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Cheap flights from Buffalo to Montreal from $203

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Montreal departing on 5/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:13 am - 6:51 pm
BUF
-
YUL
8h 38m
1 stop
Delta Logo
2:29 pm - 11:32 pm
YUL
-
BUF
9h 03m
1 stop
$466Delta
Tue, May 5 - Tue, May 12
American Airlines Logo
6:18 pm - 9:50 am
BUF
-
YUL
15h 32m
1 stop
American Airlines Logo
12:30 pm - 9:57 pm
YUL
-
BUF
9h 27m
1 stop
$488American Airlines
Mon, May 25 - Tue, Jun 2
Multiple Airlines Logo
11:19 am - 12:30 am
BUF
-
YUL
13h 11m
1 stop
Multiple Airlines Logo
8:00 am - 12:42 pm
YUL
-
BUF
28h 42m
2 stops
$503Multiple Airlines
Thu, Apr 23 - Mon, Apr 27
Delta Logo
6:05 am - 11:59 am
BUF
-
YUL
5h 54m
1 stop
Delta Logo
9:30 am - 5:01 pm
YUL
-
BUF
7h 31m
1 stop
$507Delta
Wed, May 6 - Wed, May 13
American Airlines Logo
6:18 pm - 9:50 am
BUF
-
YUL
15h 32m
1 stop
American Airlines Logo
10:30 am - 9:50 pm
YUL
-
BUF
11h 20m
2 stops
$521American Airlines
Mon, May 25 - Tue, Jun 2
United Airlines Logo
10:34 am - 4:10 pm
BUF
-
YUL
5h 36m
1 stop
United Airlines Logo
9:45 am - 4:46 pm
YUL
-
BUF
7h 01m
1 stop
$545United Airlines
Tue, Jul 14 - Thu, Jul 16
American Airlines Logo
6:00 pm - 11:44 am
BUF
-
YUL
17h 44m
1 stop
American Airlines Logo
12:30 pm - 10:51 am
YUL
-
BUF
22h 21m
1 stop
$546American Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
11:19 am - 12:30 am
BUF
-
YUL
13h 11m
1 stop
Multiple Airlines Logo
4:35 pm - 10:34 am
YUL
-
BUF
17h 59m
2 stops
$547Multiple Airlines
Thu, Apr 23 - Sun, Apr 26
Lufthansa Logo
6:00 am - 1:09 pm
BUF
-
YUL
7h 09m
1 stop
Lufthansa Logo
9:15 am - 2:10 pm
YUL
-
BUF
4h 55m
1 stop
$548Lufthansa
Thu, May 7 - Thu, May 14
United Airlines Logo
6:00 am - 7:45 pm
BUF
-
YUL
13h 45m
1 stop
United Airlines Logo
9:45 am - 8:41 pm
YUL
-
BUF
10h 56m
1 stop
$549United Airlines
Fri, Jul 10 - Tue, Jul 14

American Airlines flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport

Our best American Airlines deals on Buffalo to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
American Airlines
May 25
BUF6:18 pmBuffalo
15h 32m
1 stop
YUL9:50 amMontreal Pierre Elliott Trudeau Intl
Jun 2
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
9h 27m
1 stop
BUF9:57 pmBuffalo
$488
American Airlines
May 25
BUF6:18 pmBuffalo
15h 32m
1 stop
YUL9:50 amMontreal Pierre Elliott Trudeau Intl
Jun 2
YUL10:30 amMontreal Pierre Elliott Trudeau Intl
11h 20m
2 stops
BUF9:50 pmBuffalo
$521
American Airlines
May 4
BUF6:00 pmBuffalo
17h 44m
1 stop
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
May 11
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
22h 21m
1 stop
BUF10:51 amBuffalo
$546

