Title: CA $369 Cheap Flights from Ottawa (YOW) 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 $369 Cheap Flights from Ottawa (YOW) to Buffalo (BUF) [View CA $369 flight on Wed, Oct 22, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YOW,to:BUF,departure:22/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:368.13&airProductToken=AQqfAQo2CNCIARIEMjIwNhjYswEg-MwBKJSD-wIw04P7AjhYQABYAWoIU1RBTkRBUkRyCFgyTjBaUlpTCjYI0IgBEgQyOTQxGPjMASDBkwEovoT7AjCjhfsCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKLQjCbBIDNzE1GMGTASCBLSj9iPsCMNyJ-wI4UEABWAFqAkFOcghQSTRRVUVZNRIKCAEQARgBKgJQRBgBIgQIARABKAIoAygEMAE) - [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 Ottawa International Airport (YOW) to Buffalo Niagara Intl. Airport (BUF) - ![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:yow,to:buf,departure:04/10/2025TANYT&leg2=from:buf,to:yow,departure:11/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:yow,to:buf,departure:04/10/2025TANYT&leg2=from:buf,to:yow,departure:11/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) ![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 Ottawa (YOW) to Buffalo (BUF) Prices were available within the past 7 days and start at CA $369 for one-way flights and CA $645 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Fri, Oct 24 - Sun, Nov 2 YOW Ottawa BUF Buffalo CA $645 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:24/10/2025TANYT&leg2=from:BUF,to:YOW,departure:02/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:644.01&airProductToken=AQqfAQo2CNCIARIEMjIwNhjYswEg-MwBKNSZ-wIwk5r7AjhYQABYAWoIU1RBTkRBUkRyCFgyTjBaUlpTCjYI0IgBEgQyOTQxGPjMASDBkwEo_pr7AjDjm_sCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKLQjCbBIDNzE1GMGTASCBLSi9n_sCMJyg-wI4UEABWAFqAkFOcghQSTRRUkVZNQqfAQotCMJsEgMyMTYYgS0gwZMBKPT--wIwyP_7AjhQQABYAWoCQU5yCFBJNFFSRVk1CjYI0IgBEgQyOTQwGMGTASD4zAEo-ID8AjDvgfwCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKNgjQiAESBDIyNTkY-MwBINizASjZgvwCMJSD_AI4WEABWAFqCFNUQU5EQVJEcghYMk4wWlJaUxIKCAEQARgBKgJQRBgBIgQIARABKAIoAygEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sat, Oct 18 - Mon, Oct 20 YOW Ottawa BUF Buffalo CA $645 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:18/10/2025TANYT&leg2=from:BUF,to:YOW,departure:20/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:644.86&airProductToken=AQqfAQo2CNCIARIEMjIwNhjYswEg-MwBKJTW-gIw09b6AjhYQABYAWoIU1RBTkRBUkRyCFgyTjBaUlpTCjYI0IgBEgQyOTQxGPjMASDBkwEovtf6AjCj2PoCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKLQjCbBIDNzE1GMGTASCBLSiX2voCMPva-gI4UEABWAFqAkFOcghQSTRRUkVZNQqfAQotCMJsEgM3MTYYgS0gwZMBKNTs-gIwqO36AjhQQABYAWoCQU5yCFBJNFFSRVk1CjYI0IgBEgQyOTQyGMGTASD4zAEoqO_6AjCV8PoCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKNgjQiAESBDIyNjUY-MwBINizASi28foCMPHx-gI4WEABWAFqCFNUQU5EQVJEcghYMk4wWlJaUxIKCAEQARgBKgJQRBgBIgQIARABKAIoAygEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sat, Nov 8 - Mon, Nov 10 YOW Ottawa BUF Buffalo CA $650 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:08/11/2025TANYT&leg2=from:BUF,to:YOW,departure:10/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:649.26&airProductToken=AQpnCjYI0IgBEgQyMzQ1GNizASDBkwEow8f8AjCOyPwCOFhAAFgBaghTVEFOREFSRHIIWDJOMFpSWlMKLQjCbBIDNDE1GMGTASCBLSiQyfwCMPTJ_AI4UEABWAFqAkFOcghQSTRRUkVZNQqfAQotCMJsEgMyMTYYgS0gwZMBKPTY_AIwyNn8AjhQQABYAWoCQU5yCFBJNFFSRVk1CjYI0IgBEgQyOTQyGMGTASD4zAEosdz8AjCo3fwCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKNgjQiAESBDIyNjUY-MwBINizASjq3fwCMKXe_AI4WEABWAFqCFNUQU5EQVJEcghYMk4wWlJaUxIKCAEQARgBKgJQRBgBIgQIARABKAIoAygEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Wed, Oct 