Title: $28 Cheap Flights to Crestline, CA - Expedia.com ![E86A9T Lake Gregory at Crestline California](https://images.trvl-media.com/place/6085018/b13def6a-7ab2-49b0-952b-b48d636be36f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6085018/b13def6a-7ab2-49b0-952b-b48d636be36f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $28 Cheap Flights to Crestline, CA [View $28 flight on Sat, May 2, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:DEN,to:ONT,departure:5/2/2026TANYT&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=AQoxCi8IxnISBDEyNjEYg2kgrpsBKK37iwMwv_yLAzhFQABYAWoEUENfMXIHSzIxU1hTMhIKCAEQARgBKgJGORgBIgQIARABKAIoAzAN) - [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 [Crestline Travel Guide](https://expedia.com/Crestline.dx6085018)[Hotels in Crestline](https://expedia.com/Crestline-Hotels.d6085018.Travel-Guide-Hotels)[Car Rentals in Crestline](https://expedia.com/Car-Rentals-In-Crestline.d6085018.Car-Rental-Guide)[Crestline Vacation Packages](https://expedia.com/Crestline.d6085018.Destination-Travel-Guides) ## Popular airlines to Crestline - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Crestline, California, United States of America,departure:3/12/2026TANYT&leg2=from:Crestline, California, United States of America,to:CMH,departure:3/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Crestline, California, United States of America,departure:3/12/2026TANYT&leg2=from:Crestline, California, United States of America,to:CMH,departure:3/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Crestline, California, United States of America,departure:3/12/2026TANYT&leg2=from:Crestline, California, United States of America,to:CMH,departure:3/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Crestline, California, United States of America,departure:3/12/2026TANYT&leg2=from:Crestline, California, United States of America,to:CMH,departure:3/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Crestline, California, United States of America,departure:3/12/2026TANYT&leg2=from:Crestline, California, United States of America,to:CMH,departure:3/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Crestline, California, United States of America,departure:3/12/2026TANYT&leg2=from:Crestline, California, United States of America,to:CMH,departure:3/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NK.svg) Spirit Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Crestline, California, United States of America,departure:3/12/2026TANYT&leg2=from:Crestline, California, United States of America,to:CMH,departure:3/19/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}]) - ![](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 to Crestline Nonstop Carry-on included Lower price than typical - Columbus (CMH)Los Angeles (LAX) Mon, Mar 23 Fri, Mar 27 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 3-day trip found 15 hours ago 30% less than typical $378 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:LAX,departure:3/23/2026TANYT&leg2=from:LAX,to:CMH,departure:3/27/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-54634b9e5bfe4cc1a14cb7497b2b3ab7-2932-1-st-v5-sos-54634b9e5bfe4cc1a14cb7497b2b3ab7-2824-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAYO1zVyQAQGQAQGqAQcKA0NNSBAAsgEHCgNMQVgQAA~AQo0CjIIwYIBEgQxMTgxGII7IIu4ASixtogDMOe4iAM4QkAAWAFqBUJBU0lDcghRVkFJWFNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs.AQphCi8I15wBEgQzNzI5GIu4ASDyXCjJ4ogDMJvkiAM4SUAAWAFqA1dHQXIHSUxBV1YyRgouCNecARIEMjUzNxjyXCCCOyjI5IgDMJjliAM4SUABWAFqA1dHQXIHSUxBV1YyRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE&medianPrice=714.00&displayPrice=377.59&src=dflp) - Columbus (CMH)Los Angeles (LAX) Sat, Mar 21 Sat, Mar 28 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 7-day trip found 23 hours ago 45% less than typical $326 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:LAX,departure:3/21/2026TANYT&leg2=from:ONT,to:CMH,departure:3/28/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-6dbbdf80b27b482fa5e19c81e115a5e1-1538-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBj9HLXKoBBwoDQ01IEACyAQcKA1FMQRAA~AQo0CjIIwYIBEgQzMTQzGII7IIu4ASjxn4gDMKeiiAM4QkAAWAFqBUJBU0lDcghPVkZIWk5CVgppCjMIwYIBEgQyMjc3GK6bASCjsQEo4vKIAzCO9IgDOEJAAFgBagVCQVNJQ3IIUVZBS1VTQlgKMgjBggESBDEyNzkYo7EBIII7KKX1iAMwu_aIAzhCQAFYAWoFQkFTSUNyCFFWQUtVU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=771.00&displayPrice=325.60&src=dflp) - Columbus (CMH)Los Angeles (LAX) Sat, Mar 7 Sun, Mar 15 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 7-day trip found 1 hour ago 35% less than typical $372 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:LAX,departure:3/7/2026TANYT&leg2=from:LAX,to:CMH,departure:3/15/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-1db25d9d35c3423aa4bef726165f9938-836-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBkavQXKoBBwoDQ01IEACyAQcKA0xBWBAA~AQo0CjIIwYIBEgQzMTQzGII7IIu4ASjtgocDMKOFhwM4QkAAWAFqBUJBU0lDcghOMEZXVU5CWAppCjMIwYIBEgQyMDU2GIu4ASCjsQEowtWHAzD51ocDOEJAAFgBagVCQVNJQ3IIUVVGSFpOQlgKMgjBggESBDEyNzkYo7EBIII7KOXXhwMw-9iHAzhCQAFYAWoFQkFTSUNyCFFVRkhaTkJYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=750.00&displayPrice=371.60&src=dflp) - Columbus (CMH)San Diego (SAN) Sat, Mar 14 Wed, Mar 18 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 4-day trip found 17 hours ago 25% less than typical $410 [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:SAN,departure:3/14/2026TANYT&leg2=from:SAN,to:CMH,departure:3/18/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-e1134352d02c407994c89b4235e31d26-2262-1-st-v5-sos-e1134352d02c407994c89b4235e31d26-2253-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAbvxzFyQASyQAQGqAQcKA0NNSBAAsgEHCgNTQU4QAA~AQovCi0I15wBEgM1OTEYgjsgkmgo9NCHAzCg04cDOENAAFgBagNXR0FyB0NMTlVLMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB.AQpvCjUIxJgBEgM3NjQYkmgg47QBKLaBiAMwuoOIAzhFQABYAWoJTUFJTkJBU0lDcghWQVZOQTBCUQo2CMSYARIEMzY0NBjjtAEggjso-ISIAzC-hYgDOEVAAVgBaglNQUlOQkFTSUNyCFZBVk5BMEJREgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ&medianPrice=690.00&displayPrice=409.60&src=dflp) ## How much is the cheapest flight to Crestline? Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Breeze Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/MX.gif) Sun, Mar 22 - Thu, Mar 26 SFO San Francisco SBD San Bernardino $60 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SFO,to:SBD,departure:3/22/2026TANYT&leg2=from:SBD,to:SFO,departure:3/26/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:59.61&airProductToken=AQohCh8IzbABEgM2MDAYsnEgshgogquIAzDaq4gDOFZAAFgBCiEKHwjNsAESAzYwMRiyGCCycSiC2YgDMOPZiAM4TUAAWAESCggBEAEYASoCTVgYASIECAEQASgEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, Mar 31 - Wed, Apr 1 SFO San Francisco ONT Ontario $117 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SFO,to:ONT,departure:3/31/2026TANYT&leg2=from:ONT,to:SFO,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:116.80&airProductToken=AQo5CjcI1YIBEgQxNTAzGLJxIK6bASidjYkDMPiNiQM4TkAAWAFqCjFfYmFzaWNlY29yCEdBVTJKS0JTCjkKNwjVggESBDE2NjUYrpsBILJxKK2diQMwhp6JAzhOQABYAWoKMV9iYXNpY2Vjb3IIR0FVMkpLQlMSCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Tue, Apr 21 - Wed, Apr 22 DFW Dallas ONT Ontario $120 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DFW,to:ONT,departure:4/21/2026TANYT&leg2=from:ONT,to:DFW,departure:4/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:119.96&airProductToken=AQoyCjAIxnISBDQ2ODkYo7EBIK6bASjJ_YoDMJv_igM4RUAAWAFqBFBDXzFyB1oyMUVYUzIKMgowCMZyEgQ0NjkwGK6bASCjsQEo04SLAzCWhosDOEVAAFgBagRQQ18xcgdaMjFYWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Tue, Mar 24 - Tue, Mar 31 SFO San Francisco ONT Ontario $151 Roundtrip found 10 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:SFO,to:ONT,departure:3/24/2026TANYT&leg2=from:ONT,to:SFO,departure:3/31/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:150.40&airProductToken=AQpiCi8I15wBEgQ0NDMyGLJxIO-5ASjmwYgDMN7CiAM4VkAAWAFqA1dHQXIHVkJBVkgyRAovCNecARIDMTMwGO-5ASCumwEo58SIAzCyxYgDOFZAAVgBagNXR0FyB1ZCQVZIMkQKYwowCNecARIENDA3MhiumwEgi5ABKM2MiQMwk42JAzhWQABYAWoDV0dBcgdWQkFWSDJECi8I15wBEgQxNzE4GIuQASCycSjfkIkDMMORiQM4VkABWAFqA1dHQXIHVkJBVkgyRBIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Sep 5 - Sat, Sep 12 DFW Dallas ONT Ontario $181 