Title: CA $211 Cheap Flights from Buffalo (BUF) to Ontario (ONT) - Expedia.ca ![Ontario showing night scenes and street scenes](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Ontario Convention & Visitors Bureau / Jon Edwards. ![](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $211 Cheap Flights from Buffalo (BUF) to Ontario (ONT) [View CA $211 flight on Sat, Feb 7, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:BUF,to:ONT,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:210.80&airProductToken=AQpoCjEIwYIBEgM2MTcYgS0go7EBKLrChAMwp8SEAzhCQABYAWoFQkFTSUNyCFFWQVdVU0JWCjMIwYIBEgQyNjM1GKOxASCumwEo88WEAzC6x4QDOEJAAVgBagVCQVNJQ3IIUVZBV1VTQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) - [Roundtrip](?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 ## Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Los Angeles - Ontario Intl. Airport (ONT) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:ONT,departure:03/01/2026TANYT&leg2=from:ONT,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:ONT,departure:03/01/2026TANYT&leg2=from:ONT,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:ONT,departure:03/01/2026TANYT&leg2=from:ONT,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:ONT,departure:03/01/2026TANYT&leg2=from:ONT,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:ONT,departure:03/01/2026TANYT&leg2=from:ONT,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![JetBlue Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:ONT,departure:03/01/2026TANYT&leg2=from:ONT,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![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 30% 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.ca/login) ## Cheap flights from Buffalo (BUF) to Ontario (ONT) Prices were available within the past 7 days and start at CA $211 for one-way flights and CA $391 for 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) Sat, Feb 7 - Sat, Feb 14 BUF Buffalo ONT Ontario CA $391 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:07/02/2026TANYT&leg2=from:ONT,to:BUF,departure:14/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:390.40&airProductToken=AQpoCjEIwYIBEgM2MTcYgS0go7EBKLrChAMwp8SEAzhCQABYAWoFQkFTSUNyCFFWQVdVU0JWCjMIwYIBEgQyNjM1GKOxASCumwEo88WEAzC6x4QDOEJAAVgBagVCQVNJQ3IIUVZBV1VTQlYKaQozCMGCARIEMTkyMBiumwEg4poBKN-ahQMw6JyFAzhCQABYAWoFQkFTSUNyCE83QVdaU0JaCjIIwYIBEgQxMjAzGOKaASCBLSjPnoUDMLufhQM4QkABWAFqBUJBU0lDcghPN0FXWlNCWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Feb 7 - Sat, Feb 14 BUF Buffalo ONT Ontario CA $459 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:07/02/2026TANYT&leg2=from:ONT,to:BUF,departure:14/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:458.20&airProductToken=AQpoCjEIwYIBEgM2MTcYgS0go7EBKLrChAMwp8SEAzhCQABYAWoFQkFTSUNyCFFWQVdVU0JWCjMIwYIBEgQyNjM1GKOxASCumwEo88WEAzC6x4QDOEJAAVgBagVCQVNJQ3IIUVZBV1VTQlYKaQozCMGCARIEMTgyMBiumwEgo7EBKNOUhQMwg5aFAzhCQABYAWoFQkFTSUNyCE5WQVpVU0JYCjIIwYIBEgQyNDAxGKOxASCBLSipl4UDMNaYhQM4QkABWAFqBUJBU0lDcghOVkFaVVNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Feb 6 - Sat, Feb 14 BUF Buffalo ONT Ontario CA $480 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:06/02/2026TANYT&leg2=from:ONT,to:BUF,departure:14/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:479.70&airProductToken=AQpoCjEIwYIBEgM2MTcYgS0go7EBKKm3hAMwlrmEAzhCQABYAWoFQkFTSUNyCFNXQUlaTkJYCjMIwYIBEgQyNjM1GKOxASCumwEo07qEAzCavIQDOEJAAVgBagVCQVNJQ3IIU1dBSVpOQlgKaQozCMGCARIEMTkyMBiumwEg4poBKN-ahQMw6JyFAzhCQABYAWoFQkFTSUNyCE83QVdaU0JaCjIIwYIBEgQxMjAzGOKaASCBLSjPnoUDMLufhQM4QkABWAFqBUJBU0lDcghPN0FXWlNCWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, Feb 