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Cheap flights from Portland, ME to Montreal Pierre Elliott Trudeau Intl Airport from C$ 316

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YUL
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portland to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Portland to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Portland to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2026.

Thu 27/81:30 p.m.
PWM
-
YUL
1 stop20h 16m
American Airlines
Sun 30/810:31 a.m.
YUL
-
PWM
1 stop26h 09m
American Airlines
Deal found 25/7C$ 696
Fri 18/910:47 a.m.
PWM
-
YUL
1 stop23h 02m
American Airlines
Tue 22/910:30 a.m.
YUL
-
PWM
2 stops13h 29m
American Airlines
Deal found 27/7C$ 729
Mon 24/85:13 p.m.
PWM
-
YUL
2 stops16h 33m
American Airlines
Mon 31/810:31 a.m.
YUL
-
PWM
1 stop22h 50m
American Airlines
Deal found 25/7C$ 738
Fri 28/89:52 a.m.
PWM
-
YUL
1 stop23h 54m
American Airlines
Sun 30/810:31 a.m.
YUL
-
PWM
1 stop26h 09m
American Airlines
Deal found 25/7C$ 752
Wed 9/95:05 p.m.
PWM
-
YUL
2 stops16h 44m
American Airlines
Wed 23/910:30 a.m.
YUL
-
PWM
2 stops13h 29m
American Airlines
Deal found 29/7C$ 780
Thu 15/106:00 a.m.
PWM
-
YUL
2 stops15h 30m
American Airlines
Wed 28/1010:32 a.m.
YUL
-
PWM
1 stop24h 53m
American Airlines
Deal found 28/7C$ 806

Find flight deals from Portland to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 29 July 2026.

Round-trip from

C$ 696

One-way from

C$ 316
American Airlines
  • American Airlines
  • 27/8-30/8
  • 2 total stops
  • 46h 25m total
  • Portland to Montreal
Search Deals
American Airlines
  • American Airlines
  • 4/9
  • 1 total stop
  • 23h 54m total
  • Portland to Montreal
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 29 July 2026.
Use the filters below to find and compare flights from Portland to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 24/8

5:13 p.m.-9:46 a.m.

2 stops16h 33m

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

10:31 a.m.-9:21 a.m.

1 stop22h 50m

C$ 755

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 28/8

6:02 a.m.-9:46 a.m.

2 stops27h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 30/8

10:31 a.m.-11:47 p.m.

2 stops13h 16m

C$ 775

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 15/10

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

1 stop16h 43m

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

10:32 a.m.-4:57 p.m.

1 stop30h 25m

C$ 837

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 9/9

6:30 a.m.-1:31 p.m.

1 stop7h 01m

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

9:30 a.m.-4:49 p.m.

1 stop7h 19m

C$ 902

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 13/8

12:16 p.m.-9:46 a.m.

2 stops21h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

10:31 a.m.-11:47 p.m.

2 stops13h 16m

C$ 902
Quickest round-trip

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 5/11

1:52 p.m.-6:58 p.m.

1 stop5h 06m

Montreal Pierre Elliott Trudeau Intl

Wed 11/11

2:30 p.m.-11:21 p.m.

1 stop8h 51m

C$ 941

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 1/9

2:42 p.m.-9:46 a.m.

1 stop19h 04m

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

1:07 p.m.-11:47 p.m.

2 stops10h 40m

C$ 945

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 20/10

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

1 stop16h 43m

Montreal Pierre Elliott Trudeau Intl

Thu 22/10

10:32 a.m.-11:46 p.m.

2 stops13h 14m

C$ 974

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 31/10

8:45 a.m.-9:17 p.m.

1 stop12h 32m

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

4:45 p.m.-2:16 p.m.

1 stop21h 31m

C$ 1,016
Cheapest one-way

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 4/9

9:52 a.m.-9:46 a.m.

1 stop23h 54m

C$ 316

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Best time to book a flight from Portland to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Portland 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.

Related info for your journey

Find useful and relevant information for your journey from Portland 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 Portland to Montreal Pierre Elliott Trudeau Intl?

    Portland (PWM), located 4.7 km from the city centre, is the airport you fly out of when you book flights from Portland to Montreal Pierre Elliott Trudeau Intl. 0 airlines have flights from Portland to Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Portland 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.

  • How long is the flight from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport?

    For as low as C$ 902, American Airlines can have you in Montreal Pierre Elliott Trudeau Intl Airport from Portland, Maine in 7h 01m. Airlines will cover a distance of 340 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Portland to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Portland to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland 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 Portland to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Portland to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Portland 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.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Portland to Pierre Elliott Trudeau Intl?

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Why should you use Cheapflights to find cheap flight tickets from Portland to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from Portland to Pierre Elliott Trudeau Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Portland to Pierre Elliott Trudeau Intl with no change fees.

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