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DFW,to:ONT,departure:9/5/2026TANYT&leg2=from:ONT,to:DFW,departure:9/12/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:180.79&airProductToken=AQo1CjMIwYIBEgQyNjM1GKOxASCumwEo3_-WAzCZgZcDOEJAAFgBagVCQVNJQ3IIT1dGSUpTQlgKNQozCMGCARIEMjYzNRiumwEgo7EBKMTQlwMw_NGXAzhCQABYAWoFQkFTSUNyCE9XRklKU0JYEgwIARABGAEqAkFBMgAYASIECAEQASgCKAMoBDAL) ## Alternative airports near Crestline Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:ONT,departure:3/12/2026TANYT&leg2=from:ONT,to:CMH,departure:3/17/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ONT Los Angeles - Ontario Intl. Cheapest 43 min [Flights from $557 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:ONT,departure:3/12/2026TANYT&leg2=from:ONT,to:CMH,departure:3/17/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Columbus (CMH) to Los Angeles (LAX) ### October is typically the cheapest month to fly From $120 - $306 per traveler. ![](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_) ## Frequently asked questions ### What month is the cheapest to fly to Crestline? ### Which US cities have the cheapest flights to Crestline? > - Provo (PVU) > - El Centro (IPL) > - Las Vegas (LAS) > - San Francisco (SFO) > - Everett (PAE) > > > with fares often starting from $51. ### Which US cities fly direct to Crestline? > - New York (JFK, LGA) > - Newark (EWR) > - Seattle (SEA) > - San Francisco (SFO) > - Chicago (MDW, ORD) > > > To John Wayne (SNA) > - San Francisco (SFO) > - Seattle (SEA) > - Dallas (DAL, DFW) > - Phoenix (PHX) > - Denver (DEN) > > > To Bob Hope (BUR) > - San Francisco (SFO) > - Seattle (SEA) > - Las Vegas (LAS) > - Sacramento (SMF) > - Phoenix (PHX) ### How to find a cheap flight to Crestline? ### Which airlines fly to Crestline? > - Alaska Airlines > - American Airlines > - Delta > - Delta Air Lines > - Frontier Airlines > - JetBlue Airways > - Spirit Airlines > - United > - United Airlines ### Where do you fly into Crestline? > - The closest major airport is Los Angeles, CA (LAX-Los Angeles Intl.), about 80 miles from the city center, which is a hub for United, American Airlines, and Alaska Airlines, with other airlines like Delta, Frontier Airlines also operating here. > - Orange County, CA (SNA-John Wayne) is another option, about 56 miles away, serving as a hub for United, Alaska Airlines, and American Airlines, with WN, Delta also operating here. > - Ontario, CA (ONT-Los Angeles - Ontario Intl.), about 25 miles away, serving as a hub for WN, United, and American Airlines, with Alaska Airlines, Delta also operating here. > - Burbank, CA (BUR-Hollywood Burbank), about 74 miles away, serving as a hub for WN, United, and Alaska Airlines, with American Airlines, Delta also operating here. > - Palm Springs, CA (PSP-Palm Springs Intl.), about 61 miles away, serving as a hub for United, Alaska Airlines, and American Airlines, with WN, Delta also operating here. ### What is the cheapest airport to fly to in Crestline? ### Which budget airlines fly to Crestline? > - Southwest Airlines: serves Ontario (ONT), Orange County (SNA), Palm Springs (PSP), Burbank (BUR), Los Angeles (LAX) > - Frontier Airlines: serves Ontario (ONT), Orange County (SNA), Palm Springs (PSP), Burbank (BUR), Los Angeles (LAX) > - Spirit Airlines: serves Orange County (SNA), Burbank (BUR), Los Angeles (LAX) > - JetBlue Airways: serves Ontario (ONT), Burbank (BUR), Los Angeles (LAX) > - WestJet: serves Ontario (ONT), Orange County (SNA), Palm Springs (PSP), Burbank (BUR), Los Angeles (LAX) > - Volaris: serves Ontario (ONT), Los Angeles (LAX) > - Viva Aerobus: flies to Los Angeles (LAX) > - Sun Country Airlines: serves Palm Springs (PSP), Los Angeles (LAX) > - Breeze: serves Orange County (SNA), Burbank (BUR), Los Angeles (LAX) > - Flair Airlines: flies to Los Angeles (LAX) ### What is the best month to visit Crestline? ### How far in advance should I book a flight to Crestline? ### What day of the week is cheapest day to buy a plane ticket to Crestline? ### What is the most expensive month to fly to Crestline? ### How far is the airport from central Crestline? > - San Bernardino, CA (SBD-San Bernardino Intl.): 10 miles south > - Ontario, CA (ONT-Los Angeles - Ontario Intl.): 25 miles southwest > > > These options give you flexibility when planning your trip. ### How can I track flight prices to Crestline? ### How to get a cheap last-minute flight to Crestline? ### Can I earn miles booking a flight to Crestline with Expedia? ### Can I save money by booking a Crestline trip package? ### Can I change or cancel my flight to Crestline? \*Flight schedules are subject to change. ## Book with confidence # Tips to find the cheapest flights to Crestline **The cheapest day to fly** Get started finding a cheap flight to Crestline on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you. **The cheapest month to fly** March is the cheapest month to fly to Crestline. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Crestline. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute. **The most affordable time to book a flight** Typically, a Sunday can be the cheapest time to book a flight to Crestline, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation. **The cheapest round-trip tickets to Crestline** The lowest price for round-trip flights to Crestline in 2026 starts from from $56, while one-way tickets start from from $28\. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Crestline. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Crestline** Breeze Airways, Frontier Airlines, United, Southwest Airlines, American Airlines are just some of the airlines that can typically offer cheap tickets to Crestline. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Crestline and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Crestline, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Crestline. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia. **Save with a package** With Expedia's amazing [package deals](https://www.expedia.com/package-deals), you could save hundreds of dollars by booking your Crestline plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving. **Date flexibility for the cheapest flights to Crestline** If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Crestline. **Stopover savings** The cheapest tickets to Crestline are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Crestline. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved. **Get Expedia's Price Drop Protection** Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference\*. This gives you peace of mind that you're getting one of the cheapest flights to Crestline for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members. \*Terms apply. **Use our Price Tracking feature** Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Crestline. Simply download the free Expedia app to your smart device and activate Crestline flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices. **Book with Expedia** As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Crestline. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. ## Travel information | Destination airport | Los Angeles - Ontario Intl. | | ----------------------------- | --------------------------- | | Destination airport IATA code | ONT | | Destination city name | Ontario | | Roundtrip price | $56 | ## Trending flights to Crestline Prices were available within the past 7 days and start at $28 for one-way flights and $56 for 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) Wed, Apr 22 - Sat, May 2 DEN Denver ONT Ontario $56 Roundtrip found 4 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:DEN,to:ONT,departure:4/22/2026TANYT&leg2=from:ONT,to:DEN,departure:5/2/2026TANYT&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=AQoxCi8IxnISBDEyNjEYg2kgrpsBKO2KiwMw_4uLAzhFQABYAWoEUENfMXIHSzIxWFhTMgoxCi8IxnISBDE1MDAYrpsBIINpKN_xiwMw5_KLAzhFQABYAWoEUENfMXIHSzIxU1hTMhIKCAEQARgBKgJGORgBIgQIARABKAIoAzAN) ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - [Hotels near Lake Gregory Regional Park ](https://www.expedia.com/Lake-Gregory-Regional-Park-Hotels.0-l553248621532641583-0.Travel-Guide-Filter-Hotels) - [Hotels near Lake Gregory ](https://www.expedia.com/Lake-Gregory-Hotels.0-l553248635056399279-0.Travel-Guide-Filter-Hotels) - 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