9 - Tue, Feb 17 BUF Buffalo ONT Ontario CA $512 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:09/02/2026TANYT&leg2=from:ONT,to:BUF,departure:17/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:511.90&airProductToken=AQpECiAIxJgBEgQyNjY0GIEtIOBcKNTYhAMw7tmEAzhFQABYAQogCMSYARIDNjY1GOBcIK6bASix2oQDMNPchAM4RUABWAEKRAogCMSYARIDNzYxGK6bASDgXCjcu4UDMNS9hQM4RUAAWAEKIAjEmAESBDEzODQY4FwggS0our-FAzCywIUDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, Feb 12 - Tue, Feb 17 BUF Buffalo ONT Ontario CA $520 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:12/02/2026TANYT&leg2=from:ONT,to:BUF,departure:17/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:519.10&airProductToken=AQqkAQo1CMSYARIENTIyMxiBLSCpUSiT_YQDMPD9hAM4RUAAWAFqCU1BSU5CQVNJQ3IIVEFXTkEwQkMKNAjEmAESAzQwMxipUSDgXCjf_oQDMICAhQM4RUABWAFqCU1BSU5CQVNJQ3IIVEFXTkEwQkMKNQjEmAESAzc2MRjgXCCumwEo0oCFAzDxgoUDOEVAAVgBaglNQUlOQkFTSUNyCFRBV05BMEJDCm4KNQjEmAESAzc2MRiumwEg4Fwo3LuFAzDUvYUDOEVAAFgBaglNQUlOQkFTSUNyCFZBVlNIM0JRCjUIxJgBEgQxMzg0GOBcIIEtKLq_hQMwssCFAzhFQAFYAWoJTUFJTkJBU0lDcghWQVZTSDNCURIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, Feb 12 - Tue, Feb 17 BUF Buffalo ONT Ontario CA $524 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:12/02/2026TANYT&leg2=from:ONT,to:BUF,departure:17/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:523.22&airProductToken=AQqkAQo1CMSYARIENTIyMxiBLSCpUSiT_YQDMPD9hAM4RUAAWAFqCU1BSU5CQVNJQ3IIVEFXTkEwQkMKNAjEmAESAzQwMxipUSDgXCjf_oQDMICAhQM4RUABWAFqCU1BSU5CQVNJQ3IIVEFXTkEwQkMKNQjEmAESAzc2MRjgXCCumwEo0oCFAzDxgoUDOEVAAVgBaglNQUlOQkFTSUNyCFRBV05BMEJDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, May 14 - Sun, May 17 BUF Buffalo ONT Ontario CA $525 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:14/05/2026TANYT&leg2=from:ONT,to:BUF,departure:17/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:524.80&airProductToken=AQpuCjUIxJgBEgQyMjY2GIEtIOBcKOn-jAMw7v-MAzhFQABYAWoJTUFJTkJBU0lDcghUQVdOQTBCQwo1CMSYARIDNzc5GOBcIK6bASi-gI0DMNWCjQM4RUABWAFqCU1BSU5CQVNJQ3IIVEFXTkEwQkMSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Feb 12 - Tue, Feb 17 BUF Buffalo ONT Ontario CA $526 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:12/02/2026TANYT&leg2=from:ONT,to:BUF,departure:17/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:525.90&airProductToken=AQppCjIIwYIBEgQxMjAzGIEtIOKaASiD_oQDMIL_hAM4QkAAWAFqBUJBU0lDcghHV0FJWk5CWAozCMGCARIEMTkyMBjimgEgrpsBKLmAhQMwiYOFAzhCQAFYAWoFQkFTSUNyCEdXQUlaTkJYCmkKMwjBggESBDE4MjAYrpsBIKOxASiztoUDMOO3hQM4QkAAWAFqBUJBU0lDcghRVkFXVVNCVgoyCMGCARIEMjQwMRijsQEggS0oibmFAzC2uoUDOEJAAVgBagVCQVNJQ3IIUVZBV1VTQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, Feb 7 - Sat, Feb 14 BUF Buffalo ONT Ontario CA $592 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:07/02/2026TANYT&leg2=from:ONT,to:BUF,departure:14/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:591.10&airProductToken=AQqZAQoxCNWCARIENDQxMhiBLSCuHCjzxYQDMPDGhAM4TEAAWAFqBTJfZWNvcghMQUsyQVpEUwoxCNWCARIEMjMzMRiuHCCycSi4x4QDMN3JhAM4TEAAWAFqBTJfZWNvcghMQUsyQVpEUwoxCNWCARIDNTUyGLJxIK6bASjqyoQDML3LhAM4TEAAWAFqBTJfZWNvcghMQUsyQVpEUwpnCjII1YIBEgQxMjYzGK6bASCDaSj5lYUDMIGXhQM4S0AAWAFqBTJfZWNvcghLQUE3QVpEUwoxCNWCARIEMjQ3MxiDaSCBLSisl4UDMO-YhQM4S0AAWAFqBTJfZWNvcghLQUE3QVpEUxIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sun, Feb 