Title: CA $208 Cheap Flights from Ontario (ONT) to Buffalo (BUF) - Expedia.ca ![Buffalo, NY](https://images.trvl-media.com/place/602674/87d981cf-5755-46d3-aea8-dd650f6a21eb.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/602674/87d981cf-5755-46d3-aea8-dd650f6a21eb.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $208 Cheap Flights from Ontario (ONT) to Buffalo (BUF) [View CA $208 flight on Thu, Apr 30, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:ONT,to:BUF,departure:30/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:207.10&airProductToken=AQpeCi0IwmwSAzQ1NBiumwEgqVEo4eWLAzCm6IsDOExAAFgBagJETnIIUEMyQVVFTDEKLQjCbBIEMjkwMhipUSCBLSin6YsDMIHqiwM4TEABWAFqAkROcghQQzJBVUVMMRIKCAEQARgBKgJCNhgBIgQIARABKAIoBCgGMAE) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Flight 1 Leaving from Going to Departing Flight 2 Leaving from Going to Departing ## Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Buffalo Niagara Intl. Airport (BUF) - ![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:ont,to:buf,departure:05/11/2025TANYT&leg2=from:buf,to:ont,departure:12/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![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:ont,to:buf,departure:05/11/2025TANYT&leg2=from:buf,to:ont,departure:12/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![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:ont,to:buf,departure:05/11/2025TANYT&leg2=from:buf,to:ont,departure:12/11/2025TANYT&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:ont,to:buf,departure:05/11/2025TANYT&leg2=from:buf,to:ont,departure:12/11/2025TANYT&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:ont,to:buf,departure:05/11/2025TANYT&leg2=from:buf,to:ont,departure:12/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:buf,departure:05/11/2025TANYT&leg2=from:buf,to:ont,departure:12/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![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:ont,to:buf,departure:05/11/2025TANYT&leg2=from:buf,to:ont,departure:12/11/2025TANYT&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 Ontario (ONT) to Buffalo (BUF) Prices were available within the past 7 days and start at CA $208 for one-way flights and CA $380 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) Wed, Feb 11 - Wed, Feb 25 ONT Ontario BUF Buffalo CA $380 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:11/02/2026TANYT&leg2=from:BUF,to:ONT,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:379.80&airProductToken=AQpoCjMIwYIBEgQxODIwGK6bASCjsQEo8vKEAzCj9IQDOEJAAFgBagVCQVNJQ3IIUVZBSFhTQlYKMQjBggESAzY0NBijsQEggS0o9PSEAzCe9oQDOEJAAVgBagVCQVNJQ3IIUVZBSFhTQlYKaQoyCMGCARIEMjQwNRiBLSCjsQEo-YyGAzDXjoYDOEJAAFgBagVCQVNJQ3IIT1ZBSVVTQlYKMwjBggESBDI2MzUYo7EBIK6bASiLkIYDMNiRhgM4QkABWAFqBUJBU0lDcghPVkFJVVNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Feb 11 - Wed, Feb 25 ONT Ontario BUF Buffalo CA $416 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:11/02/2026TANYT&leg2=from:BUF,to:ONT,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:415.30&airProductToken=AQpuCjUIxJgBEgM2NjUYrpsBIOBcKOzzhAMw5vWEAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTVCQwo1CMSYARIEMjMzNBjgXCCBLSjO9oQDMMn3hAM4RUABWAFqCU1BSU5CQVNJQ3IIVkFWU0E1QkMKbgo1CMSYARIEMjY2NBiBLSDgXCjUjIYDMOeNhgM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0E1QkMKNQjEmAESAzY2NRjgXCCumwEosI6GAzDakIYDOEVAAVgBaglNQUlOQkFTSUNyCFZBVlNBNUJDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Jan 10 - Sat, Jan 24 ONT Ontario BUF Buffalo CA $440 Roundtrip found 19 