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$164+ Cheap flights from Portland, ME (PWM) to Montreal (YMQ)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YMQ
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Portland to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Montreal (YMQ). 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 April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$366
(Delta)

One-way from

$164
(Delta)
Provider with most accurate pricing for Portland-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Portland-Montreal (YMQ) flights.
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From Portland to Montreal (YMQ)
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One-way flight from Portland to Montreal (YMQ)
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Find flight deals from Portland to Montreal

Cheapest flights from Portland to Montreal
Explore the most affordable flight options available from Portland to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Delta deal was found by Cheapflights users on 4/23. 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 6/2411:30 amPWM - YUL
1 stop9h 50mDelta
Mon 6/3011:00 amYUL - PWM
1 stop12h 30mDelta
Deal found 4/23$366
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 7/27:02 amPWM - YUL
1 stop9h 43mAmerican Airlines
Tue 7/810:30 amYUL - PWM
1 stop9h 54mAmerican Airlines
Deal found 4/23$426
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 6/67:18 pmPWM - YUL
1 stop19h 02mMultiple Airlines
Fri 6/136:45 amYUL - PWM
2 stops11h 53mMultiple Airlines
Deal found 4/22$454
This Air Canada deal was found by Cheapflights users on 4/23. 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 7/78:00 amPWM - YUL
1 stop5h 09mAir Canada
Tue 7/156:25 pmYUL - PWM
1 stop4h 49mAir Canada
Deal found 4/23$636
This Justfly.com deal was found by Cheapflights users on 4/24. 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.
Fri 10/104:55 pmPWM - YUL
1 stop19h 20mWestJet
Sun 10/126:00 amYUL - PWM
1 stop5h 51mWestJet
Deal found 4/24$653
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 6/76:00 amPWM - YUL
1 stop7h 55mUnited Airlines
Sat 6/149:15 amYUL - PWM
1 stop14h 42mUnited Airlines
Deal found 4/23$658

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Montreal 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 April 24, 2025.
Use the filters below to find and compare flights from Portland to Montreal that are best for you.

Fly from

Portland

Fly to

Montreal

Route

Depart

Return

Price

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 6/24

11:30 am-9:20 pm

1 stop9h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 6/30

11:00 am-11:30 pm

1 stop12h 30m

$366

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Wed 7/2

7:02 am-4:45 pm

1 stop9h 43m

Montreal Pierre Elliott Trudeau Intl

Wed 7/9

10:30 am-8:24 pm

1 stop9h 54m

$426

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 6/6

7:18 pm-2:20 pm

1 stop19h 02m

Montreal Pierre Elliott Trudeau Intl

Fri 6/13

6:45 am-6:38 pm

2 stops11h 53m

$454

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 7/7

8:00 am-1:09 pm

1 stop5h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 7/15

6:25 pm-11:14 pm

1 stop4h 49m

$636

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 10/10

4:55 pm-12:15 pm

1 stop19h 20m

Montreal Pierre Elliott Trudeau Intl

Sun 10/12

6:00 am-11:51 am

1 stop5h 51m

$653

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 6/7

6:00 am-1:55 pm

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 6/14

9:15 am-11:57 pm

1 stop14h 42m

$658

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 7/29

1:53 pm-9:30 pm

1 stop7h 37m

$164

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 7/28

2:34 pm-11:35 am

2 stops21h 01m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Compare providers for flights from Portland to Montreal

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 Montreal in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
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 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 flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Montreal 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 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 Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal 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

What is the cheapest month to book a flight from Portland, Maine to Montreal?

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Montreal (average of $270). Flying from Portland, Maine to Montreal in July is currently the most expensive (average of $409). 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.

Rainfall in Montreal by month

Plan your trip to Montreal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montreal ranges from 2.5 - 4.4 inches per month. August is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Montreal when rainfall is around 2.5 in.

Temperature in Montreal by month

Plan your trip to Montreal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montreal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montreal. Reviews last updated April 24, 2025.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,816 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,195 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Portland to Montreal. 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?

    Located just 2.9 mi from the city center, Portland is the airport most travelers will use when flying to Montreal from Portland. Booking flights from Portland (PWM) to Montreal should be relatively easy as there are 0 daily outbound flights to Montreal from 0 different airlines.

  • What are the cheapest airlines flying from Portland, Maine to Montreal round-trip?

    Delta, at $366, was found to be the cheapest airline from Portland, Maine to Montreal.Alternate airlines to your destination round-trip include American Airlines and Air Canada.

  • Can I find deals for flights from Portland to Montreal that include hotel bookings?

    Yes. In addition to deals on Portland to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Montreal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Montreal.

  • Can I find deals for business class flights from Portland to Montreal?

    Yes. Cheapflights offers flight deals from Portland to Montreal 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?

    Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Montreal (average of $270). Flying from Portland, Maine to Montreal in July is currently the most expensive (average of $409). 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.

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