HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Montreal

$118+ Cheap flights from Portland (PDX) 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YMQ
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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.

Cheapflights Tip: The best prices from Portland to Montreal are usually found in August or January, booked 79 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap flight deals from Portland to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 11, 2025.

Round-trip from

$326
(Air Canada)

One-way from

$118
(Trip.com)

Popular in

March

Cheapest in

August

Average price

$506
From Portland to Montreal (YMQ)
Search Deals
One-way flight from Portland to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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 September 11, 2025.

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.
Tue 9/237:40 pmPDX - YUL
2 stops11h 12mAir Canada
Sat 9/277:30 amYUL - PDX
1 stop10h 16mAir Canada
Deal found 9/9$321
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.
Sun 10/126:15 amPDX - YUL
1 stop7h 21mAir Canada
Fri 10/171:30 pmYUL - PDX
2 stops12h 31mAir Canada
Deal found 9/9$324
This Air Canada deal was found by Cheapflights users on 9/10. 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 10/257:40 pmPDX - YUL
1 stop8h 21mAir Canada
Sat 11/18:15 amYUL - PDX
1 stop9h 30mAir Canada
Deal found 9/10$326
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.
Tue 9/303:25 pmPDX - YUL
2 stops12h 45mAir Canada
Tue 10/71:30 pmYUL - PDX
2 stops12h 31mAir Canada
Deal found 9/9$327
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 10/103:25 pmPDX - YUL
2 stops12h 45mAir Canada
Fri 10/171:30 pmYUL - PDX
2 stops12h 31mAir Canada
Deal found 9/9$329
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2311:18 amPDX - YUL
1 stop21h 27mAmerican Airlines
Sat 9/277:25 amYUL - PDX
1 stop16h 12mAmerican Airlines
Deal found 9/9$331
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.
Tue 9/237:40 pmPDX - YUL
2 stops11h 12mAir Canada
Wed 10/110:15 amYUL - PDX
2 stops11h 31mAir Canada
Deal found 9/9$333
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.
Sun 11/99:50 amPDX - YUL
1 stop8h 10mAir Canada
Thu 11/207:30 amYUL - PDX
1 stop10h 15mAir Canada
Deal found 9/9$336
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.
Mon 10/273:15 pmPDX - YUL
2 stops12h 55mAir Canada
Sat 11/17:30 amYUL - PDX
1 stop10h 15mAir Canada
Deal found 9/9$341
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/271:45 pmPDX - YUL
2 stops31h 42mWestJet
Thu 10/27:00 amYUL - PDX
1 stop9h 05mWestJet
Deal found 9/10$344

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 September 11, 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

PDX - YUL

PDXYUL

Portland

Tue 9/23

7:40 pm-9:52 am

2 stops11h 12m

Montreal Pierre Elliott Trudeau Intl

Wed 10/1

10:15 am-6:46 pm

2 stops11h 31m

$333

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 9/23

6:00 am-11:29 pm

2 stops14h 29m

Montreal Pierre Elliott Trudeau Intl

Tue 9/30

6:00 am-10:19 am

1 stop7h 19m

$375

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Thu 11/20

6:00 am-11:26 pm

2 stops14h 26m

Montreal Pierre Elliott Trudeau Intl

Mon 11/24

7:10 am-12:48 pm

1 stop8h 38m

$375

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 11/19

12:35 am-3:55 pm

2 stops12h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 11/25

6:00 am-5:43 pm

2 stops14h 43m

$380

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 10/7

6:20 am-11:14 pm

2 stops13h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 10/15

12:55 pm-11:57 pm

2 stops14h 02m

$380

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 9/23

6:10 am-9:57 pm

2 stops12h 47m

Montreal Pierre Elliott Trudeau Intl

Sat 9/27

7:00 am-7:45 pm

2 stops15h 45m

$380

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sun 10/26

6:00 am-5:34 pm

1 stop8h 34m

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

5:00 am-9:29 am

1 stop7h 29m

$391

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 10/8

6:20 am-11:14 pm

2 stops13h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 10/15

6:00 am-10:29 am

1 stop7h 29m

$414

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Mon 9/22

10:50 pm-12:00 pm

1 stop10h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 9/30

6:00 am-10:19 am

1 stop7h 19m

$440

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 10/7

6:15 am-7:42 pm

2 stops10h 27m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 15 results
1
2

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

How far ahead should I book a flight from Portland to Montreal?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Montreal. Price data was last updated on August 29, 2025.

The best time to book flights from Portland to Montreal is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

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

What is the cheapest time of day to fly from PDX to YMQ?

Find hourly flight availability from Portland to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from Portland to Montreal by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Portland to Montreal?

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 September 11, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Portland to Montreal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
3,091 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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!
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Montreal. You should not have trouble finding flights to Montreal from Portland; the airport handles an average of 0 outbound flights to Montreal per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Portland airport to Montreal. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

  • How long is the flight from Portland to Montreal?

    Airlines like Air Canada and Delta fly from Portland to Montreal in about 11h 12m. The time it takes to get you to your destination can typically vary by up to 3h 17m. The distance from Portland to Montreal is about 2325 mi. This flight may include one or multiple stops.

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

    According to our current data, WestJet ($171), United Airlines ($201), and Delta ($220) offers the cheapest pricing from Portland to Montreal. WestJet is priced at 66% lower than the current average price of a flight leaving 3 months from now.

  • 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 to Montreal?

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Portland to Montreal

Discover the top 5 airlines that operate flights from Portland to Montreal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$171Average$733FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$201Average$479FlexibilityNo cancel feeOn-time69%
DeltaCheapest$220Average$515FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$234Average$521FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$410Average$555FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.