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Cheap flights from Portland, Maine to Montreal from C$ 390

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Montreal departing on 22/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Portland, Maine to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 a.m. - 10:56 p.m.
PWM
-
YUL
16h 56m
2 stops
American Airlines Logo
7:30 a.m. - 11:55 p.m.
YUL
-
PWM
16h 25m
2 stops
C$ 535American Airlines
Tue, 24 Mar - Tue, 31 Mar
American Airlines Logo
6:00 a.m. - 10:56 p.m.
PWM
-
YUL
16h 56m
2 stops
American Airlines Logo
7:30 a.m. - 11:55 p.m.
YUL
-
PWM
16h 25m
2 stops
C$ 545American Airlines
Tue, 24 Mar - Tue, 31 Mar
American Airlines Logo
6:00 a.m. - 10:56 p.m.
PWM
-
YUL
16h 56m
2 stops
American Airlines Logo
7:30 a.m. - 11:55 p.m.
YUL
-
PWM
16h 25m
2 stops
C$ 550American Airlines
Wed, 25 Mar - Wed, 1 Apr
American Airlines Logo
5:48 a.m. - 9:38 p.m.
PWM
-
YUL
15h 50m
2 stops
American Airlines Logo
10:30 a.m. - 9:22 a.m.
YUL
-
PWM
22h 52m
1 stop
C$ 651American Airlines
Wed, 27 May - Fri, 29 May
Delta Logo
6:03 a.m. - 1:37 p.m.
PWM
-
YUL
7h 34m
1 stop
Delta Logo
2:29 p.m. - 11:12 p.m.
YUL
-
PWM
8h 43m
1 stop
C$ 658Delta
Wed, 8 Apr - Fri, 10 Apr
Delta Logo
11:45 a.m. - 6:35 p.m.
PWM
-
YUL
6h 50m
1 stop
Delta Logo
2:29 p.m. - 11:24 p.m.
YUL
-
PWM
8h 55m
1 stop
C$ 671Delta
Fri, 10 Apr - Fri, 17 Apr
American Airlines Logo
9:59 a.m. - 9:50 a.m.
PWM
-
YUL
23h 51m
1 stop
American Airlines Logo
10:30 a.m. - 9:22 a.m.
YUL
-
PWM
22h 52m
1 stop
C$ 687American Airlines
Wed, 27 May - Fri, 29 May
Delta Logo
6:03 a.m. - 1:37 p.m.
PWM
-
YUL
7h 34m
1 stop
Delta Logo
2:29 p.m. - 11:24 p.m.
YUL
-
PWM
8h 55m
1 stop
C$ 694Delta
Wed, 8 Apr - Wed, 15 Apr
Delta Logo
6:03 a.m. - 1:37 p.m.
PWM
-
YUL
7h 34m
1 stop
Delta Logo
2:29 p.m. - 11:12 p.m.
YUL
-
PWM
8h 43m
1 stop
C$ 725Delta
Wed, 25 Mar - Wed, 1 Apr
United Airlines Logo
4:23 p.m. - 3:57 p.m.
PWM
-
YUL
23h 34m
1 stop
United Airlines Logo
4:55 p.m. - 2:20 p.m.
YUL
-
PWM
21h 25m
1 stop
C$ 740United Airlines
Tue, 24 Mar - Tue, 31 Mar

Air Canada flights from Portland, Maine to Montreal

Our best Air Canada deals on Portland, Maine to Montreal flight tickets
Air Canada
17 Mar
PWM7:07 p.m.Portland
13h 25m
1 stop
YUL8:32 a.m.Montreal Pierre Elliott Trudeau Intl
18 Mar
YUL1:15 p.m.Montreal Pierre Elliott Trudeau Intl
9h 49m
2 stops
PWM11:04 p.m.Portland
C$ 905
Air Canada
17 Mar
PWM11:30 a.m.Portland
13h 02m
2 stops
YUL12:32 a.m.Montreal Pierre Elliott Trudeau Intl
18 Mar
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
6h 57m
1 stop
PWM1:57 p.m.Portland
C$ 916
Air Canada
17 Mar
PWM11:30 a.m.Portland
9h 15m
2 stops
YUL8:45 p.m.Montreal Pierre Elliott Trudeau Intl
18 Mar
YUL1:15 p.m.Montreal Pierre Elliott Trudeau Intl
9h 49m
2 stops
PWM11:04 p.m.Portland
C$ 946

