Title: Cheap Flights from Los Angeles - Ontario Intl. Airport (ONT) - Expedia.co.uk ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Los Angeles - Ontario Intl. Airport (ONT) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers 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 [Los Angeles Travel Guide](https://expedia.co.uk/Los-Angeles.dx178280)[Hotels in Los Angeles](https://expedia.co.uk/Los-Angeles-Hotels.d178280.Travel-Guide-Hotels)[Things to do in Los Angeles](https://expedia.co.uk/Things-To-Do-In-Los-Angeles.d178280.Travel-Guide-Activities)[Los Angeles Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Los-Angeles.d178280.Car-Hire-Guide)[Los Angeles Holidays](https://expedia.co.uk/Los-Angeles.d178280.Holidays-City-Breaks) ## Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines - ![Volaris](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_Y4.svg) Volaris - ![notification illustration](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\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ### Popular Flights from Los Angeles - Ontario Intl. Airport > - [Ontario to Phoenix (ONT - PHX) ](https://expedia.co.uk/lp/flights/ont/phx/ontario-to-phoenix) > - [Ontario to Honolulu (ONT - HNL) ](https://expedia.co.uk/lp/flights/ont/hnl/ontario-to-honolulu) > - [Ontario to Taipei (ONT - TPE) ](https://expedia.co.uk/lp/flights/ont/tpe/ontario-to-taipei) > - [Ontario to Manila (ONT - MNL) ](https://expedia.co.uk/lp/flights/ont/mnl/ontario-to-manila) > - [Ontario to Reykjavik (ONT - KEF) ](https://expedia.co.uk/lp/flights/ont/kef/ontario-to-reykjavik) > - [Ontario to Guadalajara (ONT - GDL) ](https://expedia.co.uk/lp/flights/ont/gdl/ontario-to-guadalajara) > - [Ontario to London (ONT - LHR) ](https://expedia.co.uk/lp/flights/ont/lhr/ontario-to-london) > - [Ontario to London (ONT - LGW) ](https://expedia.co.uk/lp/flights/ont/lgw/ontario-to-london) ## Flights from Los Angeles - Ontario Intl. Airport Prices were available within the past 7 days and start at £53 for one-way flights and £82 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, 6 Jan - Sun, 11 Jan ONT Ontario SEA Seattle £82 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:SEA,departure:06/01/2026TANYT&leg2=from:SEA,to:ONT,departure:11/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:81.90&airProductToken=AQojCiEIxJgBEgQ0MDMxGK6bASCSASiC4IEDMLvhgQM4RUAAWAEKRQogCMSYARIEMTIzORiSASDyEii9mYIDMLqaggM4RUAAWAEKIQjEmAESBDE2MTQY8hIgrpsBKN2aggMwzpuCAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 17 Jan - Sat, 24 Jan ONT Ontario PDX Portland £88 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:PDX,departure:17/01/2026TANYT&leg2=from:PDX,to:ONT,departure:24/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:87.50&airProductToken=AQoxCi8IwaYBEgM1NDQYrpsBIO-4ASjk14IDMP3YggM4WEAAWAFqAlNWcghHSDJFWFVCTgoxCi8IwaYBEgMzNDAY77gBIK6bASjOq4MDMNqsgwM4WEAAWAFqAlNWcghHSDJFWFVCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Sun, 8 Feb - Mon, 23 Feb ONT Ontario SEA Seattle £90 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:SEA,departure:08/02/2026TANYT&leg2=from:SEA,to:ONT,departure:23/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:89.70&airProductToken=AQojCiEIyIIBEgQ2MzYxGK6bASCSASjozoQDMJbQhAM4VUAAWAEKIwohCMiCARIENjgyORiSASCumwEoyP6FAzDk_4UDOFVAAFgBEgoIARABGAEqAkhBGAEiBAgBEAEoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 14 Jan - Wed, 21 Jan ONT Ontario PDX Portland £103 Return found 8 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:PDX,departure:14/01/2026TANYT&leg2=from:PDX,to:ONT,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:102.60&airProductToken=AQoxCi8IwaYBEgM1NDQYrpsBIO-4ASiEtoIDMJ23ggM4WEAAWAFqAlNWcghPSDJFWFVCTgoxCi8IwaYBEgM1NjUY77gBIK6bASiziIMDML-JgwM4WEAAWAFqAlNWcghPSDJFWFVCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Wed, 