1 - Sun, Feb 8 BUF Buffalo ONT Ontario CA $754 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ONT,departure:01/02/2026TANYT&leg2=from:ONT,to:BUF,departure:08/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:753.10&airProductToken=AQqdAQo6CMGmARIENDIwNhiBLSCuHCibgYQDMKKChAM4R0AAWAFqAlBNcghPV0FJWk5NM3oKCMGCARIENDIwNgouCMGmARIDMzI1GK4cIO-4ASj2goQDMJCFhAM4T0ABWAFqAlBNcghPV0FJWk5NMwovCMGmARIDMzQwGO-4ASCumwEozoWEAzDahoQDOE9AAVgBagJQTXIIT1dBSVpOTTMKmwEKLgjBpgESAzYwNxiumwEgkgEo6M6EAzCW0IQDOE9AAFgBagJQTXIIT1dBSVpOTTMKLQjBpgESAzQ0MhiSASDvWSjS0IQDMIfThAM4T0ABWAFqAlBNcghPV0FJWk5NMwo6CMGmARIENjIwNRjvWSCBLSjM1IQDMKvVhAM4R0ABWAFqAlBNcghPV0FJWk5NM3oKCMGCARIENjIwNRIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Buffalo (BUF) to Ontario (ONT) ### August is typically the cheapest month to fly From CA $310 - CA $1,101 per traveller. ## Alternative airports near Ontario Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:SNA,departure:03/01/2026TANYT&leg2=from:SNA,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SNA John Wayne 42 min [Flights from CA $776 ](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:SNA,departure:03/01/2026TANYT&leg2=from:SNA,to:BUF,departure:10/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from Buffalo Niagara Intl. Airport (BUF) to ONT? ### Do I need to pay a cancellation fee if I cancel my flight from Buffalo Niagara Intl. Airport (BUF) to Ontario Airport? ### How do I find cheap flights from Buffalo Niagara Intl. Airport (BUF) to Ontario Airport that have flexible change policies? ### How many hours is the flight from Buffalo Niagara Intl. Airport (BUF) to Los Angeles - Ontario Intl. Airport (ONT)? ### How far is the flight from BUF to ONT? ### Which airlines fly direct from BUF to Ontario Airport? ### Are Buffalo Niagara International Airport to ONT flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Buffalo Niagara Intl. | | ------------------- | ------------------------------------------------- | | Destination airport | Los Angeles - Ontario Intl. | | Airlines serving | Alaska Airlines, American Airlines, Delta, United | | Roundtrip price | CA $390 | | Distance | 3467 km | ## Book with confidence # Buffalo to Los Angeles Flights **The easy way to book your flights from Buffalo to Ontario** With Expedia, it’s simple to find and book flights to Ontario from Buffalo whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Los Angeles - Ontario Intl., too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Buffalo to Ontario today, tomorrow, or this week. **Save dollars with cheap flights from Buffalo Niagara Intl., BUF to Los Angeles - Ontario Intl., ONT** Sort your search results by price to find great deals on your flight from Buffalo to Ontario—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario from Buffalo currently is just CA $391 rising to CA $754\. Here are more money-saving tips: - Fly in February when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Ontario - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! **Reasons to choose Expedia for your flight to Ontario from Buffalo** Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario with Expedia today. ## Explore a world of travel with Expedia - Flights - [Flights from Bamfield to Ontario ](https://www.expedia.ca/lp/flights/10552/2680/bamfield-to-ontario) - [Flights from Revelstoke to Ontario ](https://www.expedia.ca/lp/flights/10607/2680/revelstoke-to-ontario) - [Flights from Dutch Harbor to