$180 Cheap Flights from Buffalo (BUF) to Montreal (YUL)

View $180 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Montreal–Trudeau Intl. Airport (YUL)

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Cheap Flights from Buffalo to Montreal (BUF-YUL)

Prices were available within the past 7 days and start at $180 for one-way flights and $408 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 1 - Tue, Oct 7
BUF
Buffalo
YUL
Montreal
$408 Roundtrip, found 5 days ago
$408
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Oct 1 from Buffalo to Montreal, returning Tue, Oct 7, priced at $408 found 5 days ago
Delta
Sat, Dec 6 - Tue, Dec 9
BUF
Buffalo
YUL
Montreal
$409 Roundtrip, found 2 days ago
$409
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Dec 6 from Buffalo to Montreal, returning Tue, Dec 9, priced at $409 found 2 days ago
Delta
Tue, Nov 18 - Tue, Dec 2
BUF
Buffalo
YUL
Montreal
$414 Roundtrip, found 2 days ago
$414
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Nov 18 from Buffalo to Montreal, returning Tue, Dec 2, priced at $414 found 2 days ago
Delta
Tue, Nov 11 - Wed, Nov 12
BUF
Buffalo
YUL
Montreal
$419 Roundtrip, found 1 day ago
$419
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Nov 11 from Buffalo to Montreal, returning Wed, Nov 12, priced at $419 found 1 day ago
Delta
Wed, Nov 12 - Sat, Nov 22
BUF
Buffalo
YUL
Montreal
$424 Roundtrip, found 1 day ago
$424
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Nov 12 from Buffalo to Montreal, returning Sat, Nov 22, priced at $424 found 1 day ago
American Airlines
Wed, Oct 1 - Tue, Oct 7
BUF
Buffalo
YUL
Montreal
$428 Roundtrip, found 5 days ago
$428
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Oct 1 from Buffalo to Montreal, returning Tue, Oct 7, priced at $428 found 5 days ago
Delta
Sat, Nov 8 - Mon, Nov 24
BUF
Buffalo
YUL
Montreal
$429 Roundtrip, found 2 days ago
$429
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Nov 8 from Buffalo to Montreal, returning Mon, Nov 24, priced at $429 found 2 days ago
United
Wed, Oct 1 - Tue, Oct 7
BUF
Buffalo
YUL
Montreal
$466 Roundtrip, found 5 days ago
$466
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 1 from Buffalo to Montreal, returning Tue, Oct 7, priced at $466 found 5 days ago
Air Canada
Sun, Oct 19 - Tue, Oct 21
BUF
Buffalo
YUL
Montreal
$660 Roundtrip, found 6 days ago
$660
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, Oct 19 from Buffalo to Montreal, returning Tue, Oct 21, priced at $660 found 6 days ago
WestJet
Fri, Jan 30 - Mon, Feb 16
BUF
Buffalo
YUL
Montreal
$711 Roundtrip, found 1 day ago
$711
Roundtrip
found 1 day ago
Select WestJet flight, departing Fri, Jan 30 from Buffalo to Montreal, returning Mon, Feb 16, priced at $711 found 1 day ago

Find the cheapest month to fly from Buffalo (BUF) to Montreal (YUL)

October is typically the cheapest month to fly

From $269 - $718 per traveler.

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Snag a cheap one-way flight from $180 or cheap return flight from $408 from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The cheapest month to fly from BUF to YUL is October, when demand is low. Off-peak months are usually when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Although Buffalo, NY (BUF-Buffalo Niagara Intl.) has no direct flights to Pierre Elliott Trudeau Intl. Airport (YUL), other airports have nonstop options. Traveling from Billy Bishop Toronto City Airport (YTZ) will get you to Montreal without any detours.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To find the cheapest airline flying from BUF to YUL, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL)?
You'll have to take a flight with a layover when traveling from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from BUF to YUL?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid possible delays on the Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Waiting until right before your break to book a flight from BUF to YUL generally means paying more. While you may come across some last-minute deals, there's no guarantee. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a BUF to YUL flight and hotel package?
Securing a BUF to YUL flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Pierre Elliott Trudeau Intl. Airport (YUL)?
In most cases, you can modify or cancel your BUF to YUL flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like further information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Roundtrip price
$407
Distance
302 mi

Book with confidence

Book with confidence

Buffalo to Montreal Flights

The cheapest times to fly from Buffalo to Montreal

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Montreal are during the month of October. You can find some of the cheapest flights from Buffalo to Montreal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Montreal

Sunday is one of the best days to book for cheap flights from Buffalo to Montreal: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Montreal

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Montreal in 2025. You can also book with separate airlines for your outbound and return journeys, from $180 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Montreal flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Montreal airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Buffalo to Montreal Flights

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*Available to One Key members.