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Cheap flights from Montreal to Portland from C$ 347

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Portland departing on 18/7. 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

Find the cheapest flights from Montreal to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:29 p.m. - 10:33 a.m.
YUL
-
PWM
20h 04m
1 stop
Delta Logo
6:00 a.m. - 6:54 p.m.
PWM
-
YUL
12h 54m
1 stop
C$ 574Delta
Sat, 6 Jun - Tue, 9 Jun
Delta Logo
2:29 p.m. - 10:33 a.m.
YUL
-
PWM
20h 04m
1 stop
Delta Logo
6:00 a.m. - 6:54 p.m.
PWM
-
YUL
12h 54m
1 stop
C$ 575Delta
Sat, 6 Jun - Tue, 9 Jun
Delta Logo
9:30 a.m. - 3:37 p.m.
YUL
-
PWM
6h 07m
1 stop
Delta Logo
1:12 p.m. - 8:39 a.m.
PWM
-
YUL
19h 27m
1 stop
C$ 578Delta
Sat, 6 Jun - Tue, 9 Jun
Delta Logo
7:44 p.m. - 8:48 p.m.
YUL
-
PWM
25h 04m
1 stop
Delta Logo
5:51 p.m. - 8:39 a.m.
PWM
-
YUL
14h 48m
1 stop
C$ 580Delta
Fri, 22 May - Tue, 26 May
American Airlines Logo
10:30 a.m. - 8:53 a.m.
YUL
-
PWM
22h 23m
1 stop
American Airlines Logo
10:24 a.m. - 9:56 a.m.
PWM
-
YUL
23h 32m
1 stop
C$ 581American Airlines
Thu, 21 May - Sat, 23 May
American Airlines Logo
10:30 a.m. - 8:53 a.m.
YUL
-
PWM
22h 23m
1 stop
American Airlines Logo
10:24 a.m. - 9:56 a.m.
PWM
-
YUL
23h 32m
1 stop
C$ 603American Airlines
Thu, 21 May - Sat, 23 May
American Airlines Logo
10:30 a.m. - 8:53 a.m.
YUL
-
PWM
22h 23m
1 stop
American Airlines Logo
10:24 a.m. - 9:56 a.m.
PWM
-
YUL
23h 32m
1 stop
C$ 607American Airlines
Thu, 21 May - Sat, 23 May
United Airlines Logo
3:25 p.m. - 11:23 p.m.
YUL
-
PWM
7h 58m
1 stop
United Airlines Logo
7:10 p.m. - 12:13 a.m.
PWM
-
YUL
5h 03m
1 stop
C$ 611United Airlines
Fri, 15 May - Mon, 18 May
United Airlines Logo
11:23 a.m. - 6:23 p.m.
YUL
-
PWM
7h 00m
1 stop
United Airlines Logo
10:55 a.m. - 4:10 p.m.
PWM
-
YUL
5h 15m
1 stop
C$ 614United Airlines
Mon, 18 May - Thu, 28 May
Delta Logo
6:00 a.m. - 11:55 a.m.
YUL
-
PWM
5h 55m
1 stop
Delta Logo
2:38 p.m. - 4:15 p.m.
PWM
-
YUL
25h 37m
2 stops
C$ 639Delta
Mon, 18 May - Thu, 28 May

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Delta flights from Montreal to Portland, Maine

Our best Delta deals on Montreal to Portland, Maine flight tickets
Delta
6 Jun
YUL2:29 p.m.Montreal Pierre Elliott Trudeau Intl
20h 04m
1 stop
PWM10:33 a.m.Portland
9 Jun
PWM6:00 a.m.Portland
12h 54m
1 stop
YUL6:54 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 574
Delta
6 Jun
YUL2:29 p.m.Montreal Pierre Elliott Trudeau Intl
20h 04m
1 stop
PWM10:33 a.m.Portland
9 Jun
PWM6:00 a.m.Portland
12h 54m
1 stop
YUL6:54 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 575
Delta
22 May
YUL7:44 p.m.Montreal Pierre Elliott Trudeau Intl
25h 04m
1 stop
PWM8:48 p.m.Portland
26 May
PWM5:51 p.m.Portland
14h 48m
1 stop
YUL8:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 580

