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Cheap flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport from C$ 234

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YUL
11 Jan — 18 Jan1
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 12 December 2025.

Sat 13/123:18 p.m.BUF - YUL
1 stop9h 12mMultiple Airlines
Sun 14/124:35 p.m.YUL - BUF
1 stop21h 40mMultiple Airlines
Deal found 10/12C$ 622
Tue 30/126:00 a.m.BUF - YUL
1 stop16h 58mAmerican Airlines
Sun 4/17:30 a.m.YUL - BUF
1 stop15h 39mAmerican Airlines
Deal found 10/12C$ 1,160
Tue 30/126:32 p.m.BUF - YUL
2 stops29h 58mMultiple Airlines
Sun 4/14:35 p.m.YUL - BUF
1 stop28h 33mMultiple Airlines
Deal found 10/12C$ 1,189
Mon 15/121:50 p.m.BUF - YUL
2 stops17h 42mUnited Airlines
Tue 16/125:30 p.m.YUL - BUF
2 stops19h 42mUnited Airlines
Deal found 10/12C$ 1,260
Wed 17/1210:10 a.m.BUF - YUL
1 stop5h 06mUnited Airlines
Sun 21/129:15 a.m.YUL - BUF
1 stop4h 59mUnited Airlines
Deal found 10/12C$ 1,292
Mon 15/1211:35 a.m.BUF - YUL
1 stop10h 07mMultiple Airlines
Tue 16/121:10 p.m.YUL - BUF
1 stop10h 24mMultiple Airlines
Deal found 10/12C$ 1,340
Sat 13/125:40 p.m.BUF - YUL
2 stops13h 52mUnited Airlines
Sun 14/121:10 p.m.YUL - BUF
2 stops10h 24mUnited Airlines
Deal found 10/12C$ 1,367

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 12 December 2025.

Round-trip from

C$ 550

One-way from

C$ 234

Popular in

September

Cheapest in

January

Average price

C$ 713
25/1-1/2
  • 25/1-1/2
  • 3 total stops
  • 42h 12m total
  • Buffalo to Montreal
Search Deals
Delta
  • Delta
  • 20/1
  • 1 total stop
  • 7h 22m total
  • Buffalo to Montreal
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (C$ 440 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 95 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 12 December 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

Sun 25/1

11:02 a.m.-12:30 a.m.

1 stop13h 28m

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

8:00 a.m.-12:44 p.m.

2 stops28h 44m

C$ 550

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 22/1

6:00 a.m.-1:22 p.m.

1 stop7h 22m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

2:15 p.m.-10:52 p.m.

1 stop8h 37m

C$ 586

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sun 25/1

6:05 a.m.-10:59 p.m.

2 stops16h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

7:30 a.m.-11:42 p.m.

2 stops16h 12m

C$ 771

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 22/1

5:12 a.m.-10:59 p.m.

2 stops17h 47m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

7:30 a.m.-11:42 p.m.

2 stops16h 12m

C$ 771

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sat 24/1

6:00 a.m.-1:31 p.m.

1 stop7h 31m

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

1:02 p.m.-4:59 p.m.

1 stop3h 57m

C$ 774

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 22/1

9:55 a.m.-7:32 a.m.

2 stops21h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

8:00 p.m.-8:29 p.m.

2 stops24h 29m

C$ 775

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 27/2

6:00 a.m.-1:36 p.m.

1 stop7h 36m

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

6:00 a.m.-11:43 a.m.

1 stop5h 43m

C$ 787

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 8/1

9:55 a.m.-7:32 a.m.

2 stops21h 37m

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

8:20 a.m.-8:29 p.m.

2 stops12h 09m

C$ 829

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Tue 20/1

6:00 a.m.-1:22 p.m.

1 stop7h 22m

C$ 234

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sun 25/1

11:02 a.m.-12:30 a.m.

1 stop13h 28m

C$ 237

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 17 results
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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 can get you from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport in just under 7h 22m. Your travel time can differ by up to . There are 486 km between Buffalo and Montreal Pierre Elliott Trudeau Intl Airport.

  • 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
Dorval
Cornwall
Sherbrooke
Trois-Rivières
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Louiseville

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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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Can Cheapflights find flights from Buffalo to Pierre Elliott Trudeau Intl with no change fees?

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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