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Cheap flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport from C$ 225

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YUL
2 Jun — 9 Jun1
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 May 2025.

Round-trip from

C$ 590

One-way from

C$ 225

Popular in

May

Cheapest in

December

Average price

C$ 1,174
American Airlines
  • American Airlines
  • 11/8-14/8
  • 2 total stops
  • 18h 17m total
  • Buffalo to Montreal
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Delta
  • Delta
  • 11/7
  • 1 total stop
  • 10h 50m total
  • Buffalo to Montreal
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (C$ 382 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (C$ 85 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 2025.

Mon 11/86:00 a.m.BUF - YUL
1 stop10h 55mAmerican Airlines
Thu 14/810:31 a.m.YUL - BUF
1 stop7h 22mAmerican Airlines
Deal found 28/5C$ 590
Thu 10/711:17 a.m.BUF - YUL
2 stops30h 38mMultiple Airlines
Thu 17/78:30 a.m.YUL - BUF
1 stop26h 14mMultiple Airlines
Deal found 27/5C$ 690
Tue 10/67:55 p.m.BUF - YUL
2 stops12h 40mUnited Airlines
Fri 13/61:25 p.m.YUL - BUF
2 stops24h 44mUnited Airlines
Deal found 27/5C$ 708
Thu 10/72:18 p.m.BUF - YUL
1 stop7h 10mDelta
Thu 17/76:00 a.m.YUL - BUF
1 stop7h 38mDelta
Deal found 27/5C$ 820
Thu 19/612:10 p.m.BUF - YUL
1 stop5h 29mWestJet
Mon 23/67:00 a.m.YUL - BUF
1 stop9h 04mWestJet
Deal found 27/5C$ 950
Mon 28/710:50 a.m.BUF - YUL
2 stops8h 34mAir Canada
Sat 2/88:00 a.m.YUL - BUF
2 stops8h 55mAir Canada
Deal found 27/5C$ 993

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 May 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

Mon 11/8

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

1 stop10h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 14/8

10:31 a.m.-5:53 p.m.

1 stop7h 22m

C$ 590

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 10/7

11:17 a.m.-5:55 p.m.

2 stops30h 38m

Montreal Pierre Elliott Trudeau Intl

Thu 17/7

8:30 a.m.-10:44 a.m.

1 stop26h 14m

C$ 690

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Tue 10/6

7:55 p.m.-8:35 a.m.

2 stops12h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 13/6

1:25 p.m.-2:09 p.m.

2 stops24h 44m

C$ 708

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 10/7

2:18 p.m.-9:28 p.m.

1 stop7h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 17/7

6:00 a.m.-1:38 p.m.

1 stop7h 38m

C$ 820

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 19/6

12:10 p.m.-5:39 p.m.

1 stop5h 29m

Montreal Pierre Elliott Trudeau Intl

Mon 23/6

7:00 a.m.-4:04 p.m.

1 stop9h 04m

C$ 950

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 28/7

10:50 a.m.-7:24 p.m.

2 stops8h 34m

Montreal Pierre Elliott Trudeau Intl

Sat 2/8

8:00 a.m.-4:55 p.m.

2 stops8h 55m

C$ 993

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 11/7

10:38 a.m.-9:28 p.m.

1 stop10h 50m

C$ 225

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Sat 4/10

7:07 a.m.-6:50 p.m.

1 stop11h 43m

C$ 303

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 16/10

7:45 p.m.-8:35 a.m.

2 stops12h 50m

C$ 347

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 3/7

10:50 a.m.-9:46 p.m.

2 stops10h 56m

C$ 451

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/5

Showing 1-10 of 11 results
1
2

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 May 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
7,957 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
8,756 reviews
Delta
8.0
Very good
7,957 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7,957 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
2,860 reviews
Delta
8.0
Very good
7,957 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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
7.1
Good
9,443 reviews
Delta
8.0
Very good
7,957 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

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 American Airlines is currently your cheapest option to Montreal Pierre Elliott Trudeau Intl Airport, with prices starting at C$ 590. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at C$ 708 and C$ 820, respectively. Users have found that American Airlines is 5% 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$ 225. Users have also found prices from C$ 350 and C$ 451 on United Airlines and Air Canada, 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$ 316). 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
Longueuil
Cornwall
Dorval
Brossard
Montebello
Drummondville
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Saint-Jean-sur-Richelieu
Boucherville
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Bromont

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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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