15 - Sat, Oct 18 YOW Ottawa BUF Buffalo CA $650 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:15/10/2025TANYT&leg2=from:BUF,to:YOW,departure:18/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:649.59&airProductToken=AQqfAQo2CNCIARIEMjIxNBjYswEg-MwBKM-1-gIwjrb6AjhYQABYAWoIU1RBTkRBUkRyCFgyTjBaUlpTCjYI0IgBEgQyOTQ1GPjMASDBkwEonLf6AjCBuPoCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKLQjCbBIDNzE1GMGTASCBLSiduvoCMPy6-gI4UEABWAFqAkFOcghQSTRRUkVZNQpoCi4IwmwSBDEyMTYYgS0gwZMBKMjX-gIwn9j6AjhQQABYAWoCQU5yCFBJNFFSRVk1CjYI0IgBEgQyMzQ2GMGTASDYswEoptr6AjD-2voCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMSCggBEAEYASoCUEQYASIECAEQASgCKAMoBDAB) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Wed, Oct 15 - Sat, Oct 18 YOW Ottawa BUF Buffalo CA $655 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:15/10/2025TANYT&leg2=from:BUF,to:YOW,departure:18/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:654.98&airProductToken=AQqgAQo2CNCIARIEMjIwNhjYswEg-MwBKLS0-gIw87T6AjhYQABYAWoIU1RBTkRBUkRyCFgyTjBaUlpTCjYI0IgBEgQyOTQxGPjMASDBkwEo3rX6AjDDtvoCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMKLgjCbBIEMTExNRjBkwEggS0o1Lj6AjC_ufoCOFNAAVgBagJBTnIIU0k0UVJFWTUKZwotCMJsEgM3MTYYgS0gwZMBKJTW-gIw6Nb6AjhQQABYAWoCQU5yCFBJNFFSRVk1CjYI0IgBEgQyMzQ2GMGTASDYswEoptr6AjD-2voCOFhAAVgBaghTVEFOREFSRHIIWDJOMFpSWlMSCggBEAEYASoCUEQYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Nov 5 - Tue, Nov 11 YOW Ottawa BUF Buffalo CA $658 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:05/11/2025TANYT&leg2=from:BUF,to:YOW,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:657.32&airProductToken=AQpuCjYIwYYBEgQ0Mzg2GNizASDEjQEo-qT8AjDfpfwCOEdAAFgBaghTVEFOREFSRHIIR05BMkE3VEcKNAjVggESBDE1MTMYxI0BIIEtKPWn_AIwzqj8AjhHQAFYAWoHRUNPTk9NWXIIR0RBNEpIRFMKbgo0CNWCARIEMjYyMhiBLSDEjQEolOT8AjDz5PwCOEdAAFgBagdFQ09OT01ZcghHREE0SkhEUwo2CMGGARIENDQ5NhjEjQEg2LMBKK7o_AIwjOn8AjhHQAFYAWoIU1RBTkRBUkRyCEdOQTJBN1RHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Thu, Oct 16 - Tue, Oct 21 YOW Ottawa BUF Buffalo CA $666 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:16/10/2025TANYT&leg2=from:BUF,to:YOW,departure:21/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:665.88&airProductToken=AQppCiII0IgBEgQyMjQ4GNizASD4zAEo1cL6AjCUw_oCOEFAAFgBCiII0IgBEgQyOTQ3GPjMASDBkwEovsP6AjCjxPoCOEFAAVgBCh8IwmwSAzcxNRjBkwEggS0ovcX6AjCcxvoCOFBAAVgBCkYKIAjCbBIEMTIxNhiBLSDBkwEoqPn6AjD_-foCOFBAAFgBCiII0IgBEgQyMzQ2GMGTASDYswEo8vv6AjDK_PoCOFhAAVgBEgoIARABGAEqAlBEGAEiBAgBEAEoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Oct 15 - Sat, Oct 18 YOW Ottawa BUF Buffalo CA $668 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:15/10/2025TANYT&leg2=from:BUF,to:YOW,departure:18/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:667.30&airProductToken=AQqjAQo1CMGGARIEODAwNhjYswEgmF0oqbb6AjDXtvoCOEdAAFgBaghTVEFOREFSRHIIR05BMkE3VEcKNAjBhgESAzc5NhiYXSDEjQEoq7f6AjCDuPoCOEdAAVgBaghTVEFOREFSRHIIR05BMkE3VEcKNAjVggESBDIzMzUYxI0BIIEtKIO7-gIw4rv6AjhHQAFYAWoHRUNPTk9NWXIIR0RBNEpIRFMKbgo0CNWCARIEMTczORiBLSDEjQEo9tX6AjDL1voCOEdAAFgBagdFQ09OT01ZcghHREE0SkhEUwo2CMGGARIENDQ5NhjEjQEg2LMBKPzZ-gIw29r6AjhHQAFYAWoIU1RBTkRBUkRyCEdOQTJBN1RHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, Oct 