Title: $49 Cheap flights from Collinsville, IL - 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) # $49 Cheap flights from Collinsville, IL [View $49 flight on Wed, Apr 1, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:48.40&airProductToken=AQozCjEIwYIBEgQxMjIzGPJcIK4cKLSWiQMwjJeJAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) [Collinsville Travel Guide](https://expedia.com/Collinsville.dx7352)[Hotels in Collinsville](https://expedia.com/Collinsville-Hotels.d7352.Travel-Guide-Hotels)[Things to do in Collinsville](https://expedia.com/Things-To-Do-In-Collinsville.d7352.Travel-Guide-Activities)[Car Rentals in Collinsville](https://expedia.com/Car-Rentals-In-Collinsville.d7352.Car-Rental-Guide)[Collinsville Vacation Packages](https://expedia.com/Collinsville.d7352.Destination-Travel-Guides) ## Popular airlines from Collinsville - ![](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 Collinsville Nonstop Carry-on included Lower price than typical - St. Louis (STL)Phoenix (PHX) Thu, Mar 26 Mon, Mar 30 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 14 hours ago 25% less than typical $391 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:PHX,departure:3/26/2026TANYT&leg2=from:PHX,to:STL,departure:3/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-bad3dc69daab406995325e4c4c366386-4982-1-st-v5-sos-bad3dc69daab406995325e4c4c366386-4738-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAdbF9lyqAQcKA1NUTBAAsgEHCgNQSFgQAA~AQoxCi8I15wBEgQxNTAzGPJcIO-5ASil2ogDMPfbiAM4RkAAWAFqA1dHQXIHRlpOVk4yRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQpnCjIIwYIBEgQxNjE0GO-5ASCuHCiSh4kDMN-IiQM4QkAAWAFqBUJBU0lDcghRVkFJWFNCWAoxCMGCARIENDQ2MBiuHCDyXCjki4kDML-MiQM4QkABWAFqBUJBU0lDcghPVkFJS1NCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs&medianPrice=661.00&displayPrice=390.20&src=dflp) - St. Louis (STL)Phoenix (PHX) Fri, Mar 27 Tue, Mar 31 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 4-day trip just found 25% less than typical $375 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:PHX,departure:3/27/2026TANYT&leg2=from:PHX,to:STL,departure:3/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-e694ec4333bc46a78216c48ec98ee974-4365-1-st-v5-sos-e694ec4333bc46a78216c48ec98ee974-4288-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAf2--VyQARuQAQGqAQcKA1NUTBAAsgEHCgNQSFgQAA~AQoxCi8I15wBEgQyODQ3GPJcIO-5ASjn3YgDML7fiAM4WkAAWAFqA1dHQXIHWlhOVk4yRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQpnCjIIwYIBEgQzMjA1GO-5ASCuHCi7lIkDMJGWiQM4QkAAWAFqBUJBU0lDcghRVkFJS1NCWAoxCMGCARIEMjMwNBiuHCDyXCi0mYkDMP-ZiQM4QkABWAFqBUJBU0lDcghPVkFJS1NCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs&medianPrice=654.00&displayPrice=374.20&src=dflp) - St. Louis (STL)Phoenix (PHX) Fri, Mar 20 Sat, Mar 28 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 8-day trip just found 35% less than typical $441 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:PHX,departure:3/20/2026TANYT&leg2=from:PHX,to:STL,departure:3/28/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-30ca3c73ef6f41328976135b3dd42b07-3211-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gB98z5XJABA6oBBwoDU1RMEAGyAQcKA1BIWBAB~AQoxCi8I15wBEgQyODQ3GPJcIO-5ASiHj4gDMN6QiAM4R0AAWAFqA1dHQXIHR0xOMFcyRgphCi8I15wBEgQ0NzIxGO-5ASCDaSiK8ogDMPPyiAM4RkAAWAFqA1dHQXIHRlpBVk4yRgouCNecARIEMTk2NRiDaSDyXCiV9YgDMJf2iAM4RkABWAFqA1dHQXIHRlpBVk4yRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE&medianPrice=875.00&displayPrice=440.60&src=dflp) - St. Louis (STL)Los Angeles (LAX) Fri, Mar 27 Tue, Mar 31 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 4-day trip found 19 hours ago 20% less than typical $390 