$217+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YMQ
Oct 12 — Oct 191
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 September 12, 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 September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/104:27 pm -
1 stop17h 25m
Sat 10/1710:37 am -
1 stop24h 19m
Deal found 9/8![American Airlines logo]()
$570
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:27 pm -
1 stop17h 25m
Mon 10/1210:32 am -
2 stops13h 27m
Deal found 9/11![American Airlines logo]()
$609
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/224:27 pm -
1 stop17h 25m
Thu 10/2910:32 am -
1 stop30h 25m
Deal found 9/7![American Airlines logo]()
$618
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/104:27 pm -
1 stop17h 25m
Mon 10/1210:32 am -
2 stops13h 27m
Deal found 9/7![American Airlines logo]()
$702
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/224:31 pm -
1 stop17h 18m
Sun 9/2710:30 am -
2 stops13h 15m
Deal found 9/8![American Airlines logo]()
$712
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 September 12, 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 September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/104:27 pm -
1 stop17h 25m
Sat 10/1710:37 am -
1 stop24h 19m
Deal found 9/8![American Airlines logo]()
$570
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am -
1 stop10h 10m
Tue 10/138:15 am -
1 stop12h 07m
Deal found 9/9![Air Canada logo]()
$724
This Delta deal was found by Cheapflights users on 9/12. 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.
Fri 12/1111:40 am -
1 stop7h 14m
Mon 12/142:19 pm -
1 stop9h 01m
Deal found 9/12![Delta logo]()
$783
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am -
1 stop14h 19m
Tue 10/138:00 pm -
2 stops14h 02m
Deal found 9/9![United Airlines logo]()
$795
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/224:27 pm -
1 stop17h 25m
Thu 10/2910:32 am -
1 stop30h 25m
Deal found 9/7![American Airlines logo]()
$618
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/104:27 pm -
1 stop17h 25m
Mon 10/1210:32 am -
2 stops13h 27m
Deal found 9/7![American Airlines logo]()
$702
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/224:31 pm -
1 stop17h 18m
Sun 9/2710:30 am -
2 stops13h 15m
Deal found 9/8![American Airlines logo]()
$712
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:27 pm -
1 stop17h 25m
Mon 11/27:33 am -
1 stop34h 44m
Deal found 9/11![American Airlines logo]()
$774
Last-minute flights from Portland to MontrealDiscover last-minute flight deals from Portland to Montreal. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Montreal. Data last updated September 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/224:31 pm -
1 stop17h 18m
Sun 9/2710:30 am -
2 stops13h 15m
Deal found 9/8![American Airlines logo]()
$712
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:27 pm -
1 stop17h 25m
Mon 10/1210:32 am -
2 stops13h 27m
Deal found 9/11![American Airlines logo]()
$609
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/104:27 pm -
1 stop17h 25m
Sat 10/1710:37 am -
1 stop24h 19m
Deal found 9/8![American Airlines logo]()
$570
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/104:27 pm -
1 stop17h 25m
Mon 10/1210:32 am -
2 stops13h 27m
Deal found 9/7![American Airlines logo]()
$702
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/224:27 pm -
1 stop17h 25m
Thu 10/2910:32 am -
1 stop30h 25m
Deal found 9/7![American Airlines logo]()
$618
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 September 12, 2026.
Search for one-way flight options from Portland to Montreal. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Wed 11/116:31 pm -
3 stops24h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$217
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 10/234:27 pm -
1 stop17h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Wed 11/46:31 pm -
3 stops29h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/233:53 pm -
3 stops32h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$342
This Air Canada deal was found by Cheapflights users on 9/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:50 am -
1 stop11h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air Canada logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Mon 10/269:48 am -
2 stops38h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:20 am -
1 stop7h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$370
This Air Canada deal was found by Cheapflights users on 9/8. 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.
Wed 11/48:49 am -
1 stop4h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Air Canada logo]()
$387
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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $570 (American Airlines) |
One-way from | $217 (Kiwi.com) |
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 September 12, 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
Wed 11/11
6:31 pm-7:15 pm
3 stops24h 44m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$217
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Fri 10/23
4:27 pm-9:56 am
1 stop17h 29m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$276
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Wed 11/4
6:31 pm-12:30 am
3 stops29h 59m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$281
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Fri 10/23
3:53 pm-12:25 am
3 stops32h 32m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$342
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Wed 11/11
5:50 am-5:07 pm
1 stop11h 17m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$346
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Mon 10/26
9:48 am-12:30 am
2 stops38h 42m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$369
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sun 10/11
11:20 am-6:58 pm
1 stop7h 38m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$370
Quickest round-trip
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Wed 11/4
8:49 am-1:28 pm
1 stop4h 39m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$387
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sun 10/11
6:00 am-7:45 pm
2 stops13h 45m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$426
PortlandMontreal
PWM Portland - YUL Montreal Pierre Elliott Trudeau Intl
PWMYUL
Portland
Sat 10/10
4:27 pm-9:52 am
1 stop17h 25m
Montreal Pierre Elliott Trudeau Intl
Sat 10/17
10:37 am-10:56 am
1 stop24h 19m
$570
Showing 1-10 of 17 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 September.
| 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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