30 - Sat, Nov 1 YOW Ottawa BUF Buffalo CA $668 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:30/10/2025TANYT&leg2=from:BUF,to:YOW,departure:01/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:667.82&airProductToken=AQpuCjYIwYYBEgQ0Mzg2GNizASDEjQEo_uD7AjDj4fsCOEdAAFgBaghTVEFOREFSRHIIR05BMkE3VEcKNAjVggESBDE1MTMYxI0BIIEtKPnj-wIw0uT7AjhHQAFYAWoHRUNPTk9NWXIIR0RBNEpIRFMKbgo0CNWCARIEMjYyMhiBLSDEjQEomPP7AjD38_sCOEdAAFgBagdFQ09OT01ZcghHREE0SkhEUwo2CMGGARIENDQ5NhjEjQEg2LMBKLL3-wIwkPj7AjhHQAFYAWoIU1RBTkRBUkRyCEdOQTJBN1RHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Oct 15 - Sat, Oct 18 YOW Ottawa BUF Buffalo CA $676 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:BUF,departure:15/10/2025TANYT&leg2=from:BUF,to:YOW,departure:18/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:675.69&airProductToken=AQptCjUI1YIBEgQ0NTcyGNizASDEjQEoiLj6AjDjuPoCOEdAAFgBagdFQ09OT01ZcghHQUEyQUZEUwo0CNWCARIEMjMzNRjEjQEggS0og7v6AjDiu_oCOEdAAVgBagdFQ09OT01ZcghHREE0SkhEUwptCjQI1YIBEgQxNzM5GIEtIMSNASj21foCMMvW-gI4R0AAWAFqB0VDT05PTVlyCEdEQTRKSERTCjUI1YIBEgQzNjYwGMSNASDYswEo_Nn6AjDb2voCOEdAAVgBagdFQ09OT01ZcghHQUEyQUZEUxIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Ottawa (YOW) to Buffalo (BUF) ### March is typically the cheapest month to fly From CA $643 - CA $1,132 per traveller. Flight from Ottawa to Buffalo (YOW - BUF) route information | Origin airport | Macdonald-Cartier Intl. | | --- | --- | | Destination airport | Buffalo Niagara Intl. | | Airlines serving | Air Canada, United | | Roundtrip price | CA $644 | | Distance | 358 km | ## Ottawa to Buffalo Flights **The easy way to book your flights from Ottawa to Buffalo**  With Expedia, it’s simple to find and book flights to Buffalo from Ottawa 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 Ottawa to Buffalo today, tomorrow, or this week.   **Save dollars with cheap flights from Macdonald-Cartier Intl., YOW to Buffalo Niagara Intl., BUF**  Sort your search results by price to find great deals on your flight from Ottawa to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Ottawa currently is just CA $645 rising to CA $676.   Here are more money-saving tips:  - Fly in October 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 Ottawa**  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. ## Frequently asked questions ### How much is a flight from Macdonald-Cartier Intl. Airport (YOW) to Buffalo Niagara International Airport? > Start packing your suitcase, because round-trip flights between Ottawa Intl. Airport and BUF start from CA $645. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Ottawa International Airport to Buffalo Niagara International Airport? > This varies between air carriers, as each one has its own set of terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where you'll find instructions on how to cancel online. ### How do I find cheap flights from Ottawa Intl. Airport to BUF that have flexible change policies? > Plenty of airlines will allow you to reschedule your flight at no extra charge. All you pay is any additional cost for the new flight. When searching for