British Airways flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport

Our best British Airways deals on Buffalo to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
British Airways
May 7
BUF7:25 amBuffalo
8h 02m
2 stops
YUL3:27 pmMontreal Pierre Elliott Trudeau Intl
May 14
YUL7:45 amMontreal Pierre Elliott Trudeau Intl
7h 44m
1 stop
BUF3:29 pmBuffalo
$609
British Airways
May 7
BUF7:25 amBuffalo
8h 02m
2 stops
YUL3:27 pmMontreal Pierre Elliott Trudeau Intl
May 14
YUL7:45 amMontreal Pierre Elliott Trudeau Intl
8h 47m
2 stops
BUF4:32 pmBuffalo
$655

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 832,500 searches. Data last updated March 24, 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

Tue 5/5

10:13 am-6:51 pm

1 stop8h 38m

Montreal Pierre Elliott Trudeau Intl

Tue 5/12

2:29 pm-11:32 pm

1 stop9h 03m

$466

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 5/25

6:18 pm-9:50 am

1 stop15h 32m

Montreal Pierre Elliott Trudeau Intl

Tue 6/2

12:30 pm-9:57 pm

1 stop9h 27m

$488

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 4/23

11:19 am-12:30 am

1 stop13h 11m

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

8:00 am-12:42 pm

2 stops28h 42m

$503

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Wed 5/6

6:05 am-11:59 am

1 stop5h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 5/13

9:30 am-5:01 pm

1 stop7h 31m

$507

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 5/25

6:18 pm-9:50 am

1 stop15h 32m

Montreal Pierre Elliott Trudeau Intl

Tue 6/2

10:30 am-9:50 pm

2 stops11h 20m

$521

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Tue 7/14

10:34 am-4:10 pm

1 stop5h 36m

Montreal Pierre Elliott Trudeau Intl

Thu 7/16

9:45 am-4:46 pm

1 stop7h 01m

$545

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Mon 5/4

6:00 pm-11:44 am

1 stop17h 44m

Montreal Pierre Elliott Trudeau Intl

Mon 5/11

12:30 pm-10:51 am

1 stop22h 21m

$546

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 4/23

11:19 am-12:30 am

1 stop13h 11m

Montreal Pierre Elliott Trudeau Intl

Sun 4/26

4:35 pm-10:34 am

2 stops17h 59m

$547
Quickest round-trip

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Thu 5/7

6:00 am-1:09 pm

1 stop7h 09m

Montreal Pierre Elliott Trudeau Intl

Thu 5/14

9:15 am-2:10 pm

1 stop4h 55m

$548

BuffaloMontreal

BUF - YUL

BUFYUL

Buffalo

Fri 7/10

6:00 am-7:45 pm

1 stop13h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 7/14

9:45 am-8:41 pm

1 stop10h 56m

$549

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Buffalo to Montreal Pierre Elliott Trudeau Intl?

Delta and American Airlines are the most popular carriers operating from Buffalo to Montreal Pierre Elliott Trudeau Intl

When to book flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Montreal Pierre Elliott Trudeau Intl Airport (BUF to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport

Fastest flight time

4h 28m

Direct flights

None
The fastest flight from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport takes 4h 28m
There are no direct flights from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport. There are no popular flight routes from Buffalo to Montreal Pierre Elliott Trudeau Intl Airport.
Search flight deals

  • How far is Buffalo to Montreal Pierre Elliott Trudeau Intl by plane?

    Montreal Pierre Elliott Trudeau Intl is 309.9 mi away from Buffalo. Typically, this will take 4h 28m by plane in normal conditions.

  • When did momondo last update prices for flights from Buffalo Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Buffalo Airport to Montreal Pierre Elliott Trudeau Intl Airport are updated daily.

  • How old do you have to be to fly from Buffalo Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The necessary travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Montreal?

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

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Montreal?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Montreal. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Montreal with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Buffalo to Montreal flights to just show those with flexible booking policies.

How can momondo help me find flights from Buffalo to Montreal?

Once all potential Buffalo to Montreal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Buffalo to Montreal right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Buffalo to Montreal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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