Ontario ](https://www.expedia.ca/lp/flights/1075/2680/dutch-harbor-to-ontario) - [Flights from Devils Lake to Ontario ](https://www.expedia.ca/lp/flights/1076/2680/devils-lake-to-ontario) - [Flights from Fairbanks to Ontario ](https://www.expedia.ca/lp/flights/1190/2680/fairbanks-to-ontario) - [Flights from Heraklion to Ontario ](https://www.expedia.ca/lp/flights/1444/2680/heraklion-to-ontario) - [Flights from Harbin to Ontario ](https://www.expedia.ca/lp/flights/1510/2680/harbin-to-ontario) - [Flights from Hilo to Ontario ](https://www.expedia.ca/lp/flights/1643/2680/hilo-to-ontario) - [Flights from Jamestown to Ontario ](https://www.expedia.ca/lp/flights/1709/2680/jamestown-to-ontario) - [Flights from Athens to Ontario ](https://www.expedia.ca/lp/flights/178231/2680/athens-to-ontario) - [Flights from Boston to Rancho Cucamonga ](https://www.expedia.ca/lp/flights/178239/7732/boston-to-rancho-cucamonga) - [Flights from Calgary to Rancho Cucamonga ](https://www.expedia.ca/lp/flights/178245/7732/calgary-to-rancho-cucamonga) - [Flights from Denver to Rancho Cucamonga ](https://www.expedia.ca/lp/flights/178254/7732/denver-to-rancho-cucamonga) - [Flights from Detroit to Ontario ](https://www.expedia.ca/lp/flights/178255/2680/detroit-to-ontario) - [Flights from Dublin to Ontario ](https://www.expedia.ca/lp/flights/178256/2680/dublin-to-ontario) - [Flights from Kansas City to Ontario ](https://www.expedia.ca/lp/flights/178273/2680/kansas-city-to-ontario) - [Flights from Montreal to Ontario ](https://www.expedia.ca/lp/flights/178288/2680/montreal-to-ontario) - [Flights from Montreal to Rancho Cucamonga ](https://www.expedia.ca/lp/flights/178288/7732/montreal-to-rancho-cucamonga) - [Flights from Philadelphia to Ontario ](https://www.expedia.ca/lp/flights/178297/2680/philadelphia-to-ontario) - [Flights from San Francisco to Rancho Cucamonga ](https://www.expedia.ca/lp/flights/178305/7732/san-francisco-to-rancho-cucamonga) - [Flights from Stockholm to Ontario ](https://www.expedia.ca/lp/flights/178311/2680/stockholm-to-ontario) - [Flights from Vienna to Ontario ](https://www.expedia.ca/lp/flights/178316/2680/vienna-to-ontario) - [Flights from Kemi to Ontario ](https://www.expedia.ca/lp/flights/1786/2680/kemi-to-ontario) - [Flights from Paris to Ontario ](https://www.expedia.ca/lp/flights/179898/2680/paris-to-ontario) - [Flights from Geneva to Ontario ](https://www.expedia.ca/lp/flights/180003/2680/geneva-to-ontario) - [Flights from St. Petersburg to Ontario ](https://www.expedia.ca/lp/flights/180029/2680/st-petersburg-to-ontario) - [Flights from Missoula to Ontario ](https://www.expedia.ca/lp/flights/180035/2680/missoula-to-ontario) - [Flights from Kathmandu to Ontario ](https://www.expedia.ca/lp/flights/1938/2680/kathmandu-to-ontario) - [Flights from Ketchikan to Ontario ](https://www.expedia.ca/lp/flights/1939/2680/ketchikan-to-ontario) - [Flights from North Platte to Ontario ](https://www.expedia.ca/lp/flights/2017/2680/north-platte-to-ontario) - [Flights from Lebanon to Ontario ](https://www.expedia.ca/lp/flights/2041/2680/lebanon-to-ontario) - [Flights from Lisbon to Ontario ](https://www.expedia.ca/lp/flights/2080/2680/lisbon-to-ontario) - [Flights from Luton to Ontario ](https://www.expedia.ca/lp/flights/2151/2680/luton-to-ontario) - [Flights from Ely to Ontario ](https://www.expedia.ca/lp/flights/2191/2680/ely-to-ontario) - [Flights from McAllen to Ontario ](https://www.expedia.ca/lp/flights/2270/2680/mcallen-to-ontario) - [Flights