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Pierre Elliott Trudeau Intl

$518+ Cheap flights from Portland, ME (PWM) to Pierre Elliott Trudeau Intl (YUL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YUL
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find 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 October 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Tue 11/116:29 pmPWM - YUL
2 stops27h 51mMultiple Airlines
Sun 11/164:35 pmYUL - PWM
1 stop16h 31mMultiple Airlines
Deal found 10/26$540
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/245:43 amPWM - YUL
2 stops30h 32mAmerican Airlines
Mon 12/17:30 amYUL - PWM
2 stops16h 11mAmerican Airlines
Deal found 10/27$547
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 11/1511:16 amPWM - YUL
1 stop13h 14mMultiple Airlines
Mon 11/176:45 amYUL - PWM
2 stops35h 04mMultiple Airlines
Deal found 10/27$549
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Fri 12/126:05 pmPWM - YUL
2 stops22h 18mMultiple Airlines
Fri 12/194:35 pmYUL - PWM
1 stop18h 01mMultiple Airlines
Deal found 10/27$588
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:00 amPWM - YUL
1 stop7h 28mMultiple Airlines
Mon 12/13:00 pmYUL - PWM
1 stop8h 17mMultiple Airlines
Deal found 10/27$598
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 11/155:21 pmPWM - YUL
2 stops29h 38mAmerican Airlines
Mon 11/177:30 amYUL - PWM
2 stops16h 29mAmerican Airlines
Deal found 10/27$608
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/1811:58 amPWM - YUL
1 stop26h 56mMultiple Airlines
Sun 12/214:35 pmYUL - PWM
1 stop16h 31mMultiple Airlines
Deal found 10/27$623
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:22 pmPWM - YUL
1 stop16h 08mUnited Airlines
Sun 11/169:15 amYUL - PWM
1 stop14h 44mUnited Airlines
Deal found 10/27$656
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/125:34 amPWM - YUL
2 stops17h 25mAmerican Airlines
Fri 12/1912:59 pmYUL - PWM
2 stops10h 43mAmerican Airlines
Deal found 10/27$657

Cheap 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$445
(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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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 October 29, 2025.
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

Portland

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 1/13

4:10 pm-4:01 pm

1 stop23h 51m

Montreal Pierre Elliott Trudeau Intl

Sun 1/18

9:25 am-11:30 pm

2 stops14h 05m

$518

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 11/24

5:43 am-12:15 pm

2 stops30h 32m

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

7:30 am-11:41 pm

2 stops16h 11m

$547

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 11/15

5:21 pm-10:59 pm

2 stops29h 38m

Montreal Pierre Elliott Trudeau Intl

Mon 11/17

7:30 am-11:59 pm

2 stops16h 29m

$608

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 3/23

5:45 am-10:20 am

1 stop28h 35m

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

1:10 pm-3:14 pm

1 stop26h 04m

$639

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 11/11

7:22 pm-11:30 am

1 stop16h 08m

Montreal Pierre Elliott Trudeau Intl

Sun 11/16

9:15 am-11:59 pm

1 stop14h 44m

$656

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 12/12

5:34 am-10:59 pm

2 stops17h 25m

Montreal Pierre Elliott Trudeau Intl

Fri 12/19

12:59 pm-11:42 pm

2 stops10h 43m

$657

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 12/12

6:00 am-1:28 pm

1 stop7h 28m

Montreal Pierre Elliott Trudeau Intl

Fri 12/19

3:00 pm-11:22 pm

1 stop8h 22m

$659

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 12/18

11:58 am-8:15 am

2 stops20h 17m

Montreal Pierre Elliott Trudeau Intl

Sun 12/21

4:35 pm-9:06 am

1 stop16h 31m

$701

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Portland to Pierre Elliott Trudeau Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Pierre Elliott Trudeau Intl in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland, Maine-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $295). 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 23h 51m. There are 211 mi between Portland, Maine and Montreal Pierre Elliott Trudeau Intl Airport. This flight may include one or multiple stops.

  • 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 $295). 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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