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:LAX,departure:3/27/2026TANYT&leg2=from:LAX,to:STL,departure:3/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-b02b20c695aa4aeb85da7d05c576cddb-3247-1-st-v5-sos-b02b20c695aa4aeb85da7d05c576cddb-3251-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAdi59VyqAQcKA1NUTBAAsgEHCgNMQVgQAA~AQo0CjIIwYIBEgQ2MjE2GPJcIIu4ASi63ogDMMLgiAM4QkAAWAFqBUJBU0lDcghTVkFJWVNCWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs.AQphCi8I15wBEgQzNzAwGIu4ASCDaSjFkokDMMyTiQM4REAAWAFqA1dHQXIHREJOVk4yRQouCNecARIEMTk2NRiDaSDyXCjwlokDMPKXiQM4QUABWAFqA1dHQXIHQUJOVkgyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE&medianPrice=613.00&displayPrice=389.20&src=dflp) - St. Louis (STL)Los Angeles (LAX) Thu, Apr 16 Sun, Apr 19 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 21 hours ago 30% less than typical $373 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:LAX,departure:4/16/2026TANYT&leg2=from:LAX,to:STL,departure:4/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-32ce9c0de61147a1ac8059a2588dc271-178-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBu_j0XKoBBwoDU1RMEACyAQcKA0xBWBAA~AQowCi4I15wBEgM5NTIY8lwgi7gBKMDGigMwtciKAzhFQABYAWoDV0dBcgdFTE5XVzJGCmAKLwjXnAESBDI4MzUYi7gBIKEDKIbqigMw7OuKAzhFQABYAWoDV0dBcgdFTEFXVzJGCi0I15wBEgM4MDYYoQMg8lwot-yKAzCH7YoDOEVAAVgBagNXR0FyB0VMQVdXMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=679.00&displayPrice=372.60&src=dflp) - St. Louis (STL)Los Angeles (LAX) Wed, Mar 11 Sun, Mar 15 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 4-day trip found 12 hours ago 25% less than typical $435 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:LAX,departure:3/11/2026TANYT&leg2=from:LAX,to:STL,departure:3/15/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-c7b951eb210b4f25b392d53e76480127-1980-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBm_T2XKoBBwoDU1RMEACyAQcKA0xBWBAA~AQo0CjIIwYIBEgQ2MjE2GPJcIIu4ASi6qocDMMKshwM4QkAAWAFqBUJBU0lDcghTMEZXVU5CWAo0CjIIwYIBEgQ2MjE1GIu4ASDyXCjt3YcDMMrfhwM4QkAAWAFqBUJBU0lDcghTMEZXWk5CWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs&medianPrice=735.00&displayPrice=434.81&src=dflp) - St. Louis (STL)Atlanta (ATL) Fri, Mar 27 Wed, Apr 1 ![Delta](https://a.travel-assets.com/air/airlines/dl_sq.svg)Delta • Nonstop --- 5-day trip found 2 hours ago 35% less than typical $206 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:ATL,departure:3/27/2026TANYT&leg2=from:ATL,to:STL,departure:4/1/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-c8dbb110a0274e9bbb1532e508826da6-2429-1~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBqov5XKoBBwoDU1RMEAGyAQcKA0FUTBAB~AQo3CjUIxJgBEgQxMzkzGPJcIOBcKJ_kiAMwiOWIAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTZCQwo3CjUIxJgBEgQxNDAzGOBcIPJcKIOeiQMw6p6JAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQzJCQxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE&medianPrice=396.00&displayPrice=205.80&src=dflp) - St. Louis (STL)Atlanta (ATL) Thu, Mar 26 Mon, Mar 30 ![Delta](https://a.travel-assets.com/air/airlines/dl_sq.svg)Delta • Nonstop --- 4-day trip found 8 hours ago 30% less than typical $201 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:ATL,departure:3/26/2026TANYT&leg2=from:ATL,to:STL,departure:3/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-dc5d707d6d2044fe8d568d180dc76e41-2308-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBqOH3XKoBBwoDU1RMEAGyAQcKA0FUTBAC~AQo3CjUIxJgBEgQxNTI0GPJcIOBcKPTSiAMw2dOIAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTVCQwo3CjUIxJgBEgQxNTcxGOBcIPJcKMeAiQMwrYGJAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTVCQxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE&medianPrice=386.00&displayPrice=200.80&src=dflp) - St. Louis (STL)Atlanta (ATL) Thu, Mar 26 Mon, Mar 30 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 22 hours ago 30% less than typical $201 [](https://www.expedia.com/Flights-Search?leg1=from:STL,to:ATL,departure:3/26/2026TANYT&leg2=from:ATL,to:STL,departure:3/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-c0183070d3934a83844ac55cb291c7d5-2415-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBmeT0XKoBBwoDU1RMEACyAQcKA0FUTBAA~AQowCi4I15wBEgQ0NTM1GPJcIOBcKKjZiAMwgtqIAzhBQABYAWoDV0dBcgdBWk5WTjJECjAKLgjXnAESBDI0MTYY4Fwg8lwo9P-IAzDdgIkDOEFAAFgBagNXR0FyB0FaTlZOMkQSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=386.00&displayPrice=200.80&src=dflp) ## Cheapest flights from Collinsville 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 ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Apr 1 - Wed, Apr 15 STL St. Louis ORD Chicago $97 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&leg2=from:ORD,to:STL,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:96.80&airProductToken=AQozCjEIwYIBEgQxMjIzGPJcIK4cKLSWiQMwjJeJAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYCjIKMAjBggESAzQxOBiuHCDyXCiiuIoDMPW4igM4QkAAWAFqBUJBU0lDcghPVkFJS1NCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Apr 1 - Wed, Apr 15 STL St. Louis ORD Chicago $97 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&leg2=from:ORD,to:STL,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:96.81&airProductToken=AQo4CjYI1YIBEgQ0Nzc5GPJcIK4cKNKWiQMwrJeJAzhOQABYAWoKMV9iYXNpY2Vjb3IIR0FVMkFLQlMKOAo2CNWCARIENDQ5MRiuHCDyXCiZtooDMPK2igM4TkAAWAFqCjFfYmFzaWNlY29yCEdBVTJBS0JTEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Apr 1 - Wed, Apr 15 STL St. Louis ORD Chicago $107 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&leg2=from:ORD,to:STL,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:106.60&airProductToken=AQozCjEIwYIBEgQxMjIzGPJcIK4cKLSWiQMwjJeJAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Apr 1 - Wed, Apr 15 STL St. Louis ORD Chicago $115 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&leg2=from:ORD,to:STL,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:114.01&airProductToken=AQo4CjYI1YIBEgQ0NjA4GPJcIK4cKJ2XiQMw9peJAzhOQABYAWoKMV9iYXNpY2Vjb3IIR0FVMkFLQlMKNwo1CNWCARIDNDg1GK4cIPJcKK26igMwhbuKAzhOQABYAWoKMV9iYXNpY2Vjb3IIR0FVMkFLQlMSCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Apr 1 - Wed, Apr 15 STL St. Louis ORD Chicago $117 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&leg2=from:ORD,to:STL,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:116.16&airProductToken=AQo4CjYI1YIBEgQ0Mzk1GPJcIK4cKO-YiQMwyJmJAzhOQABYAWoKMV9iYXNpY2Vjb3IIR0FVMkFLQlMKOAo2CNWCARIENDU3NhiuHCDyXCilu4oDMPu7igM4TkAAWAFqCjFfYmFzaWNlY29yCEdBVTJBS0JTEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Wed, Apr 1 - Wed, Apr 15 STL St. Louis ORD Chicago $117 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&leg2=from:ORD,to:STL,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:116.41&airProductToken=AQpfCi4I15wBEgQzODUyGPJcIINpKMiWiQMw2ZeJAzhWQABYAWoDV0dBcgdWQkFWTjJECi0I15wBEgMxMDQYg2kgrhwo6piJAzCPmokDOFZAAVgBagNXR0FyB1ZCQVZOMkQKYAouCNecARIEMzY4MxiuHCCDaSiCtooDMKe3igM4VkAAWAFqA1dHQXIHVkJBVk4yRAouCNecARIEMTMyORiDaSDyXCjMuIoDMMm5igM4VkABWAFqA1dHQXIHVkJBVk4yRBIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Apr 7 - Wed, Apr 8 STL St. Louis ORD Chicago $117 Roundtrip found 9 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/7/2026TANYT&leg2=from:ORD,to:STL,departure:4/8/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:116.59&airProductToken=AQozCjEIwYIBEgQxOTI2GPJcIK4cKPfciQMwy92JAzhCQABYAWoFQkFTSUNyCE9WQUlLU0JYEgwIARABGAEqAkFBMgAYASIECAEQASgCKAMoBDAL) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Tue, Apr 