from Minto to Ontario ](https://www.expedia.ca/lp/flights/2379/2680/minto-to-ontario) - [Flights from Minot to Ontario ](https://www.expedia.ca/lp/flights/2392/2680/minot-to-ontario) - [Flights from Massena to Ontario ](https://www.expedia.ca/lp/flights/2429/2680/massena-to-ontario) - [Flights from Montería to Ontario ](https://www.expedia.ca/lp/flights/2444/2680/monteria-to-ontario) - [Flights from Manizales to Ontario ](https://www.expedia.ca/lp/flights/2503/2680/manizales-to-ontario) - [Flights from Qiqihar to Ontario ](https://www.expedia.ca/lp/flights/2537/2680/qiqihar-to-ontario) - [Flights from Napier to Ontario ](https://www.expedia.ca/lp/flights/2593/2680/napier-to-ontario) - [Flights from Odesa to Ontario ](https://www.expedia.ca/lp/flights/2639/2680/odesa-to-ontario) - [Flights from Oxnard to Ontario ](https://www.expedia.ca/lp/flights/2725/2680/oxnard-to-ontario) - [Flights from Plattsburgh to Ontario ](https://www.expedia.ca/lp/flights/2816/2680/plattsburgh-to-ontario) - [Flights from Presque Isle to Ontario ](https://www.expedia.ca/lp/flights/2868/2680/presque-isle-to-ontario) - [Flights from Pasco to Ontario ](https://www.expedia.ca/lp/flights/2878/2680/pasco-to-ontario) - [Flights from Pevek to Ontario ](https://www.expedia.ca/lp/flights/2915/2680/pevek-to-ontario) - [Flights from Ribeirao Preto to Ontario ](https://www.expedia.ca/lp/flights/2940/2680/ribeirao-preto-to-ontario) - [Flights from Dexter to Ontario ](https://www.expedia.ca/lp/flights/3000448346/2680/dexter-to-ontario) - [Flights from Singapore to Ontario ](https://www.expedia.ca/lp/flights/3168/2680/singapore-to-ontario) - [Flights from Wroclaw to Ontario ](https://www.expedia.ca/lp/flights/3820/2680/wroclaw-to-ontario) - [Flights from West Yellowstone to Ontario ](https://www.expedia.ca/lp/flights/3846/2680/west-yellowstone-to-ontario) - [Flights from Dauphin to Ontario ](https://www.expedia.ca/lp/flights/3923/2680/dauphin-to-ontario) - [Flights from Kelowna to Ontario ](https://www.expedia.ca/lp/flights/3997/2680/kelowna-to-ontario) - [Flights from Powell River to Ontario ](https://www.expedia.ca/lp/flights/4040/2680/powell-river-to-ontario) - [Flights from Deer Lake to Ontario ](https://www.expedia.ca/lp/flights/4107/2680/deer-lake-to-ontario) - [Flights from Medicine Hat to Ontario ](https://www.expedia.ca/lp/flights/4118/2680/medicine-hat-to-ontario) - [Flights from Manzanillo to Ontario ](https://www.expedia.ca/lp/flights/4182/2680/manzanillo-to-ontario) - [Flights from Newman to Ontario ](https://www.expedia.ca/lp/flights/4185/2680/newman-to-ontario) - [Flights from Aurillac to Ontario ](https://www.expedia.ca/lp/flights/459/2680/aurillac-to-ontario) - [Flights from Jamaica to Ontario ](https://www.expedia.ca/lp/flights/55766/2680/jamaica-to-ontario) - [Flights from Fort St. John to Ontario ](https://www.expedia.ca/lp/flights/57378/2680/fort-st-john-to-ontario) - [Flights from Myrtle Beach to Ontario ](https://www.expedia.ca/lp/flights/601685/2680/myrtle-beach-to-ontario) - [Flights from Wilmington to Ontario ](https://www.expedia.ca/lp/flights/601746/2680/wilmington-to-ontario) - [Flights from Oakland to Ontario ](https://www.expedia.ca/lp/flights/601762/2680/oakland-to-ontario) - [Flights from Krabi to Ontario ](https://www.expedia.ca/lp/flights/602231/2680/krabi-to-ontario) - [Flights from Worcester to Ontario ](https://www.expedia.ca/lp/flights/6023336/2680/worcester-to-ontario) - [Flights from Scranton to Ontario ](https://www.expedia.ca/lp/flights/6023532/2680/scranton-to-ontario) - [Flights from St.