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Cheap flights from Montreal to Portland from C$ 240

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 13/11. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — PDX
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Portland (PDX). 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 30 October 2025.

Round-trip from

C$ 429

One-way from

C$ 240

Popular in

March

Cheapest in

October

Average price

C$ 454
Air Canada
  • Air Canada
  • 15/11-24/11
  • 2 total stops
  • 16h 58m total
  • Montreal to Portland
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United Airlines
  • United Airlines
  • 13/11
  • 2 total stops
  • 18h 11m total
  • Montreal to Portland
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Montreal to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Portland
Explore the most affordable flight options available from Montreal to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Sat 15/114:45 p.m.YUL - PDX
1 stop8h 48mMultiple Airlines
Mon 24/119:50 a.m.PDX - YUL
1 stop8h 10mMultiple Airlines
Deal found 29/10C$ 429
Sat 15/117:10 a.m.YUL - PDX
1 stop8h 38mDelta
Mon 24/116:00 a.m.PDX - YUL
2 stops14h 26mDelta
Deal found 28/10C$ 443
Thu 13/119:26 a.m.YUL - PDX
2 stops15h 39mDelta
Wed 19/1112:35 a.m.PDX - YUL
2 stops13h 46mDelta
Deal found 30/10C$ 444
Fri 21/114:45 p.m.YUL - PDX
2 stops10h 13mDelta
Sat 22/1112:35 a.m.PDX - YUL
2 stops12h 20mDelta
Deal found 29/10C$ 461
Sat 6/127:10 a.m.YUL - PDX
2 stops12h 10mDelta
Sat 13/1210:10 p.m.PDX - YUL
1 stop10h 25mDelta
Deal found 27/10C$ 539
Thu 18/1212:40 p.m.YUL - PDX
1 stop12h 39mDelta
Wed 31/126:15 a.m.PDX - YUL
2 stops14h 44mDelta
Deal found 28/10C$ 573
Thu 13/112:13 p.m.YUL - PDX
2 stops13h 13mUnited Airlines
Thu 20/117:00 a.m.PDX - YUL
1 stop11h 17mUnited Airlines
Deal found 30/10C$ 586
Fri 14/1112:45 p.m.YUL - PDX
1 stop12h 36mDelta
Thu 20/1112:35 a.m.PDX - YUL
2 stops13h 46mDelta
Deal found 30/10C$ 605
Fri 21/117:30 a.m.YUL - PDX
1 stop10h 10mAir Canada
Sun 23/117:00 p.m.PDX - YUL
1 stop8h 44mAir Canada
Deal found 29/10C$ 609
Fri 21/114:45 p.m.YUL - PDX
1 stop8h 51mUnited Airlines
Sun 23/117:38 p.m.PDX - YUL
2 stops16h 38mUnited Airlines
Deal found 29/10C$ 617

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Portland 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 629,999 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from Montreal to Portland that are best for you.

Fly from

Montreal

Fly to

Portland

Route

Depart

Return

Price

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 15/11

2:13 p.m.-8:29 p.m.

1 stop9h 16m

Portland

Mon 24/11

9:50 a.m.-9:00 p.m.

1 stop8h 10m

C$ 429

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 15/11

7:10 a.m.-12:48 p.m.

1 stop8h 38m

Portland

Mon 24/11

6:00 a.m.-11:26 p.m.

2 stops14h 26m

C$ 443

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

12:50 p.m.-10:05 p.m.

1 stop12h 15m

Portland

Wed 19/11

12:35 a.m.-5:21 p.m.

2 stops13h 46m

C$ 444

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 21/11

4:45 p.m.-11:58 p.m.

2 stops10h 13m

Portland

Sat 22/11

12:35 a.m.-3:55 p.m.

2 stops12h 20m

C$ 461

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

9:15 a.m.-12:26 a.m.

2 stops18h 11m

C$ 240

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

12:45 p.m.-10:21 p.m.

1 stop12h 36m

C$ 254

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sun 8/3

7:30 a.m.-2:40 p.m.

