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CA $328 Cheap Flights from Montreal (YUL) to Buffalo (BUF)

View CA $328 flight on Tue, Oct 6, 2026Opens in a new window

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

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Cheap flights from Montreal (YUL) to Buffalo (BUF)

Prices were available within the past 7 days and start at CA $328 for one-way flights and CA $574 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Nov 14 - Tue, Nov 17
YUL
Montreal
BUF
Buffalo
CA $574 Roundtrip, found 5 days ago
CA $574
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Nov 14 from Montreal to Buffalo, returning Tue, Nov 17, priced at CA $574 found 5 days ago
United
Tue, Aug 11 - Sat, Aug 15
YUL
Montreal
BUF
Buffalo
CA $574 Roundtrip, found 4 days ago
CA $574
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 11 from Montreal to Buffalo, returning Sat, Aug 15, priced at CA $574 found 4 days ago
United
Tue, Aug 11 - Fri, Aug 21
YUL
Montreal
BUF
Buffalo
CA $595 Roundtrip, found 4 days ago
CA $595
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 11 from Montreal to Buffalo, returning Fri, Aug 21, priced at CA $595 found 4 days ago
United
Thu, Sep 10 - Sat, Sep 12
YUL
Montreal
BUF
Buffalo
CA $606 Roundtrip, found 3 days ago
CA $606
Roundtrip
found 3 days ago
Select United flight, departing Thu, Sep 10 from Montreal to Buffalo, returning Sat, Sep 12, priced at CA $606 found 3 days ago
American Airlines
Tue, Aug 11 - Wed, Aug 12
YUL
Montreal
BUF
Buffalo
CA $610 Roundtrip, found 4 days ago
CA $610
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 11 from Montreal to Buffalo, returning Wed, Aug 12, priced at CA $610 found 4 days ago
Delta
Mon, Nov 2 - Tue, Nov 17
YUL
Montreal
BUF
Buffalo
CA $615 Roundtrip, found 2 days ago
CA $615
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Nov 2 from Montreal to Buffalo, returning Tue, Nov 17, priced at CA $615 found 2 days ago
United
Wed, Aug 26 - Sun, Aug 30
YUL
Montreal
BUF
Buffalo
CA $616 Roundtrip, found 2 days ago
CA $616
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug 26 from Montreal to Buffalo, returning Sun, Aug 30, priced at CA $616 found 2 days ago
United
Sat, Sep 12 - Tue, Sep 15
YUL
Montreal
BUF
Buffalo
CA $619 Roundtrip, found 2 days ago
CA $619
Roundtrip
found 2 days ago
Select United flight, departing Sat, Sep 12 from Montreal to Buffalo, returning Tue, Sep 15, priced at CA $619 found 2 days ago
WestJet
Tue, Aug 25 - Thu, Aug 27
YUL
Montreal
BUF
Buffalo
CA $645 Roundtrip, found 5 hours ago
CA $645
Roundtrip
found 5 hours ago
Select WestJet flight, departing Tue, Aug 25 from Montreal to Buffalo, returning Thu, Aug 27, priced at CA $645 found 5 hours ago
Air Canada
Sat, Oct 3 - Tue, Oct 6
YUL
Montreal
BUF
Buffalo
CA $739 Roundtrip, found 2 hours ago
CA $739
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Sat, Oct 3 from Montreal to Buffalo, returning Tue, Oct 6, priced at CA $739 found 2 hours 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 centre is 16 minutes. Flights from CA $810
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city centre16 min
Flights from CA $810

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 CA $328 and cheap return flights from CA $574 YUL to BUF with Expedia. One-way flights typically cost between CA$396 and CA$902, and return flights often range between CA$804 and CA$1828. 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 YUL to BUF ticket fares go up or down.
What is the cheapest month to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The cheapest months to fly from YUL to BUF are typically during off-peak season 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 are 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) to Buffalo, NY (BUF)?
Enter YUL to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
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.
How many flights per day from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
There are approximately 34 connecting flights per day from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.). Some common connection points include Pearson Intl. (YYZ), O'Hare Intl. (ORD), and Liberty Intl. (EWR).
What is the earliest flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) typically departs around 5:00 AM. This service is operated by Air Canada and United. This is a seasonal service, active only in October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
You'll find the most flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) on a Sunday, with around 58 flights available. This gives you plenty of options for your travel plans. Notably, there are significantly more flight options on Sundays compared to other days of the week. Major airlines on this route include Air Canada, United, and Delta.
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 afternoon, from 12pm to 3pm. Many major carriers, including Delta, Air Canada and United, offer flights during this window. Many travelers prefer this because it allows for a relaxed morning before heading to the airport, and you'll arrive in Buffalo with plenty of time to settle in.
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 486 kilometers. 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.)?
Yes, you can fly business class or first class between YUL and BUF. You can fly business class with Air Canada and United.First class cabins are available on Delta and United.
How do I earn miles on a Montreal, QC (YUL) to Buffalo, NY (BUF) flight with Expedia?
It's easy to earn miles on a Montreal, QC (YUL) to Buffalo, NY (BUF) 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, NY (BUF) from Montreal, QC (YUL)?
If you're planning to travel to Buffalo from Pierre Elliott Trudeau Intl. (YUL), you can fly directly into Buffalo Niagara Intl. (BUF). Some flights may connect through major hubs like Pearson Intl. (YYZ), LaGuardia (LGA), or 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) to Buffalo, NY (BUF) at the last minute?
Typically, booking a last minute flight from Montreal, QC (YUL) to Buffalo, NY (BUF) 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) to Buffalo, NY (BUF) flight and hotel package?
Securing a Montreal, QC (YUL) to Buffalo, NY (BUF) flight and hotel package 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
CA $573
Distance
483 km

Book with confidence

Montreal to Buffalo Flights

The easy way to book your flights from Montreal to Buffalo 

With Expedia, it’s simple to find and book flights to Buffalo from Montreal 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 Montreal to Buffalo today, tomorrow, or this week.  

 

Save dollars with cheap flights from Pierre Elliott Trudeau Intl., YUL to Buffalo Niagara Intl., BUF 

Sort your search results by price to find great deals on your flight from Montreal to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Montreal currently is just CA $574 rising to CA $739.  

Here are more money-saving tips: 

  • Fly in November 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 Montreal 

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.

Montreal to Buffalo Flights

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