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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Buffalo from C$ 380

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BUF
23 Jun — 30 Jun1
1 adult

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 18 June 2025.

Round-trip from

C$ 533

One-way from

C$ 380

Popular in

March

Cheapest in

September

Average price

C$ 722
Delta
  • Delta
  • 9/8-16/8
  • 2 total stops
  • 29h 09m total
  • Montreal to Buffalo
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United Airlines
  • United Airlines
  • 21/9
  • 1 total stop
  • 24h 02m total
  • Montreal to Buffalo
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 53 potential savings vs. average RT price).
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Average for round-trip flights in June 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 18 June 2025.

Sat 9/86:00 a.m.YUL - BUF
1 stop15h 09mDelta
Sat 16/86:04 a.m.BUF - YUL
1 stop14h 00mDelta
Deal found 18/6C$ 533
Sat 9/81:10 p.m.YUL - BUF
1 stop10h 29mMultiple Airlines
Sat 16/86:00 a.m.BUF - YUL
1 stop11h 55mMultiple Airlines
Deal found 18/6C$ 570
Sat 9/85:30 p.m.YUL - BUF
1 stop24h 24mAmerican Airlines
Sat 16/87:48 a.m.BUF - YUL
1 stop8h 57mAmerican Airlines
Deal found 18/6C$ 608
Thu 10/73:30 p.m.YUL - BUF
1 stop8h 08mUnited Airlines
Wed 16/76:00 a.m.BUF - YUL
1 stop7h 09mUnited Airlines
Deal found 18/6C$ 677
Sun 21/127:00 a.m.YUL - BUF
1 stop28h 16mWestJet
Tue 6/112:09 p.m.BUF - YUL
1 stop11h 45mWestJet
Deal found 18/6C$ 752
Sat 9/82:10 p.m.YUL - BUF
2 stops8h 18mAir Canada
Sat 16/86:45 a.m.BUF - YUL
2 stops9h 36mAir Canada
Deal found 18/6C$ 890

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 18 June 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

Sat 9/8

6:00 a.m.-9:09 p.m.

1 stop15h 09m

Buffalo

Sat 16/8

6:04 a.m.-8:04 p.m.

1 stop14h 00m

C$ 533

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 9/8

1:10 p.m.-11:39 p.m.

1 stop10h 29m

Buffalo

Sat 16/8

6:00 a.m.-5:55 p.m.

1 stop11h 55m

C$ 570

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 9/8

5:30 p.m.-5:54 p.m.

1 stop24h 24m

Buffalo

Sat 16/8

7:48 a.m.-4:45 p.m.

1 stop8h 57m

C$ 608

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Thu 10/7

3:30 p.m.-11:38 p.m.

1 stop8h 08m

Buffalo

Wed 16/7

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

1 stop7h 09m

C$ 677

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

2:45 p.m.-5:02 p.m.

1 stop26h 17m

Buffalo

Mon 3/11

6:00 a.m.-12:40 a.m.

2 stops18h 40m

C$ 762

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 9/8

2:10 p.m.-10:28 p.m.

2 stops8h 18m

Buffalo

Sat 16/8

6:45 a.m.-4:21 p.m.

2 stops9h 36m

C$ 890

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sun 21/9

1:20 p.m.-1:22 p.m.

1 stop24h 02m

C$ 380

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sat 2/8

6:45 a.m.-8:52 a.m.

1 stop26h 07m

C$ 388

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sun 3/8

6:00 a.m.-9:58 a.m.

1 stop3h 58m

C$ 417

MontrealBuffalo

YUL - BUF

YULBUF

Montreal Pierre Elliott Trudeau Intl

Sun 20/7

7:00 a.m.-11:02 a.m.

1 stop28h 02m

C$ 450

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/6

Showing 1-10 of 11 results
1
2

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 18 June 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.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 64.0 - 102.0 mm per month. November is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Buffalo when rainfall is around 64.0 mm.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, 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 -4.0 C).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated 18 June 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Montreal to Buffalo to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews
Check prices

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
8,810 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
WestJet
7.2
Good
2,876 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Air Canada
7.1
Good
9,572 reviews
Delta
8.0
Very good
7,964 reviews
Check prices

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

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.

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

    Delta, at C$ 533, was found to be the cheapest airline from Montreal Pierre Elliott Trudeau Intl Airport to Buffalo.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Users have found that Delta is 17% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 380. However, be on the lookout for offers from Delta and WestJet, as they are both options that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Buffalo for a low price.

  • 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 Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Cheektowaga
Tonawanda
Batavia
Williamsville
Amherst

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