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:10/01/2026TANYT&leg2=from:BUF,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:440.00&airProductToken=AQpoCjMIwYIBEgQxNDEyGK6bASCjsQEoyIiCAzD7iYIDOEJAAFgBagVCQVNJQ3IIT1ZBSVlTQlgKMQjBggESAzY0NBijsQEggS0o9IyCAzCejoIDOEJAAVgBagVCQVNJQ3IIT1ZBSVVTQlgKaAoxCMGCARIDNjE3GIEtIKOxASj6pIMDMOemgwM4QkAAWAFqBUJBU0lDcghPVkFJVVNCVgozCMGCARIEMjYzNRijsQEgrpsBKLOogwMw-qmDAzhCQAFYAWoFQkFTSUNyCE9WQUlVU0JWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Jan 10 - Sat, Jan 24 ONT Ontario BUF Buffalo CA $443 Roundtrip found 19 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:10/01/2026TANYT&leg2=from:BUF,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:442.20&airProductToken=AQpoCjMIwYIBEgQxODIwGK6bASCjsQEo8oqCAzCjjIIDOEJAAFgBagVCQVNJQ3IITlZBWlVTQlgKMQjBggESAzY0NBijsQEggS0o9IyCAzCejoIDOEJAAVgBagVCQVNJQ3IITlZBWlVTQlgKaAoxCMGCARIDNjE3GIEtIKOxASj6pIMDMOemgwM4QkAAWAFqBUJBU0lDcghPVkFJVVNCVgozCMGCARIEMjYzNRijsQEgrpsBKLOogwMw-qmDAzhCQAFYAWoFQkFTSUNyCE9WQUlVU0JWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Dec 12 - Tue, Dec 16 ONT Ontario BUF Buffalo CA $449 Roundtrip found 6 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:12/12/2025TANYT&leg2=from:BUF,to:ONT,departure:16/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:448.60&airProductToken=AQpoCjMIwYIBEgQyMTk4GK6bASCjsQEovsX_AjD0xv8COEJAAFgBagVCQVNJQ3IIUVZBSFpTQlgKMQjBggESAzY0NBijsQEggS0ooMf_AjDIyP8COEJAAVgBagVCQVNJQ3IIUVZBSFpTQlgKaQoyCMGCARIEMTIwMxiBLSDimgEolfH_AjCL8v8COEJAAFgBagVCQVNJQ3IIUVZBSFhTQlYKMwjBggESBDE5MjAY4poBIK6bASif8_8CMNv1_wI4QkABWAFqBUJBU0lDcghRVkFIWFNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Feb 11 - Wed, Feb 25 ONT Ontario BUF Buffalo CA $473 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:11/02/2026TANYT&leg2=from:BUF,to:ONT,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:472.30&airProductToken=AQpuCjUIxJgBEgM3NjEYrpsBIOBcKKb4hAMwn_qEAzhFQABYAWoJTUFJTkJBU0lDcghWQVdOQzJCQwo1CMSYARIEMTM4NBjgXCCBLSj2-4QDMPD8hAM4RUABWAFqCU1BSU5CQVNJQ3IIVkFXTkMyQkMKbgo1CMSYARIEMjY2NBiBLSDgXCjUjIYDMOeNhgM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0E1QkMKNQjEmAESAzY2NRjgXCCumwEosI6GAzDakIYDOEVAAVgBaglNQUlOQkFTSUNyCFZBVlNBNUJDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Nov 26 - Tue, Dec 9 ONT Ontario BUF Buffalo CA $480 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:26/11/2025TANYT&leg2=from:BUF,to:ONT,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:479.80&airProductToken=AQpECiAIxJgBEgM4MjgYrpsBIOBcKIGW_gIw95f-AjhFQABYAQogCMSYARIEMTM4NBjgXCCBLSjImf4CMMCa_gI4RUABWAEKRAogCMSYARIEMjY2NBiBLSDgXCiUn_8CMKSg_wI4RUAAWAEKIAjEmAESAzY2NRjgXCCumwEo2KD_AjD2ov8COEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Dec 12 - Tue, Dec 16 ONT Ontario BUF Buffalo CA $505 Roundtrip found 6 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:12/12/2025TANYT&leg2=from:BUF,to:ONT,departure:16/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:504.50&airProductToken=AQpoCjMIwYIBEgQyMTk4GK6bASCjsQEovsX_AjD0xv8COEJAAFgBagVCQVNJQ3IIUVZBSFpTQlgKMQjBggESAzY0NBijsQEggS0ooMf_AjDIyP8COEJAAVgBagVCQVNJQ3IIUVZBSFpTQlgKaQoyCMGCARIEMjQwNRiBLSCjsQEoiO7_AjDu7_8COEJAAFgBagVCQVNJQ3IITldBSUtOQlgKMwjBggESBDIxOTgYo7EBIK6bASi98P8CMIny_wI4QkABWAFqBUJBU0lDcghOV0FJS05CWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Feb 11 - Wed, Feb 25 ONT Ontario BUF Buffalo CA $520 