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Cheap flights from Portland, Maine to Montreal from C$ 361

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 19/9. 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
1 adult, Economy, 0 bags

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
10:31 a.m. - 9:46 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
23h 15m1 stop New York LaGuardia
American Airlines Logo
10:30 a.m. - 2:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
27h 50m1 stop New York LaGuardia
C$ 730American Airlines
Sat, 5 Sep - Fri, 11 Sep
American Airlines Logo
5:09 p.m. - 9:52 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
16h 43m1 stop New York LaGuardia
American Airlines Logo
10:37 a.m. - 10:44 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
12h 07m2 stops New York LaGuardia Washington, D.C. Reagan-National
C$ 741American Airlines
Tue, 13 Oct - Sat, 17 Oct
American Airlines Logo
10:31 a.m. - 9:46 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
23h 15m1 stop New York LaGuardia
American Airlines Logo
10:30 a.m. - 11:45 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
13h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National
C$ 744American Airlines
Sat, 5 Sep - Fri, 11 Sep
American Airlines Logo
2:54 p.m. - 9:46 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
18h 52m2 stops Washington, D.C. Reagan-National New York LaGuardia
American Airlines Logo
10:30 a.m. - 11:45 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
13h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National
C$ 751American Airlines
Sat, 5 Sep - Fri, 11 Sep
American Airlines Logo
2:51 p.m. - 9:49 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
18h 58m1 stop New York LaGuardia
American Airlines Logo
10:30 a.m. - 3:41 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
29h 11m1 stop New York LaGuardia
C$ 756American Airlines
Sat, 12 Sep - Sat, 19 Sep
American Airlines Logo
2:51 p.m. - 9:49 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
18h 58m1 stop New York LaGuardia
American Airlines Logo
10:30 a.m. - 3:41 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
29h 11m1 stop New York LaGuardia
C$ 758American Airlines
Sat, 12 Sep - Sat, 19 Sep
American Airlines Logo
6:00 a.m. - 9:49 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
27h 49m2 stops Washington, D.C. Reagan-National New York LaGuardia
American Airlines Logo
10:30 a.m. - 9:45 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
11h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National
C$ 759American Airlines
Sat, 12 Sep - Sat, 19 Sep
American Airlines Logo
10:44 a.m. - 9:49 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
23h 05m1 stop New York LaGuardia
American Airlines Logo
10:30 a.m. - 9:45 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
11h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National
C$ 765American Airlines
Sat, 12 Sep - Sat, 19 Sep
American Airlines Logo
10:44 a.m. - 9:49 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
23h 05m1 stop New York LaGuardia
American Airlines Logo
10:30 a.m. - 9:45 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
11h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National
C$ 768American Airlines
Sat, 19 Sep - Sat, 26 Sep
American Airlines Logo
6:00 a.m. - 9:49 a.m.PWM  Portland-YUL Montreal Pierre Elliott Trudeau Intl
27h 49m2 stops Washington, D.C. Reagan-National New York LaGuardia
American Airlines Logo
10:30 a.m. - 9:45 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-PWM Portland
11h 15m2 stops New York LaGuardia Washington, D.C. Reagan-National
C$ 772American Airlines
Sat, 12 Sep - Sat, 19 Sep

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United Airlines flights from Portland, Maine to Montreal

Our best United Airlines deals on Portland, Maine to Montreal flight tickets
United Airlines
12 Sep
PWM6:06 a.m.Portland
10h 04m
1 stop
YUL4:10 p.m.Montreal Pierre Elliott Trudeau Intl
15 Sep
YUL3:25 p.m.Montreal Pierre Elliott Trudeau Intl
8h 07m
1 stop
PWM11:32 p.m.Portland
C$ 963
United Airlines
29 Aug
PWM6:00 a.m.Portland
16h 06m
1 stop
YUL10:06 p.m.Montreal Pierre Elliott Trudeau Intl
31 Aug
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
7h 55m
1 stop
PWM1:55 p.m.Portland
C$ 967
United Airlines
8 Oct
PWM6:00 a.m.Portland
25h 35m
1 stop
YUL7:35 a.m.Montreal Pierre Elliott Trudeau Intl
23 Oct
YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl
19h 36m
1 stop
PWM1:51 p.m.Portland
C$ 969