American Airlines flights from Portland, Maine to Montreal

Our best American Airlines deals on Portland, Maine to Montreal flight tickets
American Airlines
24 Mar
PWM6:00 a.m.Portland
16h 56m
2 stops
YUL10:56 p.m.Montreal Pierre Elliott Trudeau Intl
31 Mar
YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl
16h 25m
2 stops
PWM11:55 p.m.Portland
C$ 535
American Airlines
24 Mar
PWM6:00 a.m.Portland
16h 56m
2 stops
YUL10:56 p.m.Montreal Pierre Elliott Trudeau Intl
31 Mar
YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl
16h 25m
2 stops
PWM11:55 p.m.Portland
C$ 545
American Airlines
25 Mar
PWM6:00 a.m.Portland
16h 56m
2 stops
YUL10:56 p.m.Montreal Pierre Elliott Trudeau Intl
1 Apr
YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl
16h 25m
2 stops
PWM11:55 p.m.Portland
C$ 550

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Montreal 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 96,600 searches. Data last updated 25 February 2026.
Use the filters below to find and compare flights from Portland, Maine to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 24/3

6:00 a.m.-10:56 p.m.

2 stops16h 56m

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

7:30 a.m.-11:55 p.m.

2 stops16h 25m

C$ 535

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 24/3

6:00 a.m.-10:56 p.m.

2 stops16h 56m

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

7:30 a.m.-11:55 p.m.

2 stops16h 25m

C$ 545

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 25/3

6:00 a.m.-10:56 p.m.

2 stops16h 56m

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

7:30 a.m.-11:55 p.m.

2 stops16h 25m

C$ 550

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 27/5

5:48 a.m.-9:38 p.m.

2 stops15h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

10:30 a.m.-9:22 a.m.

1 stop22h 52m

C$ 651

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 8/4

6:03 a.m.-1:37 p.m.

1 stop7h 34m

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

2:29 p.m.-11:12 p.m.

1 stop8h 43m

C$ 658

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 10/4

11:45 a.m.-6:35 p.m.

1 stop6h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

2:29 p.m.-11:24 p.m.

1 stop8h 55m

C$ 671

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 27/5

9:59 a.m.-9:50 a.m.

1 stop23h 51m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

10:30 a.m.-9:22 a.m.

1 stop22h 52m

C$ 687

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 8/4

6:03 a.m.-1:37 p.m.

1 stop7h 34m

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

2:29 p.m.-11:24 p.m.

1 stop8h 55m

C$ 694

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 25/3

6:03 a.m.-1:37 p.m.

1 stop7h 34m

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

2:29 p.m.-11:12 p.m.

1 stop8h 43m

C$ 725

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 24/3

4:23 p.m.-3:57 p.m.

1 stop23h 34m

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

4:55 p.m.-2:20 p.m.

1 stop21h 25m

C$ 740

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Montreal from

How to get the cheapest flight ticket from Portland, Maine to Montreal

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 day to depart on your flight to Montreal?

Our data shows that Tuesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 508. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Portland, Maine to Montreal for around C$ 774.

What is the cheapest time of day to depart on your flight to Montreal?

Our data shows that the cheapest Portland, Maine to Montreal flights are usually those with departure times in the morning. Our users have found flights to Montreal in the morning for as low as C$ 597. Flights in the evening are often more expensive with an average ticket price of C$ 666.

When to book flights from Portland, Maine to Montreal

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Montreal according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Montreal (PWM to YMQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Montreal

Fastest flight time

6h 50m

Direct flights

None
The fastest flight from Portland, Maine to Montreal takes 6h 50m
There are no direct flights from Portland, Maine to Montreal. There are no popular flight routes from Portland, Maine to Montreal.
Search flight deals

  • How far is Portland to Montreal by plane?

    Montreal is 332.0 km away from Portland. Flights usually cover this in 6h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Portland Airport to Montreal?

    Prices for flights from Portland Airport to Montreal are updated daily.

  • How old do you have to be to fly from Portland Airport to Montreal?

    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 Portland Airport to Montreal.

  • What documentation or ID do you need to fly to Montreal?

    The required travel and health documents for your Montreal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

It is quick and easy to find Portland to Montreal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montreal that suits you.

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

Yes. All flights to Montreal from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Montreal from Portland.

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

Price alerts on flights to Montreal from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fri 27/3
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Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 15.1 km from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport