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Cheap flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport from C$ 235

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YUL
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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 10 March 2026.

Wed 22/41:56 p.m.
BUF
-
YUL
2 stops25h 14m
Multiple Airlines
Wed 29/44:35 p.m.
YUL
-
BUF
1 stop26h 38m
Multiple Airlines
Deal found 8/3C$ 596
Sun 19/43:58 p.m.
BUF
-
YUL
1 stop8h 32m
Multiple Airlines
Sun 26/45:10 p.m.
YUL
-
BUF
2 stops43h 32m
Multiple Airlines
Deal found 5/3C$ 597
Mon 13/46:00 a.m.
BUF
-
YUL
1 stop7h 39m
Delta
Tue 21/42:29 p.m.
YUL
-
BUF
1 stop9h 02m
Delta
Deal found 9/3C$ 619
Tue 21/46:00 a.m.
BUF
-
YUL
1 stop7h 39m
Delta
Tue 28/42:29 p.m.
YUL
-
BUF
1 stop9h 02m
Delta
Deal found 6/3C$ 673
Wed 22/410:13 a.m.
BUF
-
YUL
1 stop8h 38m
Delta
Wed 29/42:29 p.m.
YUL
-
BUF
1 stop9h 02m
Delta
Deal found 8/3C$ 687
Tue 21/41:56 p.m.
BUF
-
YUL
2 stops25h 14m
Multiple Airlines
Tue 28/46:45 p.m.
YUL
-
BUF
1 stop17h 57m
Multiple Airlines
Deal found 7/3C$ 715
Sat 6/67:31 p.m.
BUF
-
YUL
1 stop3h 42m
Delta
Wed 10/69:28 a.m.
YUL
-
BUF
1 stop7h 55m
Delta
Deal found 8/3C$ 721
Mon 27/46:00 a.m.
BUF
-
YUL
1 stop7h 39m
Delta
Sat 2/56:00 a.m.
YUL
-
BUF
1 stop5h 45m
Delta
Deal found 6/3C$ 737
Mon 23/310:32 a.m.
BUF
-
YUL
1 stop4h 44m
United Airlines
Thu 26/36:00 a.m.
YUL
-
BUF
1 stop14h 46m
United Airlines
Deal found 5/3C$ 745
Mon 13/43:01 p.m.
BUF
-
YUL
1 stop20h 43m
American Airlines
Tue 21/47:45 a.m.
YUL
-
BUF
2 stops13h 35m
American Airlines
Deal found 9/3C$ 748
Sat 6/62:27 p.m.
BUF
-
YUL
1 stop19h 29m
American Airlines
Mon 8/610:30 a.m.
YUL
-
BUF
1 stop7h 21m
American Airlines
Deal found 5/3C$ 754

Find 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 10 March 2026.

Round-trip from

C$ 596

One-way from

C$ 235
22/4-29/4
  • 22/4-29/4
  • 3 total stops
  • 51h 52m total
  • Buffalo to Montreal
Search Deals
Delta
  • Delta
  • 20/4
  • 2 total stops
  • 21h 41m total
  • Buffalo to Montreal
Search Deals

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 10 March 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 13/4

6:00 a.m.-1:39 p.m.

1 stop7h 39m

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

2:29 p.m.-11:31 p.m.

1 stop9h 02m

C$ 619

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Tue 21/4

6:00 a.m.-1:39 p.m.

1 stop7h 39m

Montreal Pierre Elliott Trudeau Intl

Tue 28/4

2:29 p.m.-11:31 p.m.

1 stop9h 02m

C$ 673

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sat 6/6

7:31 p.m.-11:13 p.m.

1 stop3h 42m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

9:28 a.m.-5:23 p.m.

1 stop7h 55m

C$ 721

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sun 19/4

3:58 p.m.-12:30 a.m.

1 stop8h 32m

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

4:35 p.m.-7:26 p.m.

1 stop26h 51m

C$ 733

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 23/3

10:32 a.m.-3:16 p.m.

1 stop4h 44m

Montreal Pierre Elliott Trudeau Intl

Thu 26/3

6:00 a.m.-8:46 p.m.

1 stop14h 46m

C$ 745

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 24/4

5:00 a.m.-9:37 p.m.

1 stop16h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

7:45 a.m.-3:29 p.m.

1 stop7h 44m

C$ 775
Quickest round-trip

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 20/4

10:35 a.m.-2:40 p.m.

1 stop4h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

6:35 p.m.-11:50 p.m.

1 stop5h 15m

C$ 775

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sat 6/6

10:44 a.m.-9:38 p.m.

1 stop10h 54m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

10:30 a.m.-9:50 p.m.

2 stops11h 20m

C$ 787

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 25/6

6:00 a.m.-6:15 p.m.

1 stop12h 15m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

7:00 a.m.-11:15 a.m.

1 stop28h 15m

C$ 790

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sat 9/5

6:04 a.m.-1:39 p.m.

1 stop7h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

2:29 p.m.-11:32 p.m.

1 stop9h 03m

C$ 798

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 21 resultsSorted by cheapest first
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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.

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.

  • How long is the flight from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport?

    Delta and United Airlines can get you from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport in just under 4h 44m. Your travel time can differ by up to 2h 55m. There are 486 km between Buffalo and Montreal Pierre Elliott Trudeau Intl Airport. Both multi-stop and direct flights can be found to your destination and back.

  • 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.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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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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