$266+ Cheap flights from Portland, ME (PWM) to Montreal (YMQ)
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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YMQ
Nov 23 — Nov 301
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Montreal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Montreal
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Cheapest flights from Portland to MontrealExplore 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 October 24, 2026.
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 October 24, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/2311:39 am -
1 stop7h 19m
Tue 12/12:20 pm -
1 stop9h 00m
Deal found 10/21![Delta logo]()
$520
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/146:00 am -
1 stop7h 28m
Tue 11/177:00 am -
1 stop16h 21m
Deal found 10/21![United Airlines logo]()
$646
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/1010:31 am -
2 stops10h 55m
Fri 11/131:04 pm -
2 stops25h 20m
Deal found 10/21![American Airlines logo]()
$647
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 12/77:00 am -
1 stop14h 42m
Mon 12/148:30 am -
2 stops12h 12m
Deal found 10/23![United Airlines logo]()
$657
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/2310:34 am -
2 stops10h 52m
Thu 11/267:33 am -
2 stops8h 05m
Deal found 10/23![American Airlines logo]()
$658
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/2310:34 am -
2 stops10h 52m
Fri 11/271:03 pm -
2 stops10h 54m
Deal found 10/20![American Airlines logo]()
$663
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/105:50 am -
1 stop26h 42m
Fri 11/136:25 pm -
2 stops14h 35m
Deal found 10/21![United Airlines logo]()
$671
Best flights from Portland to MontrealDiscover carefully curated flight deals from Portland to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from Portland to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/2311:39 am -
1 stop7h 19m
Tue 12/12:20 pm -
1 stop9h 00m
Deal found 10/21![Delta logo]()
$520
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/146:00 am -
1 stop7h 28m
Tue 11/177:00 am -
1 stop16h 21m
Deal found 10/21![United Airlines logo]()
$646
This United deal was found by Cheapflights users on 10/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:30 am -
2 stops16h 12m
Thu 11/268:05 am -
1 stop24h 55m
Deal found 10/23![Multiple Airlines logo]()
$695
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/105:50 am -
1 stop26h 42m
Fri 11/136:25 pm -
1 stop20h 02m
Deal found 10/21![United Airlines logo]()
$685
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Wed 12/27:00 am -
1 stop14h 42m
Wed 12/99:15 am -
2 stops11h 27m
Deal found 10/20![United Airlines logo]()
$705
Last-minute flights from Portland to MontrealDiscover last-minute flight deals from Portland to Montreal. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Montreal. Data last updated October 24, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/1010:31 am -
2 stops10h 55m
Fri 11/131:04 pm -
2 stops25h 20m
Deal found 10/21![American Airlines logo]()
$647
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/105:50 am -
1 stop26h 42m
Fri 11/136:25 pm -
2 stops14h 35m
Deal found 10/21![United Airlines logo]()
$671
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/146:00 am -
1 stop7h 28m
Tue 11/177:00 am -
1 stop16h 21m
Deal found 10/21![United Airlines logo]()
$646
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/2311:39 am -
1 stop7h 19m
Tue 12/12:20 pm -
1 stop9h 00m
Deal found 10/21![Delta logo]()
$520
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/2310:34 am -
2 stops10h 52m
Thu 11/267:33 am -
2 stops8h 05m
Deal found 10/23![American Airlines logo]()
$658
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/2310:34 am -
2 stops10h 52m
Fri 11/271:03 pm -
2 stops10h 54m
Deal found 10/20![American Airlines logo]()
$663
One-way flights from Portland to MontrealSearch for one-way flight options from Portland to Montreal. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
Search for one-way flight options from Portland to Montreal. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Sat 12/57:00 am -
1 stop10h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:48 am -
3 stops36h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$269
This Air Canada deal was found by Cheapflights users on 10/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:00 am -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$270
This Air Canada deal was found by Cheapflights users on 10/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:50 am -
1 stop7h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 12/77:55 pm -
1 stop12h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$294
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/216:00 am -
1 stop26h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/53:41 pm -
2 stops26h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/216:31 pm -
3 stops48h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$372
Find 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 October 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $520 (Delta) |
One-way from | $266 (Air Canada) |
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 7,457,451 searches. Data last updated October 24, 2026.
Use the filters below to find and compare flights from Portland to Montreal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sat 12/5
7:00 am-5:07 pm
1 stop10h 07m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$266
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Mon 12/7
9:48 am-10:11 pm
3 stops36h 23m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Quickest round-trip
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Tue 12/8
6:00 am-1:28 pm
1 stop7h 28m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$270
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sun 11/15
5:50 am-1:28 pm
1 stop7h 38m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$290
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Mon 12/7
7:55 pm-8:32 am
1 stop12h 37m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$294
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sat 11/21
6:00 am-8:32 am
1 stop26h 32m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$304
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sat 12/5
3:41 pm-5:50 pm
2 stops26h 09m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$314
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sat 11/21
6:31 pm-7:05 pm
3 stops48h 34m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$372
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Mon 11/23
11:39 am-6:58 pm
1 stop7h 19m
Montreal Pierre Elliott Trudeau Intl
Tue 12/1
2:20 pm-11:20 pm
1 stop9h 00m
$520
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sat 11/14
6:00 am-1:28 pm
1 stop7h 28m
Montreal Pierre Elliott Trudeau Intl
Tue 11/17
7:00 am-11:21 pm
1 stop16h 21m
$646
Showing 1-10 of 13 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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.
PWM-YMQ
PWM-YUL
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
PWM-YMQ
PWM-YUL
No data available for this route at this time. Please check back soon.
Related info for your journey
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