28 - Wed, Apr 29 STL St. Louis ORD Chicago $122 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/28/2026TANYT&leg2=from:ORD,to:STL,departure:4/29/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:121.89&airProductToken=AQpfCi0I15wBEgM0NTEY8lwgzHAo_smLAzDky4sDOFZAAFgBagNXR0FyB1ZCQVZOMkQKLgjXnAESBDE1NzEYzHAgrhwokcyLAzDPzYsDOFZAAVgBagNXR0FyB1ZCQVZOMkQSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Sun, May 3 - Thu, May 21 STL St. Louis MCO Orlando $123 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:MCO,departure:5/3/2026TANYT&leg2=from:MCO,to:STL,departure:5/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:122.96&airProductToken=AQohCh8IxnISBDI2MzYY8lwgzHAox4OMAzDZhIwDOFpAAFgBCiEKHwjGchIEMjYzNRjMcCDyXCiR0I0DMKnRjQM4WkAAWAESCggBEAEYASoCRjkYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Apr 1 - Wed, Apr 15 STL St. Louis ORD Chicago $127 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:STL,to:ORD,departure:4/1/2026TANYT&leg2=from:ORD,to:STL,departure:4/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:126.60&airProductToken=AQpwCjYIxJgBEgQzODYzGPJcIOO0ASjWmIkDMK-ZiQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0MyQkMKNgjEmAESBDIzNTgY47QBIK4cKN-aiQMwt5uJAzhFQAFYAWoJTUFJTkJBU0lDcghWQVZTQzJCQxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![](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_) ## How to Find Cheap Flights from Collinsville, IL #### How much is a flight from Collinsville? This week, flights from Collinsville are available between $97 – $127\. #### How to find cheap flights from Collinsville? Expedia makes it easy to compare cheap flights from Collinsville to many destinations. Check out excellent deals on domestic and international flights from Collinsville. 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 Collinsville? 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 Collinsville 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 Collinsville may be more expensive. Airlines with strict bag policies or fees can also impact your costs. #### What is the best airline to fly from Collinsville? 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 Collinsville with: American Airlines, Southwest Airlines, Frontier Airlines, United, Delta. #### What is the best month to fly from Collinsville? One of the cheapest times to fly from Collinsville 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 Collinsville? Expedia is the place to find last-minute flights from Collinsville, 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 Collinsville 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 Collinsville. 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. ## Travel information ## Flights from Collinsville: Essential Travel Information | Cheapest flight from Collinsville | $97 (roundtrip) | | --------------------------------------- | ----------------------------------------------------------------------- | | Best airlines to fly from Collinsville | American Airlines, Southwest Airlines, Frontier Airlines, United, Delta | | Cheapest month to fly from Collinsville | April | | Collinsville IATA code | STL | | Collinsville Country/State | Illinois | | Airline ticket deals from Collinsville | $97 - $127 | \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - Other - [Hotels near World's Largest Catsup Bottle ](https://www.expedia.com/Worlds-Largest-Catsup-Bottle-Hotels.0-l553248621532655933-0.Travel-Guide-Filter-Hotels) - 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