WestJet flights from Montreal to Portland, Maine

Our best WestJet deals on Montreal to Portland, Maine flight tickets
WestJet
15 Jun
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
16h 44m
2 stops
PWM11:29 p.m.Portland
22 Jun
PWM12:40 p.m.Portland
10h 48m
1 stop
YUL11:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 725
WestJet
21 Aug
YUL7:44 p.m.Montreal Pierre Elliott Trudeau Intl
25h 20m
1 stop
PWM9:04 p.m.Portland
28 Aug
PWM6:30 a.m.Portland
26h 09m
1 stop
YUL8:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 750
WestJet
21 Aug
YUL7:45 p.m.Montreal Pierre Elliott Trudeau Intl
17h 36m
1 stop
PWM1:21 p.m.Portland
28 Aug
PWM12:50 p.m.Portland
10h 20m
1 stop
YUL11:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 766

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Portland, Maine 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 5 May 2026.
Use the filters below to find and compare flights from Montreal to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

2:29 p.m.-10:33 a.m.

1 stop20h 04m

Portland

Tue 9/6

6:00 a.m.-6:54 p.m.

1 stop12h 54m

C$ 574

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

2:29 p.m.-10:33 a.m.

1 stop20h 04m

Portland

Tue 9/6

6:00 a.m.-6:54 p.m.

1 stop12h 54m

C$ 575

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

9:30 a.m.-3:37 p.m.

1 stop6h 07m

Portland

Tue 9/6

1:12 p.m.-8:39 a.m.

1 stop19h 27m

C$ 578

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

7:44 p.m.-8:48 p.m.

1 stop25h 04m

Portland

Tue 26/5

5:51 p.m.-8:39 a.m.

1 stop14h 48m

C$ 580

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

10:30 a.m.-8:53 a.m.

1 stop22h 23m

Portland

Sat 23/5

10:24 a.m.-9:56 a.m.

1 stop23h 32m

C$ 581

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

10:30 a.m.-8:53 a.m.

1 stop22h 23m

Portland

Sat 23/5

10:24 a.m.-9:56 a.m.

1 stop23h 32m

C$ 603

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

10:30 a.m.-8:53 a.m.

1 stop22h 23m

Portland

Sat 23/5

10:24 a.m.-9:56 a.m.

1 stop23h 32m

C$ 607

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

3:25 p.m.-11:23 p.m.

1 stop7h 58m

Portland

Mon 18/5

7:10 p.m.-12:13 a.m.

1 stop5h 03m

C$ 611
Quickest round-trip

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

11:23 a.m.-6:23 p.m.

1 stop7h 00m

Portland

Thu 28/5

10:55 a.m.-4:10 p.m.

1 stop5h 15m

C$ 614

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

6:00 a.m.-11:55 a.m.

1 stop5h 55m

Portland

Thu 28/5

2:38 p.m.-4:15 p.m.

2 stops25h 37m

C$ 639

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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

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 Montreal to Portland?

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

Which airlines fly to Portland, Maine?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Portland, Maine from Montreal according to our data. Air Canada is the first choice among our users, with 76% of people opting to fly with this airline when travelling to Portland, Maine. Keep in mind that there are 3 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When to book flights from Montreal to Portland, Maine

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

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

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

Fastest flight time

8h 16m

Direct flights

None
The fastest flight from Montreal to Portland, Maine takes 8h 16m
There are no direct flights from Montreal to Portland, Maine. There are no popular flight routes from Montreal to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Montreal to Portland, Maine

  • How far is Montreal to Portland by plane?

    The distance between Montreal and Portland is about 332.0 km. By plane, this route typically takes 8h 16m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The required travel and health documents for your Portland Airport 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 Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Freeport
Brunswick
Bartlett
Boothbay Harbor
Gorham
Lewiston
Jackson

Why use momondo?

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

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

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

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

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

momondo provides multiple filters to help you find the best flight to Portland from Montreal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Portland from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Portland, Maine trip

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