-Pierre to Ontario ](https://www.expedia.ca/lp/flights/6024035/2680/st-pierre-to-ontario) - [Flights from Norfolk - Virginia Beach to Ontario ](https://www.expedia.ca/lp/flights/602904/2680/norfolk-virginia-beach-to-ontario) - [Flights from Swanton to Ontario ](https://www.expedia.ca/lp/flights/6048172/2680/swanton-to-ontario) - [Flights from Incheon to Ontario ](https://www.expedia.ca/lp/flights/6049715/2680/incheon-to-ontario) - [Flights from Colombier-Saugnieu to Ontario ](https://www.expedia.ca/lp/flights/6050113/2680/colombier-saugnieu-to-ontario) - [Flights from Show Low to Ontario ](https://www.expedia.ca/lp/flights/6054779/2680/show-low-to-ontario) - [Flights from Alamosa to Ontario ](https://www.expedia.ca/lp/flights/6056801/2680/alamosa-to-ontario) - [Flights from Salisbury to Ontario ](https://www.expedia.ca/lp/flights/6057491/2680/salisbury-to-ontario) - [Flights from Deer Lake - Corner Brook to Ontario ](https://www.expedia.ca/lp/flights/6057678/2680/deer-lake-corner-brook-to-ontario) - [Flights from Castlegar to Ontario ](https://www.expedia.ca/lp/flights/6058314/2680/castlegar-to-ontario) - [Flights from Topeka to Ontario ](https://www.expedia.ca/lp/flights/6058365/2680/topeka-to-ontario) - [Flights from Chilliwack to Ontario ](https://www.expedia.ca/lp/flights/6058408/2680/chilliwack-to-ontario) - [Flights from Lumberton to Ontario ](https://www.expedia.ca/lp/flights/6058436/2680/lumberton-to-ontario) - [Flights from Brainerd to Ontario ](https://www.expedia.ca/lp/flights/6059985/2680/brainerd-to-ontario) - [Flights from Sacheon to Ontario ](https://www.expedia.ca/lp/flights/6084629/2680/sacheon-to-ontario) - [Flights from Orio al Serio to Ontario ](https://www.expedia.ca/lp/flights/6134952/2680/orio-al-serio-to-ontario) - [Flights from Winnipeg to Rancho Cucamonga ](https://www.expedia.ca/lp/flights/6141041/7732/winnipeg-to-rancho-cucamonga) - [Flights from Lyon to Ontario ](https://www.expedia.ca/lp/flights/6180797/2680/lyon-to-ontario) - [Flights from Santa Cruz to Ontario ](https://www.expedia.ca/lp/flights/6666/2680/santa-cruz-to-ontario) - [Flights from Beaumont to Ontario ](https://www.expedia.ca/lp/flights/667/2680/beaumont-to-ontario) - [Flights from Gypsum to Ontario ](https://www.expedia.ca/lp/flights/7367/2680/gypsum-to-ontario) - [Flights from Greeley to Ontario ](https://www.expedia.ca/lp/flights/7545/2680/greeley-to-ontario) - [Flights from Hermiston to Ontario ](https://www.expedia.ca/lp/flights/7670/2680/hermiston-to-ontario) - [Flights from Cortez to Ontario ](https://www.expedia.ca/lp/flights/810/2680/cortez-to-ontario) - [Flights from Karlovy Vary to Ontario ](https://www.expedia.ca/lp/flights/8307/2680/karlovy-vary-to-ontario) - [Flights from Calama to Ontario ](https://www.expedia.ca/lp/flights/847/2680/calama-to-ontario) - [Flights from Ogden to Ontario ](https://www.expedia.ca/lp/flights/9180/2680/ogden-to-ontario) - [Flights from Okushiri to Ontario ](https://www.expedia.ca/lp/flights/9189/2680/okushiri-to-ontario) - [Flights from Cusco to Ontario ](https://www.expedia.ca/lp/flights/941/2680/cusco-to-ontario) - [Flights from Scottsdale to Ontario ](https://www.expedia.ca/lp/flights/9829/2680/scottsdale-to-ontario) - [Flights from Toronto (YYZ) to Los Angeles (LAX) ](https://www.expedia.ca/lp/flights/yyz/lax/toronto-to-los-angeles) \*Available to Expedia members.