4 Mar - Thu, 19 Mar ONT Ontario SEA Seattle £104 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:SEA,departure:04/03/2026TANYT&leg2=from:SEA,to:ONT,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:103.60&airProductToken=AQojCiEIyIIBEgQ2MzYxGK6bASCSASj23IYDMKXehgM4VUAAWAEKIwohCMiCARIENjgyOBiSASCumwEo2YuIAzDyjIgDOFVAAFgBEgoIARABGAEqAkhBGAEiBAgBEAEoBDAB) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Sun, 8 Mar - Wed, 25 Mar ONT Ontario SEA Seattle £105 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:SEA,departure:08/03/2026TANYT&leg2=from:SEA,to:ONT,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:104.70&airProductToken=AQojCiEIyIIBEgQ2MzYxGK6bASCSASi6iYcDMOmKhwM4VUAAWAEKIwohCMiCARIENjgyOBiSASCumwEomc-IAzCy0IgDOFVAAFgBEgoIARABGAEqAkhBGAEiBAgBEAEoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 17 Jan - Sat, 24 Jan ONT Ontario PDX Portland £114 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:PDX,departure:17/01/2026TANYT&leg2=from:PDX,to:ONT,departure:24/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:113.10&airProductToken=AQpgCi4IwaYBEgM2NjUYrpsBIJIBKIPcggMwrt2CAzhYQABYAWoCU1ZyCEdIMkVBVkJOCi4IwaYBEgMzODAYkgEg77gBKObdggMwn96CAzhYQAFYAWoCU1ZyCEdIMkVBVkJOCjEKLwjBpgESAzM0MBjvuAEgrpsBKM6rgwMw2qyDAzhYQABYAWoCU1ZyCEdIMkVYVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 14 Jan - Wed, 21 Jan ONT Ontario PDX Portland £118 Return found 8 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:PDX,departure:14/01/2026TANYT&leg2=from:PDX,to:ONT,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:117.20&airProductToken=AQpgCi4IwaYBEgM2NjUYrpsBIJIBKKO6ggMwzruCAzhYQABYAWoCU1ZyCEdIMllYVUJOCi4IwaYBEgM0OTgYkgEg77gBKPm8ggMwtr2CAzhYQAFYAWoCU1ZyCEdIMllYVUJOCmAKLgjBpgESAzM3MRjvuAEgkgEo8oeDAzCziIMDOFhAAFgBagJTVnIIR0gyWVhVQk4KLgjBpgESAzU5MhiSASCumwEo-ImDAzCUi4MDOFhAAVgBagJTVnIIR0gyWVhVQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sun, 7 Dec - Sun, 14 Dec ONT Ontario SFO San Francisco £168 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:SFO,departure:07/12/2025TANYT&leg2=from:SFO,to:ONT,departure:14/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:167.10&airProductToken=AQoiCiAI1YIBEgMyNzcYrpsBILJxKIiK_wIw3Ir_AjhLQABYAQoiCiAI1YIBEgM0NDgYsnEgrpsBKIjg_wIw2eD_AjhHQABYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![Volaris](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/Y4.gif) Wed, 14 Jan - Fri, 23 Jan ONT Ontario NLU Mexico City £228 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ONT,to:NLU,departure:14/01/2026TANYT&leg2=from:NLU,to:ONT,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:227.64&airProductToken=AQpgCi4I2WgSBDE4NjEYrpsBIOZYKIqzggMwvLSCAzhMQABYAWoEWmVyb3IGTExDU1MyCi4I2WgSBDEyOTAY5lgg7aIBKOa1ggMwr7aCAzhMQAFYAWoEWmVyb3IGTExDU1MyCmAKLgjZaBIEMTI5MxjtogEg5lgok5-DAzDjn4MDOExAAFgBagRaZXJvcgZMTENTUzEKLgjZaBIEMTg2MBjmWCCumwEol6GDAzDcooMDOExAAVgBagRaZXJvcgZMTENTUzESCggBEAEYASoCWTQYASIECAEQASgCKAMoBDAN) ## Top Trending Hotels Near Los Angeles - Ontario Intl. Airport, Ontario ![DoubleTree by Hilton Ontario Airport](https://images.trvl-media.com/lodging/1000000/10000/6300/6243/e606c339_y.jpg?impolicy=resizecrop&rw=340&ch=150) [### DoubleTree by Hilton Ontario Airport ](https://expedia.co.uk/Los-Angeles-Hotels-DoubleTree-By-Hilton-Ontario-Airport.h6243.Hotel-Information) 222 N Vineyard Ave Ontario CA £105 26 Dec - 27 Dec includes taxes & fees Stay at this business-friendly hotel in Ontario. Enjoy free Wi-Fi, 2 restaurants and a nightclub. Our guests praise the helpful staff and the clean rooms in ... 