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Cheap flights from Montreal to Portland, ME from C$ 304

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — PWM
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Portland

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

Round-trip from

C$ 743

One-way from

C$ 304

Popular in

June

Cheapest in

February

Average price

C$ 1,033
Delta
  • Delta
  • 30/3-1/4
  • 2 total stops
  • 18h 46m total
  • Montreal to Portland
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7/12
  • 7/12
  • 1 total stop
  • 16h 31m total
  • Montreal to Portland
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (C$ 58 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Montreal to Portland

Enter your travel dates to find the best prices.

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

Fri 31/104:35 p.m.YUL - PWM
1 stop18h 01mMultiple Airlines
Fri 7/112:36 p.m.PWM - YUL
2 stops33h 54mMultiple Airlines
Deal found 24/10C$ 688
Thu 6/116:00 a.m.YUL - PWM
1 stop6h 00mDelta
Tue 11/116:00 a.m.PWM - YUL
1 stop26h 36mDelta
Deal found 22/10C$ 767
Thu 6/118:00 p.m.YUL - PWM
1 stop14h 04mUnited Airlines
Tue 11/117:22 p.m.PWM - YUL
2 stops18h 06mUnited Airlines
Deal found 22/10C$ 793
Fri 31/102:00 p.m.YUL - PWM
1 stop9h 59mUnited Airlines
Fri 7/117:22 p.m.PWM - YUL
1 stop12h 23mUnited Airlines
Deal found 24/10C$ 921
Fri 31/1010:30 a.m.YUL - PWM
2 stops27h 40mAmerican Airlines
Fri 7/115:43 a.m.PWM - YUL
2 stops17h 16mAmerican Airlines
Deal found 24/10C$ 958
Thu 23/106:45 a.m.YUL - PWM
1 stop26h 21mMultiple Airlines
Mon 27/109:46 a.m.PWM - YUL
2 stops29h 24mMultiple Airlines
Deal found 22/10C$ 1,154
Thu 23/102:20 p.m.YUL - PWM
1 stop5h 21mUnited Airlines
Mon 27/1010:45 a.m.PWM - YUL
1 stop6h 18mUnited Airlines
Deal found 22/10C$ 1,212
Thu 23/1010:30 a.m.YUL - PWM
2 stops13h 21mAmerican Airlines
Mon 27/105:21 p.m.PWM - YUL
2 stops16h 29mAmerican Airlines
Deal found 22/10C$ 1,283

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Portland 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 629,999 searches. Data last updated 24 October 2025.
Use the filters below to find and compare flights from Montreal to Portland that are best for you.

Fly from

Montreal

Fly to

Portland

Route

Depart

Return

Price

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

6:00 a.m.-11:57 a.m.

1 stop5h 57m

Portland

Wed 1/4

6:00 a.m.-6:49 p.m.

1 stop12h 49m

C$ 743

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

6:00 a.m.-12:00 p.m.

1 stop6h 00m

Portland

Tue 11/11

6:00 a.m.-8:36 a.m.

1 stop26h 36m

C$ 767

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

8:00 p.m.-10:04 a.m.

1 stop14h 04m

Portland

Tue 11/11

7:22 p.m.-1:28 p.m.

2 stops18h 06m

C$ 793

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

8:50 a.m.-6:20 p.m.

2 stops9h 30m

Portland

Wed 1/4

11:17 a.m.-8:54 p.m.

2 stops9h 37m

C$ 845

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

8:00 a.m.-5:25 p.m.

2 stops33h 25m

C$ 309

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Mon 8/12

7:45 p.m.-10:47 a.m.

1 stop15h 02m

C$ 319

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

4:35 p.m.-9:06 a.m.

1 stop16h 31m

C$ 329

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Mon 8/12

5:25 p.m.-10:36 a.m.

3 stops41h 11m

C$ 365

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Sat 6/12

5:25 p.m.-10:41 a.m.

3 stops41h 16m

C$ 393

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Sat 6/12

6:00 a.m.-9:17 p.m.

1 stop15h 17m

C$ 403

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/10

Showing 1-10 of 11 results
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Best time to book a flight from Montreal to Portland

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

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

Currently, April is the cheapest month in which you can book a flight from Montreal to Portland, Maine (average of C$ 236). Flying from Montreal to Portland, Maine in January is currently the most expensive (average of C$ 417). 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.

What’s the top layover airport for flights from Montreal to Portland, Maine?

Share of one-stop round-trip flights from Montreal to Portland, Maine chosen by Cheapflights users in the past 12 months, using the same layover each way.

Newark (EWR) – chosen by Cheapflights users on 57% of one-stop itineraries from Montreal to Portland, Maine on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to Portland, Maine?

Average round-trip fare for 1-stop flights from Montreal to Portland, Maine, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Newark (EWR) is the most affordable 1-stop option, with an average round-trip price of C$ 717.

What’s the fastest layover option from Montreal to Portland, Maine?

Shortest average travel time for 1-stop one-way flights from Montreal to Portland, Maine, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Newark (EWR) have the shortest average one-way travel time for 1-stop routes: 4h 23m.

Which airport typically offers the quickest layover for flights from Montreal to Portland, Maine?

Average layover duration for 1-stop one-way flights from Montreal to Portland, Maine, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Newark (EWR) offer the fastest connection on this route, with an average layover time of 1h 17m.

Related info for your journey

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

    Portland (PWM), located 4.7 km from the city centre, is the airport you fly into when you book flights from Montreal to Portland. 0 airlines have flights to Portland from Montreal on a regular basis. Booking flights from Montreal to Portland should not be difficult; the airport handles an average of 0 inbound flights from Montreal per day.

  • How long is the flight from Montreal to Portland, Maine?

    A quick flight from Montreal to Portland, Maine can take about 5h 57m. Delta provides one of the quickest options available for as low as C$ 743. Montreal and Portland, Maine are separated by a distance of 340 km. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montreal to Portland 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 Montreal to Portland, Maine?

    Currently, April is the cheapest month in which you can book a flight from Montreal to Portland, Maine (average of C$ 236). Flying from Montreal to Portland, Maine in January is currently the most expensive (average of C$ 417). 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

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway

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