Park ](https://www.expedia.com/Car-Rentals-In-Meramec-State-Park.d6351948.Car-Rental-Guide) - [Car rentals near St. Cloud ](https://www.expedia.com/Car-Rentals-In-St-Cloud.d553248634983395229.Car-Rental-Guide) - [Car rentals near Stanton ](https://www.expedia.com/Car-Rentals-In-Stanton.d6341411.Car-Rental-Guide) - [Car rentals near Miramiguoa Park ](https://www.expedia.com/Car-Rentals-In-Miramiguoa-Park.d553248634983153359.Car-Rental-Guide) - [Car rentals near Bourbon ](https://www.expedia.com/Car-Rentals-In-Bourbon.d6351832.Car-Rental-Guide) - [Budget Rental Cars in Bourbon ](https://www.expedia.com/Budget-Car-Rentals-In-Bourbon.d6351832-c39.Car-Rental-Guide-Suppliers) - [Car rentals near Leasburg ](https://www.expedia.com/Car-Rentals-In-Leasburg.d3000445154.Car-Rental-Guide) - [Car rentals near St. Clair ](https://www.expedia.com/Car-Rentals-In-St-Clair.d183497.Car-Rental-Guide) - [Avis Rental Cars in St. Clair ](https://www.expedia.com/Avis-Car-Rentals-In-St-Clair.d183497-c41.Car-Rental-Guide-Suppliers) - [Car rentals near Parkway ](https://www.expedia.com/Car-Rentals-In-Parkway.d553248634983075013.Car-Rental-Guide) - [Car rentals near Beaufort ](https://www.expedia.com/Car-Rentals-In-Beaufort.d6354544.Car-Rental-Guide) - [Car rentals near Leslie ](https://www.expedia.com/Car-Rentals-In-Leslie.d553248634983325647.Car-Rental-Guide) - [Car rentals near Gerald ](https://www.expedia.com/Car-Rentals-In-Gerald.d3000444923.Car-Rental-Guide) - [Car rentals near Cuba ](https://www.expedia.com/Car-Rentals-In-Cuba.d6499.Car-Rental-Guide) - [Car rentals near Lonedell ](https://www.expedia.com/Car-Rentals-In-Lonedell.d3000748982.Car-Rental-Guide) ### Vacation Rentals - [Bourbon Vacation Rentals ](https://www.expedia.com/Bourbon-Vacation-Rentals.d6351832.Travel-Guide-VacationRentals) - [Leasburg Vacation Rentals ](https://www.expedia.com/Leasburg-Vacation-Rentals.d3000445154.Travel-Guide-VacationRentals) - [St. Clair Vacation Rentals ](https://www.expedia.com/St-Clair-Vacation-Rentals.d183497.Travel-Guide-VacationRentals) \*Available to One Key members.