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$146+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YMQ
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
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 August 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/22:30 pm
PDX
-
YUL
1 stop13h 35m
WestJet
Sat 9/57:15 am
YUL
-
PDX
1 stop9h 35m
WestJet
Deal found 8/2$316
This Flightnetwork deal was found by Cheapflights users on 7/31. 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.
Sat 9/53:30 pm
PDX
-
YUL
2 stops12h 40m
Air Canada
Fri 9/116:00 pm
YUL
-
PDX
1 stop18h 31m
Air Canada
Deal found 7/31$326
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/52:30 pm
PDX
-
YUL
1 stop23h 00m
WestJet
Fri 9/117:15 am
YUL
-
PDX
1 stop9h 35m
WestJet
Deal found 8/1$331
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/22:30 pm
PDX
-
YUL
1 stop13h 35m
WestJet
Sun 9/66:45 am
YUL
-
PDX
2 stops10h 05m
WestJet
Deal found 8/1$336
This Air Canada deal was found by Cheapflights users on 7/30. 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 10/3110:00 am
PDX
-
YUL
1 stop7h 43m
Air Canada
Tue 11/37:30 am
YUL
-
PDX
1 stop10h 11m
Air Canada
Deal found 7/30$344
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Thu 8/272:30 pm
PDX
-
YUL
1 stop30h 15m
WestJet
Mon 8/318:00 pm
YUL
-
PDX
1 stop20h 50m
WestJet
Deal found 8/2$347
This oojo deal was found by Cheapflights users on 8/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:30 pm
PDX
-
YUL
2 stops23h 15m
WestJet
Wed 9/27:15 am
YUL
-
PDX
1 stop9h 35m
WestJet
Deal found 8/1$348
This Air Canada deal was found by Cheapflights users on 8/1. 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 10/1010:10 am
PDX
-
YUL
1 stop7h 41m
Air Canada
Sat 10/178:00 am
YUL
-
PDX
2 stops9h 51m
Air Canada
Deal found 8/1$350

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 August 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$316
(Kiwi.com)

One-way from

$146
(Air Canada)

Popular in

November

Cheapest in

January

Average price

$579
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. 15% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 August 3, 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

Wed 10/14

1:03 pm-8:16 am

1 stop16h 13m

Montreal Pierre Elliott Trudeau Intl

Tue 10/20

3:25 pm-9:27 pm

1 stop9h 02m

$359

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 9/15

11:02 pm-5:30 pm

1 stop15h 28m

Montreal Pierre Elliott Trudeau Intl

Tue 9/22

9:45 am-10:52 pm

1 stop16h 07m

$359
Quickest round-trip

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 9/16

11:02 pm-10:40 am

1 stop8h 38m

Montreal Pierre Elliott Trudeau Intl

Tue 9/29

6:10 am-11:33 am

1 stop8h 23m

$359

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 8/25

7:15 pm-10:40 am

2 stops12h 25m

Montreal Pierre Elliott Trudeau Intl

Sat 8/29

4:55 pm-10:52 pm

1 stop8h 57m

$369

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sun 9/20

8:25 am-7:45 pm

1 stop8h 20m

Montreal Pierre Elliott Trudeau Intl

Sat 9/26

9:45 am-10:23 pm

1 stop15h 38m

$377

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 9/9

11:02 pm-10:40 am

1 stop8h 38m

Montreal Pierre Elliott Trudeau Intl

Sun 9/13

9:15 am-8:10 pm

1 stop13h 55m

$377

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Thu 8/27

11:02 pm-5:30 pm

1 stop15h 28m

Montreal Pierre Elliott Trudeau Intl

Tue 9/29

7:45 pm-9:31 am

1 stop16h 46m

$386

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Mon 8/24

11:02 pm-5:30 pm

1 stop15h 28m

Montreal Pierre Elliott Trudeau Intl

Tue 9/8

9:45 am-9:05 pm

2 stops14h 20m

$387
Cheapest one-way

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 9/8

11:02 pm-5:30 pm

1 stop15h 28m

$150
Quickest one-way

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Tue 9/1

7:02 am-5:30 pm

1 stop7h 28m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 17 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

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 $313). Flying from Portland to Montreal in November is currently the most expensive (average of $679). 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?

Airfare is below average for this route at the moment.
Portland to Montreal flights typically cost between $480 and $653 in September.
The cheapest round-trip price found within the last 5 days was $316 on WestJet (Sep 2-Sep 5).

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

The best time to book flights from Portland to Montreal is 36 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.

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 August 3, 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
7.8
Good
8,488 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,488 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,058 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,842 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Air Canada
7.1
Good
11,420 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 16h 13m. 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 ($165), Air Canada ($179), and Delta ($188) offers the cheapest pricing from Portland to Montreal. United Airlines is priced at 69% 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 United Airlines, which is currently one of the cheapest options available, starting at $154. Delta flights start at $165 while deals on Air Canada start at $185 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, January is the cheapest month in which you can book a flight from Portland to Montreal (average of $313). Flying from Portland to Montreal in November is currently the most expensive (average of $679). 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 August 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$165Average$563FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$179Average$582FlexibilityNo cancel feeOn-time67%
DeltaCheapest$188Average$487FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$324Average$577FlexibilityNo cancel feeOn-time71%

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