8.2/10 Very Good! (1,034 reviews) [](https://expedia.co.uk/Hotel-Search?selected=6243&PinnedHotelID=6243&HadPinnedHotel=true®ionId=5525071) ![Extended Studio Hotel Ontario](https://images.trvl-media.com/lodging/1000000/20000/19700/19634/cfd747c7_y.jpg?impolicy=resizecrop&rw=340&ch=150) [### Extended Studio Hotel Ontario ](https://expedia.co.uk/Los-Angeles-Hotels-Red-Roof-Inn-Ontario-Airport.h19634.Hotel-Information) 1818 E Holt Blvd Ontario CA £70 9 Dec - 10 Dec includes taxes & fees Stay at this business-friendly hotel in Ontario. Enjoy free Wi-Fi, free parking and a 24-hour front desk. Our guests praise the helpful staff in their reviews. ... 9/10 Wonderful! (913 reviews) [](https://expedia.co.uk/Hotel-Search?selected=19634&PinnedHotelID=19634&HadPinnedHotel=true®ionId=5525071) ![Ontario Airport Inn](https://images.trvl-media.com/lodging/1000000/10000/7100/7097/e9289ff7_y.jpg?impolicy=resizecrop&rw=340&ch=150) [### Ontario Airport Inn ](https://expedia.co.uk/Los-Angeles-Hotels-Ontario-Airport-Inn.h7097.Hotel-Information) 1801 E G St Ontario CA £68 7 Dec - 8 Dec includes taxes & fees Stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free Wi-Fi and free parking. Our guests praise the breakfast and the helpful staff in ... 8.8/10 Excellent! (1,754 reviews) [](https://expedia.co.uk/Hotel-Search?selected=7097&PinnedHotelID=7097&HadPinnedHotel=true®ionId=5525071) Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply. ## Los Angeles - Ontario Intl. Airport Information | Airport Name | Airport Location | Airport Code | Latitude | Longitude | Altitude | | ------------- | ---------------- | ------------------------------------- | --------- | ------------ | ------------- | | Ontario Intl. | Ontario, US | IATA: ONT, ICAO: KONT, GPS Code: KONT | 34.056000 | \-117.600998 | 287.73 meters | Ontario Intl., ONT airport, offers flights from multiple airline carriers to many popular global destinations. Above you'll find some useful information about Ontario’s airports that can help you in planning your next trip. Expedia offers flights from Ontario Intl. on multiple airline carriers, and makes it easy and affordable for you to book. - [ONT Wikipedia Information](http://en.wikipedia.org/wiki/LA/Ontario_International_Airport) ## Current conditions at Ontario International Airport ![airport static map image](//maps.googleapis.com/maps/api/staticmap?maptype=roadmap&format=jpg&key=AIzaSyC6TZaOcklGb2r2g1eLczEZk324JD7TvM4&size=500x203&language=en-GB®ion=GB&scale=4¢er=34.056001,-117.601193&zoom=12&signature=kZOZnceTAMfMSnnmEc2pBxSrfto=) View map ## Airport information Name: Ontario International Airport Location: Ontario, United States - Longitude: 34.056001 - Latitude: -117.601193 Airport Codes: - IATA: ONT - ICAO: KONT [ONT Wikipedia information](http://en.wikipedia.org/wiki/LA/Ontario_International_Airport) ## Frequently asked questions ### What is the airport code for Los Angeles - Ontario Intl. Airport (ONT)? ### How many terminals are there in Ontario Airport and how early should I arrive before my flight? ### Does Ontario Airport have a hotel? ### Are there private lounges in Los Angeles - Ontario Intl. Airport (ONT)? ### What airlines fly out of Ontario Airport? > - American Airlines > - Frontier Airlines > - Delta Air Lines > > > Cross a new country off your travel bucket list with China Airlines. This leading international airline has flights out of Los Angeles - Ontario Intl. Airport (ONT) and will have a destination that'll make you want to click the "book" button. ### How many flights per day fly out of ONT? ### How to find cheap flights from ONT with Expedia? ### Where can you fly to from Los Angeles - Ontario Intl. Airport (ONT)? ### What is the cancellation policy on flights and how do I cancel my flight on Expedia? ## Explore a world of travel with Expedia \*Available to Expedia members.