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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Buffalo from C$ 262

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 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BUF
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Pierre Elliott Trudeau Intl to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Buffalo (BUF). 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 11 September 2025.

Round-trip from

C$ 479

One-way from

C$ 262

Popular in

March

Cheapest in

January

Average price

C$ 700
Delta
  • Delta
  • 29/10-5/11
  • 2 total stops
  • 21h 30m total
  • Montreal to Buffalo
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Delta
  • Delta
  • 22/10
  • 1 total stop
  • 18h 17m total
  • Montreal to Buffalo
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Highest demand for flights based on searches. 14% potential increase in price (C$ 152 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 54 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Pierre Elliott Trudeau Intl to Buffalo

Cheapest flights from Pierre Elliott Trudeau Intl to Buffalo
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Wed 29/107:30 p.m.YUL - BUF
1 stop13h 58mDelta
Tue 4/117:00 a.m.BUF - YUL
2 stops16h 14mDelta
Deal found 10/9C$ 479
Thu 30/107:30 p.m.YUL - BUF
1 stop13h 58mDelta
Wed 5/116:03 a.m.BUF - YUL
1 stop7h 32mDelta
Deal found 10/9C$ 520
Sat 25/1012:30 p.m.YUL - BUF
1 stop11h 05mAmerican Airlines
Sat 1/116:14 a.m.BUF - YUL
1 stop10h 25mAmerican Airlines
Deal found 10/9C$ 521
Tue 28/109:28 a.m.YUL - BUF
1 stop13h 29mDelta
Wed 5/116:03 a.m.BUF - YUL
1 stop7h 32mDelta
Deal found 10/9C$ 538
Sat 25/1010:45 a.m.YUL - BUF
2 stops11h 53mMultiple Airlines
Sat 1/116:00 a.m.BUF - YUL
2 stops10h 30mMultiple Airlines
Deal found 10/9C$ 553
Thu 30/107:30 p.m.YUL - BUF
1 stop13h 58mDelta
Tue 4/116:03 a.m.BUF - YUL
1 stop7h 32mDelta
Deal found 10/9C$ 561
Wed 29/106:00 a.m.YUL - BUF
2 stops13h 10mDelta
Fri 7/115:45 p.m.BUF - YUL
1 stop14h 52mDelta
Deal found 10/9C$ 581
Tue 28/109:28 a.m.YUL - BUF
1 stop13h 29mDelta
Sun 2/115:03 a.m.BUF - YUL
1 stop12h 37mDelta
Deal found 10/9C$ 596
Wed 8/106:40 p.m.YUL - BUF
2 stops15h 51mDelta
Wed 15/107:30 p.m.BUF - YUL
1 stop3h 44mDelta
Deal found 10/9C$ 600

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Buffalo 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 11 September 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Buffalo that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Buffalo

Route

Depart

Return

Price

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

7:30 p.m.-9:28 a.m.

1 stop13h 58m

Buffalo

Tue 4/11

7:00 a.m.-11:14 p.m.

2 stops16h 14m

C$ 479

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

7:30 p.m.-9:28 a.m.

1 stop13h 58m

Buffalo

Wed 5/11

6:03 a.m.-1:35 p.m.

1 stop7h 32m

C$ 520

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

9:28 a.m.-10:57 p.m.

1 stop13h 29m

Buffalo

Wed 5/11

6:03 a.m.-1:35 p.m.

1 stop7h 32m

C$ 538

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

6:00 a.m.-7:10 p.m.

2 stops13h 10m

Buffalo

Sun 2/11

10:08 a.m.-6:40 p.m.

1 stop8h 32m

C$ 538

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

9:28 a.m.-10:57 p.m.

1 stop13h 29m

Buffalo

Tue 4/11

6:03 a.m.-1:35 p.m.

1 stop7h 32m

C$ 578

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

6:00 a.m.-7:10 p.m.

2 stops13h 10m

Buffalo

Fri 7/11

5:45 p.m.-8:37 a.m.

1 stop14h 52m

C$ 581

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

2:45 p.m.-4:10 p.m.

2 stops25h 25m

Buffalo

Wed 5/11

6:03 a.m.-1:35 p.m.

1 stop7h 32m

C$ 608

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 6/12

9:30 a.m.-8:59 p.m.

1 stop11h 29m

Buffalo

Mon 8/12

5:42 p.m.-8:40 a.m.

1 stop14h 58m

C$ 614

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

7:30 p.m.-9:28 a.m.

1 stop13h 58m

Buffalo

Fri 7/11

5:45 p.m.-8:37 a.m.

1 stop14h 52m

C$ 621

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Thu 5/2

3:45 p.m.-10:46 a.m.

1 stop19h 01m

Buffalo

Sun 8/2

4:00 p.m.-3:00 p.m.

1 stop23h 00m

C$ 629

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 20 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Buffalo

What is the cheapest time of day to fly from YUL to BUF?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

A simple way to save on the total cost of your ticket is to fly from Montreal Pierre Elliott Trudeau Intl Airport to Buffalo at noon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Buffalo. 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 into for flights to Buffalo from Montreal Pierre Elliott Trudeau Intl?

    Most people fly into Buffalo (BUF) if they book a flight to Buffalo from Montreal Pierre Elliott Trudeau Intl. On average, Buffalo has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 0 airlines. Buffalo is conveniently located just 13.4 km from Buffalo’s city centre.

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

    Airlines like Delta fly from Montreal Pierre Elliott Trudeau Intl Airport to Buffalo in about 13h 58m. The time it takes to get you to your destination can typically vary by up to . There are 486 km between Montreal Pierre Elliott Trudeau Intl Airport and Buffalo.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Buffalo 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Cheektowaga
Tonawanda
Batavia
Williamsville
Amherst

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Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Buffalo?

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pierre Elliott Trudeau Intl to Buffalo, users can toggle the no change fees filter when performing a flight search.

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