Ottawa International Airport to BUF flights, you'll see a "No change fees" box for you to select. ### How many hours is the flight from Ottawa International Airport to BUF? > It takes roughly 3 hours and 42 minutes to fly from Ottawa Intl. Airport to BUF. But with some TV shows and an interesting book, the time will pass by quicker. ### How far is the flight from Macdonald-Cartier Intl. Airport (YOW) to Buffalo Niagara International Airport? > You can forget about a movie marathon on this flight — it's just 360 kilometres from Ottawa to Buffalo. Find your seat, enjoy the in-flight service and you'll be in Buffalo before you know it. ### Which airlines fly direct from Ottawa Intl. Airport to Buffalo Niagara Intl. Airport (BUF)? > You won't find any airlines operating directly between Macdonald-Cartier Intl. Airport (YOW) and Buffalo Niagara Intl. Airport (BUF), so be prepared to make at least one stop on your journey. A layover can be a welcome way to break up a trip! ### Are Ottawa Intl. Airport to Buffalo Niagara Intl. Airport (BUF) flight tickets cheaper when they're purchased at the last minute? > Flight prices are constantly going up and down, so there are no guarantees. While last-minute flight deals between Macdonald-Cartier Intl. Airport (YOW) and BUF are of course possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some airlines announce their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest airfare bargains around, so check back often and be ready to book when the price is low. ## Explore a world of travel with Expedia - Flights ### 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. Marie (CIU) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/ciu/iag/sault-ste-marie-to-niagara-falls) - [Flights from Cleveland (CLE) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/cle/iag/cleveland-to-niagara-falls) - [Flights from Charlotte (CLT) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/clt/iag/charlotte-to-niagara-falls) - [Flights from Cincinnati (CVG) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/cvg/iag/cincinnati-to-niagara-falls) - [Flights from Washington (DCA) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/dca/iag/washington-to-niagara-falls) - [Flights from Delhi (DEL) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/del/iag/delhi-to-niagara-falls) - [Flights from Denver (DEN) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/den/iag/denver-to-niagara-falls) - [Flights from Dallas (DFW) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/dfw/iag/dallas-to-niagara-falls) - [Flights from Detroit (DTW) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/dtw/iag/detroit-to-niagara-falls) - [Flights from Newark Liberty Intl. 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[Flights from Charlottetown (YYG) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/yyg/iag/charlottetown-to-niagara-falls) - [Flights from St. John's (YYT) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/yyt/iag/st-johns-to-niagara-falls) - [Flights from Toronto (YYZ) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/yyz/iag/toronto-to-niagara-falls) - [Flights from Nanaimo (ZNA) to Niagara Falls (IAG)](https://www.expedia.ca/lp/flights/zna/iag/nanaimo-to-niagara-falls) \*Available to Expedia members.