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Cheap flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport from C$ 219

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YUL
2 Apr — 9 Apr1
1 adult

Cheap flight deals from Buffalo to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 March 2025.

Round-trip from

C$ 520

One-way from

C$ 219

Popular in

March

Cheapest in

December

Average price

C$ 912
United Airlines
  • United Airlines
  • 9/5-16/5
  • 2 total stops
  • 19h 31m total
  • Buffalo to Montreal
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Delta
  • Delta
  • 14/5
  • 1 total stop
  • 4h 00m total
  • Buffalo to Montreal
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 116 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 43 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Buffalo to Pierre Elliott Trudeau Intl

Cheapest flights from Buffalo to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Buffalo to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.

Fri 9/56:45 a.m.BUF - YUL
1 stop5h 10mUnited Airlines
Fri 16/59:15 a.m.YUL - BUF
1 stop14h 21mUnited Airlines
Deal found 27/3C$ 520
Fri 25/47:00 a.m.BUF - YUL
1 stop10h 26mAir Canada
Sun 27/46:00 a.m.YUL - BUF
2 stops10h 55mAir Canada
Deal found 28/3C$ 569
Fri 25/412:05 p.m.BUF - YUL
1 stop25h 51mWestJet
Sun 27/47:10 a.m.YUL - BUF
1 stop10h 04mWestJet
Deal found 28/3C$ 643
Sat 5/42:30 p.m.BUF - YUL
1 stop4h 38mDelta
Mon 7/47:05 a.m.YUL - BUF
1 stop5h 03mDelta
Deal found 27/3C$ 748
Fri 9/55:30 a.m.BUF - YUL
2 stops11h 25mAmerican Airlines
Fri 16/510:44 a.m.YUL - BUF
2 stops13h 09mAmerican Airlines
Deal found 27/3C$ 1,126
Fri 9/57:55 p.m.BUF - YUL
3 stops24h 15mMultiple Airlines
Fri 16/511:25 p.m.YUL - BUF
2 stops21h 57mMultiple Airlines
Deal found 27/3C$ 3,303

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo to Pierre Elliott Trudeau Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 March 2025.
Use the filters below to find and compare flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Buffalo

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 9/5

6:45 a.m.-11:55 a.m.

1 stop5h 10m

Montreal Pierre Elliott Trudeau Intl

Fri 16/5

9:15 a.m.-11:36 p.m.

1 stop14h 21m

C$ 520

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 25/4

7:00 a.m.-5:26 p.m.

1 stop10h 26m

Montreal Pierre Elliott Trudeau Intl

Sun 27/4

6:00 a.m.-4:55 p.m.

2 stops10h 55m

C$ 569

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 25/4

12:05 p.m.-1:56 p.m.

1 stop25h 51m

Montreal Pierre Elliott Trudeau Intl

Sun 27/4

7:10 a.m.-5:14 p.m.

1 stop10h 04m

C$ 643

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 9/5

5:30 a.m.-4:55 p.m.

2 stops11h 25m

Montreal Pierre Elliott Trudeau Intl

Fri 16/5

10:44 a.m.-11:53 p.m.

2 stops13h 09m

C$ 1,126

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 9/5

7:55 p.m.-8:10 p.m.

3 stops24h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 16/5

11:25 p.m.-9:22 p.m.

2 stops21h 57m

C$ 3,303

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 14/5

6:05 a.m.-10:05 a.m.

1 stop4h 00m

C$ 219

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 14/5

5:17 a.m.-4:55 p.m.

2 stops11h 38m

C$ 234

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 2/5

12:50 p.m.-11:28 p.m.

1 stop10h 38m

C$ 273

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sun 3/8

6:00 a.m.-1:09 p.m.

1 stop7h 09m

C$ 339

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Best time to book a flight from Buffalo to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Buffalo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport

Rainfall in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 64.0 - 111.0 mm per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 64.0 mm.

Temperature in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pierre Elliott Trudeau Intl. Reviews last updated 28 March 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Buffalo to Montreal to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews
Check prices

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Air Canada
7.0
Good
8,981 reviews
Delta
8.0
Very good
7,897 reviews
Check prices

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Buffalo to Montreal Pierre Elliott Trudeau Intl?

    Buffalo (BUF), located 13.4 km from the city centre, is the airport you fly out of when you book flights from Buffalo to Montreal Pierre Elliott Trudeau Intl. 0 airlines have flights from Buffalo to Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Buffalo to Montreal Pierre Elliott Trudeau Intl should not be difficult; the airport handles an average of 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day.

  • What are the cheapest airlines flying from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Montreal Pierre Elliott Trudeau Intl Airport, with prices starting at C$ 520. Additional round-trip tickets that might be worth considering are offered by Air Canada and WestJet, with the lowest prices starting at C$ 569 and C$ 643, respectively. Users have found that United Airlines is 16% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as C$ 219. Users have also found prices from C$ 234 and C$ 273 on American Airlines and WestJet, respectively.

  • Can I find deals for flights from Buffalo to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Buffalo to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Buffalo to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Buffalo to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 312). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Laval
Brossard
Dorval
Longueuil
Cornwall
Drummondville
Saint-Jean-sur-Richelieu
Sherbrooke
Boucherville
Saint-Sauveur
Bromont
Montebello
Trois-Rivières

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Alternative routes for Buffalo to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Buffalo to Pierre Elliott Trudeau Intl?

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Yes, we can. To see specific flights from Buffalo to Pierre Elliott Trudeau Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Buffalo to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Buffalo today and book when prices fit your budget.

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