American Airlines flights from Portland, Maine to Montreal

Our best American Airlines deals on Portland, Maine to Montreal flight tickets
American Airlines
5 Sep
PWM10:31 a.m.Portland
23h 15m
1 stop
YUL9:46 a.m.Montreal Pierre Elliott Trudeau Intl
11 Sep
YUL10:30 a.m.Montreal Pierre Elliott Trudeau Intl
27h 50m
1 stop
PWM2:20 p.m.Portland
C$ 730
American Airlines
13 Oct
PWM5:09 p.m.Portland
16h 43m
1 stop
YUL9:52 a.m.Montreal Pierre Elliott Trudeau Intl
17 Oct
YUL10:37 a.m.Montreal Pierre Elliott Trudeau Intl
12h 07m
2 stops
PWM10:44 p.m.Portland
C$ 741
American Airlines
5 Sep
PWM10:31 a.m.Portland
23h 15m
1 stop
YUL9:46 a.m.Montreal Pierre Elliott Trudeau Intl
11 Sep
YUL10:30 a.m.Montreal Pierre Elliott Trudeau Intl
13h 15m
2 stops
PWM11:45 p.m.Portland
C$ 744

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 8 August 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

Cheapest round-trip

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 5/9

10:31 a.m.-9:46 a.m.

1 stop23h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

10:30 a.m.-2:20 p.m.

1 stop27h 50m

C$ 730
Quickest round-trip

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Tue 13/10

5:09 p.m.-9:52 a.m.

1 stop16h 43m

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

10:37 a.m.-10:44 p.m.

2 stops12h 07m

C$ 741

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 5/9

10:31 a.m.-9:46 a.m.

1 stop23h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

10:30 a.m.-11:45 p.m.

2 stops13h 15m

C$ 744

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 5/9

2:54 p.m.-9:46 a.m.

2 stops18h 52m

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

10:30 a.m.-11:45 p.m.

2 stops13h 15m

C$ 751

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 12/9

2:51 p.m.-9:49 a.m.

1 stop18h 58m

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

10:30 a.m.-3:41 p.m.

1 stop29h 11m

C$ 756

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 12/9

2:51 p.m.-9:49 a.m.

1 stop18h 58m

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

10:30 a.m.-3:41 p.m.

1 stop29h 11m

C$ 758

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 12/9

6:00 a.m.-9:49 a.m.

2 stops27h 49m

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

10:30 a.m.-9:45 p.m.

2 stops11h 15m

C$ 759

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 12/9

10:44 a.m.-9:49 a.m.

1 stop23h 05m

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

10:30 a.m.-9:45 p.m.

2 stops11h 15m

C$ 765

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 19/9

10:44 a.m.-9:49 a.m.

1 stop23h 05m

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

10:30 a.m.-9:45 p.m.

2 stops11h 15m

C$ 768

PortlandMontreal

PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl

PWMYUL

Portland

Sat 12/9

6:00 a.m.-9:49 a.m.

2 stops27h 49m

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

10:30 a.m.-9:45 p.m.

2 stops11h 15m

C$ 772

Flights are sorted by cheapest round-trip flights 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 airline that flies from Portland to Montreal?

American Airlines, United Airlines, and Delta are the most popular carriers operating from Portland to Montreal

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

7h 10m

Direct flights

None
The fastest flight from Portland, Maine to Montreal takes 7h 10m
There are no direct flights from Portland, Maine to Montreal. There are no popular flight routes from Portland, Maine to Montreal.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Montreal

  • How far is Portland to Montreal by plane?

    Montreal is 332.0 km away from Portland. Flights usually cover this in 7h 10m, 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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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