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:11/02/2026TANYT&leg2=from:BUF,to:ONT,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:519.60&airProductToken=AQpmCjIIwYIBEgQxODIwGK6bASCjsQEo8vKEAzCj9IQDOFFAAFgBagRNQUlOcghRVkFIWFNNNQowCMGCARIDNjQ0GKOxASCBLSj09IQDMJ72hAM4UUABWAFqBE1BSU5yCFFWQUhYU001CmcKMQjBggESBDI0MDUYgS0go7EBKPmMhgMw146GAzhPQABYAWoETUFJTnIIT1ZBSVVTTTUKMgjBggESBDI2MzUYo7EBIK6bASiLkIYDMNiRhgM4T0ABWAFqBE1BSU5yCE9WQUlVU001EgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Oct 31 - Tue, Nov 11 ONT Ontario BUF Buffalo CA $551 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ONT,to:BUF,departure:31/10/2025TANYT&leg2=from:BUF,to:ONT,departure:11/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:550.70&airProductToken=AQpFCiEI1YIBEgQxNDE3GK6bASCDaSjt7PsCMPLt-wI4S0AAWAEKIAjVggESBDI0NzMYg2kggS0oqu77AjDs7_sCOEtAAVgBCkQKIAjVggESBDE3MjcYgS0gg2koquX8AjCM5_wCOEtAAFgBCiAI1YIBEgM0MzAYg2kgrpsBKMfn_AIwz-j8AjhLQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ## Find the cheapest month to fly from Ontario (ONT) to Buffalo (BUF) ### September is typically the cheapest month to fly From CA $267 - CA $835 per traveller. ## Alternative airports near Buffalo Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:BUF,departure:05/11/2025TANYT&leg2=from:BUF,to:ONT,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) BUF Buffalo Niagara Intl. CheapestClosest 16 min [Flights from CA $592](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:BUF,departure:05/11/2025TANYT&leg2=from:BUF,to:ONT,departure:18/11/2025TANYT&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 Los Angeles - Ontario Intl. Airport (ONT) to BUF? > The lowest price advertised for a round-trip journey from Ontario Airport to Buffalo Niagara Intl. Airport (BUF) is CA $380. But you better act fast. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from ONT to Buffalo Niagara International Airport? > The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do need to cancel your escape, follow the instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Ontario Airport to BUF that have flexible change policies? > Use our "No change fees" filter to find flexible travel options for your flight from Los Angeles - Ontario Intl. Airport (ONT) to Buffalo Niagara Intl. Airport (BUF). This allows you to secure a great price ahead of time and still have the freedom to make changes without any additional fees. Just keep in mind that fare differences may still apply. ### How many hours is the flight from ONT to Buffalo Niagara Intl. Airport (BUF)? > It takes about 5 hours and 26 minutes to jet from Los Angeles - Ontario Intl. Airport (ONT) to Buffalo Niagara International Airport. But with some movies and an interesting book, the hours will go by quicker. ### How far is the flight from ONT to Buffalo Niagara Intl. Airport (BUF)? > The flight distance between Los Angeles - Ontario Intl. Airport (ONT) and BUF is 3,500 kilometres. Pack yourself a drink, a few snacks and an interesting novel to read. Keep yourself busy in the air and the hours will zip by. ### Which airlines fly direct from Ontario Airport to BUF? > If you want to travel straight from ONT to Buffalo Niagara International Airport, you'll have to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly between these airports. ### Are Ontario Airport to Buffalo Niagara International Airport flight tickets cheaper when they're purchased at the last minute? > Airline tickets from Los Angeles - Ontario Intl. Airport (ONT) to Buffalo Niagara Intl. Airport (BUF) are available up to 12 months before departure on Expedia. And although you may occasionally nab a fantastic last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more options — and you can