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Pierre Elliott Trudeau Intl

$199+ Cheap flights from Portland, ME (PWM) to Pierre Elliott Trudeau Intl (YUL)

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
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap flight deals from Portland to Pierre Elliott Trudeau Intl

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 March 11, 2026.

This American Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:14 pm
PWM
-
YUL
1 stop20h 36m
American Airlines
Thu 8/2010:31 am
YUL
-
PWM
1 stop25h 53m
American Airlines
Deal found 3/10$420
This American Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/81:35 pm
PWM
-
YUL
1 stop20h 15m
American Airlines
Wed 6/1010:30 am
YUL
-
PWM
1 stop26h 10m
American Airlines
Deal found 3/8$432
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:59 pm
PWM
-
YUL
1 stop14h 44m
Delta
Fri 8/147:45 pm
YUL
-
PWM
1 stop15h 16m
Delta
Deal found 3/6$469
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:26 pm
PWM
-
YUL
1 stop15h 14m
Delta
Mon 4/277:41 pm
YUL
-
PWM
1 stop15h 21m
Delta
Deal found 3/8$492
This American Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:35 pm
PWM
-
YUL
1 stop20h 15m
American Airlines
Thu 6/410:30 am
YUL
-
PWM
2 stops13h 29m
American Airlines
Deal found 3/6$504
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:26 pm
PWM
-
YUL
1 stop15h 14m
Delta
Thu 4/307:41 pm
YUL
-
PWM
1 stop21h 04m
Delta
Deal found 3/8$506
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3011:29 am
PWM
-
YUL
2 stops37h 01m
Multiple Airlines
Sun 4/54:35 pm
YUL
-
PWM
1 stop16h 32m
Multiple Airlines
Deal found 3/8$522
This American Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:15 am
PWM
-
YUL
1 stop26h 35m
American Airlines
Sat 8/1510:31 am
YUL
-
PWM
1 stop25h 53m
American Airlines
Deal found 3/6$531
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:26 pm
PWM
-
YUL
1 stop15h 14m
Delta
Wed 4/299:30 am
YUL
-
PWM
1 stop13h 54m
Delta
Deal found 3/8$536

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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$420
(American Airlines)

One-way from

$199
(Delta)
Provider with most accurate pricing for Portland-Montreal Pierre Elliott Trudeau Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Montreal Pierre Elliott Trudeau Intl flights.
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From Portland to Montreal Pierre Elliott Trudeau Intl
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One-way flight from Portland to Montreal Pierre Elliott Trudeau Intl
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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 2,558,603 searches. Data last updated March 11, 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

Sat 4/11

6:33 pm-10:40 am

1 stop16h 07m

Montreal Pierre Elliott Trudeau Intl

Wed 4/15

9:45 am-9:40 pm

1 stop11h 55m

$563

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 3/23

3:44 pm-9:42 pm

1 stop5h 58m

Montreal Pierre Elliott Trudeau Intl

Wed 3/25

7:00 am-1:57 pm

1 stop6h 57m

$591

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 4/10

6:04 am-6:56 pm

1 stop12h 52m

Montreal Pierre Elliott Trudeau Intl

Mon 4/13

8:00 pm-5:32 pm

2 stops21h 32m

$613

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 3/25

11:45 am-6:35 pm

1 stop6h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 4/1

2:29 pm-11:12 pm

1 stop8h 43m

$621
Quickest round-trip

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 3/25

2:32 pm-7:48 pm

1 stop5h 16m

Montreal Pierre Elliott Trudeau Intl

Sat 3/28

7:00 am-1:57 pm

1 stop6h 57m

$627

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 4/23

7:33 pm-12:13 am

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 5/3

2:20 pm-11:59 pm

1 stop9h 39m

$627
Cheapest one-way
Quickest one-way

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 4/9

5:48 pm-8:30 am

1 stop14h 42m

$199

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 4/10

5:48 pm-8:30 am

1 stop14h 42m

$199

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 5/22

1:35 pm-9:50 am

1 stop20h 15m

$237

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 7/30

1:25 pm-9:48 am

1 stop20h 23m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Portland, Maine-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Montreal Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport (average of $91). Flying from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of $308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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?

    Most people fly from Portland (PWM) if they book a flight from Portland to Montreal Pierre Elliott Trudeau Intl. On average, Portland has 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day from 0 airlines. Portland is conveniently located just 2.9 mi from Portland’s city center.

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

    Departing from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport will take you 16h 07m. There are 211 mi between Portland, Maine and Montreal Pierre Elliott Trudeau Intl Airport.

  • 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.

  • What is the cheapest month to book a flight from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport (average of $91). Flying from Portland, Maine to Montreal Pierre Elliott Trudeau Intl Airport in October is currently the most expensive (average of $308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling 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
Laval
Longueuil
Brossard
Dorval

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