1 stop10h 10m

C$ 303

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 13/12

7:30 a.m.-2:40 p.m.

1 stop10h 10m

C$ 303

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 13/12

6:00 a.m.-5:43 p.m.

2 stops14h 43m

C$ 311

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 25/12

6:00 a.m.-11:58 a.m.

1 stop8h 58m

C$ 311

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 16 results
1
2

Best time to book a flight from Montreal to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Montreal 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 Montreal to Portland

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

Currently, July is the cheapest month in which you can book a flight from Montreal to Portland (average of C$ 254). Flying from Montreal to Portland in March is currently the most expensive (average of C$ 512). 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 YMQ to PDX?

Find hourly flight availability from Montreal to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

It’s optimal to fly from Montreal to Portland at noon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the evening.

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

What’s the top layover airport for flights from Montreal to Portland?

Share of one-stop round-trip flights from Montreal to Portland chosen by Cheapflights users in the past 12 months, using the same layover each way.

Vancouver (YVR) – chosen by Cheapflights users on 40% of one-stop itineraries from Montreal to Portland on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to Portland?

Average round-trip fare for 1-stop flights from Montreal to Portland, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of C$ 488.

What’s the fastest layover option from Montreal to Portland?

Shortest average travel time for 1-stop one-way flights from Montreal to Portland, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 8h 21m.

Which airport typically offers the quickest layover for flights from Montreal to Portland?

Average layover duration for 1-stop one-way flights from Montreal to Portland, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 41m.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated 30 October 2025.
Check out reviews from past customers who have flown with United Airlines,WestJet, andAir Canada from Montreal to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews
Check prices

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews
Check prices

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
WestJet
7.2
Good
3,152 reviews
United Airlines
7.4
Good
8,998 reviews
Check prices

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,381 reviews
United Airlines
7.4
Good
8,998 reviews
Check prices

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Montreal to Portland. 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 into for flights to Portland from Montreal?

    Portland (PDX), located 9.7 km from the city centre, is the airport you fly into when you book flights from Montreal to Portland. 5 airlines have flights to Portland from Montreal on a regular basis. Booking flights from Montreal to Portland should not be difficult; the airport handles an average of 0 inbound flights from Montreal per day.

  • How long is the flight from Montreal to Portland?

    There are many flights that can get you from Montreal to Portland in 8h 38m. Fly via Delta to get the fastest option. There are 3742 km between Montreal and Portland.

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

    Cheapflights users have booked flights from Montreal to Portland round-trip from C$ 254. Other airlines that can offer you cheap pricing are Air Canada, from C$ 283, and WestJet, from C$ 327. Delta is currently priced 56% below the average price you’ll pay for this route.

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

    C$ 240 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Air Canada, with prices starting from C$ 254 and C$ 303, respectively.

  • Can I find deals for flights from Montreal to Portland that include hotel bookings?

    Yes. In addition to deals on Montreal to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Portland.

  • Can I find deals for business class flights from Montreal to Portland?

    Yes. Cheapflights offers flight deals from Montreal to Portland 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 Montreal to Portland?

    Currently, July is the cheapest month in which you can book a flight from Montreal to Portland (average of C$ 254). Flying from Montreal to Portland in March is currently the most expensive (average of C$ 512). 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

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Tillamook
Cannon Beach
Lincoln City

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montreal to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Portland flights
Ottawa to Portland flights
Québec City to Portland flights
Québec City to Eugene flights
Pierre Elliott Trudeau Intl to Redmond flights

Top 5 airlines flying from Montreal to Portland

Discover the top 5 airlines that operate flights from Montreal to Portland. 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 629,999 searches. Data last updated 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 254AverageC$ 503FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 283AverageC$ 691FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 327AverageC$ 475FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 403AverageC$ 525FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 433AverageC$ 433FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Portland?

Cheapflights helps you search for flights from Montreal to Portland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Portland?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Montreal to Portland for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Montreal to Portland with no change fees?

Yes, we can. To see specific flights from Montreal to Portland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Montreal to Portland become cheaper?

Yes, Cheapflights offers price alerts on Montreal to Portland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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