avoid getting trapped in the dreaded middle seat! We frequently update our fares to bring you the biggest bargains, so check back often for all the latest specials. ## Travel information | Origin airport | Los Angeles - Ontario Intl. | | --- | --- | | Destination airport | Buffalo Niagara Intl. | | Airlines serving | American Airlines, Delta | | Roundtrip price | CA $380 | | Distance | 3467 km | ## Book with confidence ### Los Angeles to Buffalo Flights **The easy way to book your flights from Ontario to Buffalo**  With Expedia, it’s simple to find and book flights to Buffalo from Ontario 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 Buffalo Niagara 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 Ontario to Buffalo today, tomorrow, or this week.   **Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to Buffalo Niagara Intl., BUF**  Sort your search results by price to find great deals on your flight from Ontario to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Ontario currently is just CA $380 rising to CA $551.   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 Buffalo   - 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 Buffalo from Ontario**  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 Buffalo with Expedia today. ## Explore a world of travel with Expedia - Flights - [Flights from Los Angeles to Amherst](https://www.expedia.ca/lp/flights/178280/9323/los-angeles-to-amherst) - [Flights from Mexico City to Amherst](https://www.expedia.ca/lp/flights/178285/9323/mexico-city-to-amherst) - [Flights from Montreal to Amherst](https://www.expedia.ca/lp/flights/178288/9323/montreal-to-amherst) - [Flights from Nashville to Amherst](https://www.expedia.ca/lp/flights/178291/9323/nashville-to-amherst) - [Flights from New York to Buffalo](https://www.expedia.ca/lp/flights/178293/602674/new-york-to-buffalo) - [Flights from New York to Amherst](https://www.expedia.ca/lp/flights/178293/9323/new-york-to-amherst) - [Flights from Seattle to Amherst](https://www.expedia.ca/lp/flights/178307/9323/seattle-to-amherst) - [Flights from Toronto to Cheektowaga](https://www.expedia.ca/lp/flights/178314/7197/toronto-to-cheektowaga) - [Flights from Edmonton to Amherst](https://www.expedia.ca/lp/flights/180002/9323/edmonton-to-amherst) - [Flights from Waterloo (ALO) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/alo/iag/waterloo-to-niagara-falls) - [Flights from Atlanta (ATL) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/atl/iag/atlanta-to-niagara-falls) - [Flights from Austin (AUS) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/aus/iag/austin-to-niagara-falls) - [Flights from Bangor (BGR) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/bgr/iag/bangor-to-niagara-falls) - [Flights from Bhopal (BHO) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/bho/iag/bhopal-to-niagara-falls) - [Flights from Bellingham (BLI) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/bli/iag/bellingham-to-niagara-falls) - [Flights from Nashville (BNA) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/bna/iag/nashville-to-niagara-falls) - [Flights from Buffalo (BUF) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/buf/iag/buffalo-to-niagara-falls) - [Flights from Baltimore (BWI) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/bwi/iag/baltimore-to-niagara-falls) - [Flights from Paris (CDG) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/cdg/iag/paris-to-niagara-falls) - [Flights from Sault Ste. 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