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$175+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YMQ
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
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 July 30, 2025.

Round-trip from

$412
(American Airlines)

One-way from

$175
(Delta)
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 July 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 9/138:40 amPWM - YUL
1 stop25h 06mAmerican Airlines
Sat 9/2010:34 amYUL - PWM
1 stop25h 57mAmerican Airlines
Deal found 7/29$412
This United deal was found by Cheapflights users on 7/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:00 amPWM - YUL
1 stop16h 06mMultiple Airlines
Tue 9/168:10 amYUL - PWM
1 stop14h 53mMultiple Airlines
Deal found 7/29$603
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/1110:39 amPWM - YUL
1 stop5h 31mUnited Airlines
Thu 9/189:15 amYUL - PWM
1 stop5h 10mUnited Airlines
Deal found 7/28$712
This WestJet deal was found by Cheapflights users on 7/30. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:00 amPWM - YUL
2 stops17h 27mWestJet
Sat 9/2012:55 pmYUL - PWM
1 stop23h 00mWestJet
Deal found 7/30$799

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 July 30, 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

Sat 9/13

8:40 am-9:46 am

1 stop25h 06m

Montreal Pierre Elliott Trudeau Intl

Sat 9/20

10:34 am-12:31 pm

1 stop25h 57m

$412

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 9/15

6:00 am-10:06 pm

1 stop16h 06m

Montreal Pierre Elliott Trudeau Intl

Tue 9/16

8:10 am-11:03 pm

1 stop14h 53m

$603

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Thu 9/11

10:39 am-4:10 pm

1 stop5h 31m

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

9:15 am-2:25 pm

1 stop5h 10m

$712

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 9/13

7:00 am-12:27 am

2 stops17h 27m

Montreal Pierre Elliott Trudeau Intl

Sat 9/20

12:55 pm-11:55 am

1 stop23h 00m

$799

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 9/16

1:40 pm-9:57 pm

1 stop8h 17m

$175

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 9/12

9:46 am-2:20 pm

1 stop28h 34m

$176

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 9/13

11:58 am-9:46 am

1 stop21h 48m

$201

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Fri 9/12

4:56 pm-8:28 am

2 stops15h 32m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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.

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 July 30, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Portland to Montreal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,975 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 to fly from Portland, Maine to Montreal one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $175. Users have also found prices from $201 and $274 on American Airlines and United Airlines, respectively.

  • 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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