$217 Cheap Flights from Montreal (YUL) to Buffalo (BUF)

View $217 flight on Thu, Apr 30, 2026Opens in a new window

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

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Cheap Flights from Montreal to Buffalo (YUL-BUF)

Prices were available within the past 7 days and start at $217 for one-way flights and $410 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, May 30 - Sun, May 31
YUL
Montreal
BUF
Buffalo
$410 Roundtrip, found 3 days ago
$410
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, May 30 from Montreal to Buffalo, returning Sun, May 31, priced at $410 found 3 days ago
United
Fri, May 1 - Sat, May 2
YUL
Montreal
BUF
Buffalo
$422 Roundtrip, found 3 days ago
$422
Roundtrip
found 3 days ago
Select United flight, departing Fri, May 1 from Montreal to Buffalo, returning Sat, May 2, priced at $422 found 3 days ago
American Airlines
Tue, Jul 21 - Tue, Jul 28
YUL
Montreal
BUF
Buffalo
$431 Roundtrip, found 3 days ago
$431
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jul 21 from Montreal to Buffalo, returning Tue, Jul 28, priced at $431 found 3 days ago
American Airlines
Sat, May 30 - Sun, May 31
YUL
Montreal
BUF
Buffalo
$438 Roundtrip, found 3 days ago
$438
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, May 30 from Montreal to Buffalo, returning Sun, May 31, priced at $438 found 3 days ago
Delta
Wed, Oct 14 - Sun, Oct 18
YUL
Montreal
BUF
Buffalo
$440 Roundtrip, found 2 days ago
$440
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 14 from Montreal to Buffalo, returning Sun, Oct 18, priced at $440 found 2 days ago
Air Canada
Tue, Jul 21 - Tue, Jul 28
YUL
Montreal
BUF
Buffalo
$459 Roundtrip, found 3 days ago
$459
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jul 21 from Montreal to Buffalo, returning Tue, Jul 28, priced at $459 found 3 days ago
Delta
Tue, Jul 21 - Tue, Jul 28
YUL
Montreal
BUF
Buffalo
$462 Roundtrip, found 3 days ago
$462
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jul 21 from Montreal to Buffalo, returning Tue, Jul 28, priced at $462 found 3 days ago
United
Tue, Jul 21 - Tue, Jul 28
YUL
Montreal
BUF
Buffalo
$468 Roundtrip, found 3 days ago
$468
Roundtrip
found 3 days ago
Select United flight, departing Tue, Jul 21 from Montreal to Buffalo, returning Tue, Jul 28, priced at $468 found 3 days ago
Delta
Wed, Oct 14 - Sun, Oct 18
YUL
Montreal
BUF
Buffalo
$472 Roundtrip, found 2 days ago
$472
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 14 from Montreal to Buffalo, returning Sun, Oct 18, priced at $472 found 2 days ago
Porter Airlines
Tue, Jul 21 - Tue, Jul 28
YUL
Montreal
BUF
Buffalo
$502 Roundtrip, found 3 days ago
$502
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Tue, Jul 21 from Montreal to Buffalo, returning Tue, Jul 28, priced at $502 found 3 days ago

Alternative airports near Buffalo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $812
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $812

Frequently asked questions

How much does a flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) cost?
You can find cheap one-way flights from $217 and cheap return flights from $410 Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) with Expedia. One-way flights usually range from $323 to $824, and return flights typically cost between $582 and $1377. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The cheapest month to fly from YUL to BUF is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Enter YUL to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Porter Airlines is one of the cheapest airlines offering connecting flights from Pierre Elliott Trudeau Intl. (YUL) to Buffalo Niagara Intl. (BUF), with round-trip tickets starting from around $530 with a layover in Billy Bishop Toronto City (YTZ). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Pierre Elliott Trudeau International Airport (YUL) in Montreal to Buffalo Niagara International Airport (BUF) usually departs at around 5:00 AM, with Air Canada and United offering this route. This seasonal service is active in October, making it a great option for an early start to your day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from Pierre Elliott Trudeau Intl. (YUL) to Buffalo Niagara Intl. (BUF) are in the early morning, from 6am to 9am. About 35% of passengers prefer this time window. Many major carriers, including United Airlines, Delta Airlines and Air Canada, offer flights during this window. This timing is popular because it allows you to arrive in Buffalo early, maximizing your day.
How long does it take to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Flights from YUL to BUF with one stop typically take around 7 hours 20 minutes, covering approximately 302 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Business class seats are offered on the YUL to BUF route with Air Canada and United Airlines.First class cabins are available on:

  • Delta Air Lines
  • United Airlines
  • WestJet
  • Air Canada

How do I earn miles on a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Buffalo from Pierre Elliott Trudeau Intl. (YUL)?
From Pierre Elliott Trudeau Intl. (YUL), you can fly into Buffalo Niagara Intl. (BUF) to reach Buffalo. Some flights may connect through major hubs like Pearson Intl. (YYZ), LaGuardia (LGA), Billy Bishop Toronto City (YTZ) before reaching Buffalo. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) Buffalo Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Roundtrip price
$410
Distance
302 mi

*Flight schedules are subject to change.

*Available to One Key members.

 

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