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Pierre Elliott Trudeau Intl

$236+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YUL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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
Thu 1/15:25 pmYUL - PWM
2 stops15h 41mMultiple Airlines
Deal found 12/11$770
This Kiwi.com deal was found by Cheapflights users on 12/9. 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
Mon 12/223:55 pmYUL - PWM
1 stop19h 23mMultiple Airlines
Deal found 12/9$906
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amPWM - YUL
1 stop7h 28mMultiple Airlines
Wed 12/171:10 pmYUL - PWM
1 stop9h 59mMultiple Airlines
Deal found 12/10$937
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amPWM - YUL
1 stop7h 28mAir Canada
Thu 1/17:00 amYUL - PWM
1 stop11h 11mAir Canada
Deal found 12/10$955
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Mon 12/295:48 amPWM - YUL
2 stops17h 10mAmerican Airlines
Thu 1/17:30 amYUL - PWM
2 stops16h 15mAmerican Airlines
Deal found 12/10$967
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:55 pmPWM - YUL
1 stop6h 47mUnited Airlines
Thu 1/16:00 amYUL - PWM
2 stops17h 59mUnited Airlines
Deal found 12/10$1,001
This Justfly.com deal was found by Cheapflights users on 12/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amPWM - YUL
2 stops18h 43mWestJet
Wed 12/174:45 pmYUL - PWM
1 stop19h 28mWestJet
Deal found 12/10$1,003
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/144:53 pmPWM - YUL
1 stop6h 39mWestJet
Tue 12/162:37 pmYUL - PWM
1 stop8h 44mWestJet
Deal found 12/10$1,007
This FlightHub deal was found by Cheapflights users on 12/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:53 pmPWM - YUL
1 stop23h 07mWestJet
Sat 12/136:00 amYUL - PWM
1 stop6h 13mWestJet
Deal found 12/10$1,013
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:13 pmPWM - YUL
2 stops7h 03mUnited Airlines
Wed 12/171:10 pmYUL - PWM
2 stops9h 59mUnited Airlines
Deal found 12/10$1,026
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/182:14 pmPWM - YUL
1 stop5h 34mUnited Airlines
Thu 1/16:00 amYUL - PWM
2 stops17h 59mUnited Airlines
Deal found 12/11$1,059

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$423
(Kiwi.com)

One-way from

$236
(Kissandfly.com)

Popular in

October

Cheapest in

March

Average price

$451
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
Search Deals
One-way flight from Portland to Montreal Pierre Elliott Trudeau Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 12, 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

Sun 1/25

11:01 am-12:43 am

2 stops37h 42m

Montreal Pierre Elliott Trudeau Intl

Sun 2/1

4:35 pm-9:07 am

1 stop16h 32m

$431

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sun 1/25

5:20 am-10:59 pm

2 stops17h 39m

Montreal Pierre Elliott Trudeau Intl

Sun 2/1

7:30 am-11:43 pm

2 stops16h 13m

$497

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 1/23

5:20 am-10:59 pm

2 stops17h 39m

Montreal Pierre Elliott Trudeau Intl

Sun 1/25

7:30 am-12:06 pm

2 stops28h 36m

$508

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 2/19

5:31 am-10:59 pm

2 stops17h 28m

Montreal Pierre Elliott Trudeau Intl

Sun 2/22

7:30 am-11:43 pm

2 stops16h 13m

$528

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 3/3

6:00 am-5:00 pm

1 stop11h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 3/5

1:10 pm-10:51 pm

1 stop9h 41m

$575

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 1/23

9:47 am-12:43 am

2 stops14h 56m

Montreal Pierre Elliott Trudeau Intl

Sun 1/25

4:35 pm-9:07 am

1 stop16h 32m

$601

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 1/22

5:20 am-10:59 pm

2 stops17h 39m

Montreal Pierre Elliott Trudeau Intl

Fri 1/23

12:59 pm-12:10 pm

1 stop23h 11m

$669

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 3/3

5:31 am-10:59 pm

2 stops41h 28m

Montreal Pierre Elliott Trudeau Intl

Thu 3/5

7:30 am-11:51 pm

2 stops16h 21m

$670

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 1/22

6:00 am-1:22 pm

1 stop7h 22m

Montreal Pierre Elliott Trudeau Intl

Fri 1/23

7:30 pm-11:22 pm

1 stop3h 52m

$684

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 1/21

5:57 pm-8:44 am

1 stop14h 47m

$236

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 13 results
1
2

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 December.
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 $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 17h 39m. 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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