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$137+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YMQ
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
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Cheap 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 March 28, 2026.

This United Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 9/1311:15 pm
PDX
-
YUL
1 stop15h 15m
United Airlines
Tue 9/156:35 pm
YUL
-
PDX
1 stop9h 12m
United Airlines
Deal found 3/27$319
This Air Canada deal was found by Cheapflights users on 3/27. 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 9/133:30 pm
PDX
-
YUL
2 stops12h 40m
Air Canada
Tue 9/157:30 am
YUL
-
PDX
1 stop10h 21m
Air Canada
Deal found 3/27$320
This Flightnetwork deal was found by Cheapflights users on 3/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:05 pm
PDX
-
YUL
2 stops22h 35m
Air Canada
Sat 4/187:30 am
YUL
-
PDX
1 stop10h 10m
Air Canada
Deal found 3/27$324
This United Airlines deal was found by Cheapflights users on 3/27. 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 8/218:20 am
PDX
-
YUL
1 stop8h 25m
United Airlines
Mon 8/246:35 pm
YUL
-
PDX
1 stop9h 12m
United Airlines
Deal found 3/27$332
This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/232:30 pm
PDX
-
YUL
1 stop13h 35m
WestJet
Sun 8/307:15 am
YUL
-
PDX
1 stop9h 35m
WestJet
Deal found 3/27$334
This United Airlines deal was found by Cheapflights users on 3/26. 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 4/1711:59 pm
PDX
-
YUL
1 stop7h 41m
United Airlines
Sat 4/182:20 pm
YUL
-
PDX
1 stop9h 22m
United Airlines
Deal found 3/26$338
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/1710:56 pm
PDX
-
YUL
1 stop15h 34m
United Airlines
Mon 4/203:25 pm
YUL
-
PDX
1 stop9h 34m
United Airlines
Deal found 3/27$342
This Air Canada deal was found by Cheapflights users on 3/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:30 pm
PDX
-
YUL
2 stops12h 40m
Air Canada
Wed 5/611:10 am
YUL
-
PDX
2 stops10h 55m
Air Canada
Deal found 3/23$343
This Trip.com deal was found by Cheapflights users on 3/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:05 pm
PDX
-
YUL
2 stops13h 36m
Air Canada
Wed 4/228:30 am
YUL
-
PDX
1 stop9h 10m
Air Canada
Deal found 3/24$344

Find 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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(United Airlines)

One-way from

$137
(Air Canada)

Popular in

November

Cheapest in

January

Average price

$530
Provider with most accurate pricing for Portland-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Montreal (YMQ) flights.
Search Deals
From Portland to Montreal (YMQ)
Search Deals
One-way flight from Portland to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 28, 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

Price

Cheapest round-trip

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Fri 8/21

8:20 am-7:45 pm

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 8/24

6:35 pm-12:47 am

1 stop9h 12m

$332
Quickest round-trip

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sun 9/20

7:00 am-5:30 pm

1 stop7h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 9/26

6:35 pm-12:53 am

1 stop9h 18m

$358

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 5/5

2:41 pm-10:40 am

1 stop16h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 5/6

3:25 pm-9:06 pm

1 stop8h 41m

$368

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 5/13

6:00 am-11:57 pm

2 stops14h 57m

Montreal Pierre Elliott Trudeau Intl

Mon 5/18

12:49 pm-10:02 pm

1 stop12h 13m

$378

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Thu 5/28

6:00 am-11:13 pm

2 stops14h 13m

Montreal Pierre Elliott Trudeau Intl

Fri 6/19

12:47 pm-9:50 pm

1 stop12h 03m

$378

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sat 9/5

5:00 am-5:30 pm

2 stops9h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

11:23 am-10:38 pm

2 stops14h 15m

$383

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Mon 7/13

12:35 am-5:38 pm

2 stops14h 03m

Montreal Pierre Elliott Trudeau Intl

Sat 7/18

12:49 pm-11:43 pm

1 stop13h 54m

$415
Cheapest one-way

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sat 5/9

3:30 pm-7:10 am

2 stops12h 40m

$137

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sat 5/9

8:04 am-7:45 pm

1 stop8h 41m

$142

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sun 5/10

10:55 pm-10:40 am

1 stop8h 45m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Portland-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-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-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.
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 March 13, 2026.

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, May is the cheapest month in which you can book a flight from Portland to Montreal (average of $162). Flying from Portland to Montreal in December is currently the most expensive (average of $490). 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.

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 March 28, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican 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
7.9
Good
8,357 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,357 reviews
Delta
7.9
Good
8,357 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,501 reviews
Delta
7.9
Good
8,357 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,520 reviews
Delta
7.9
Good
8,357 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,853 reviews
Delta
7.9
Good
8,357 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 4 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 United Airlines fly from Portland to Montreal in about 8h 25m. The time it takes to get you to your destination can typically vary by up to . The distance from Portland to Montreal is about 2325 mi.

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

    According to our current data, United Airlines ($186), Delta ($188), and Air Canada ($202) offers the cheapest pricing from Portland to Montreal. United Airlines is priced at 62% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Portland to Montreal one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $142. United Airlines flights start at $153 while deals on Delta start at $193 one-way.

  • 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, May is the cheapest month in which you can book a flight from Portland to Montreal (average of $162). Flying from Portland to Montreal in December is currently the most expensive (average of $490). 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

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Top 4 airlines flying from Portland to Montreal

Discover the top 4 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 March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$186Average$563FlexibilityNo cancel feeOn-time69%
DeltaCheapest$188Average$443FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$202Average$526FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$324Average$516FlexibilityNo cancel feeOn-time71%

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