What is the cheapest airline that flies from Montreal to Washington?

Delta, Air Canada, and United Airlines are the most popular carriers operating from Montreal to Washington

How many flights depart from Montreal to State of Washington on average per week?

As of August 2026, 4 flights take off from Montreal and land in State of Washington each week. The most common flight departure day for this route is Mon, with 25% of weekly flights taking off on this day.

Which airlines fly to State of Washington?

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to State of Washington from Montreal according to our data. Air Canada is the first choice among our users, with 63% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 5 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Montreal to Washington?

Prices for flights from Montreal to Washington are refreshed on a daily basis.

How many operators does momondo search for flights from Montreal to Washington?

There are 5 operators available for flights from Montreal to Washington as of August 2026.

How old do you have to be to fly from Montreal to Washington?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 224 Cheap Flights from Montreal to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal to Washington

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:34 p.m. - 11:59 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

9h 25m1 stop Chicago O'Hare Intl

10:55 p.m. - 11:44 a.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

9h 49m1 stop Chicago O'Hare Intl

C$ 417American Airlines

Tue, 13 Oct - Sat, 17 Oct

5:35 p.m. - 11:58 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

9h 23m1 stop Chicago O'Hare Intl

7:25 a.m. - 9:42 p.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

11h 17m1 stop Philadelphia

C$ 417American Airlines

Sat, 29 Aug - Sat, 12 Sep

7:30 a.m. - 2:41 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

10h 11m1 stop Vancouver Intl

10:00 a.m. - 8:33 p.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

7h 33m1 stop Vancouver Intl

C$ 433Air Canada

Wed, 25 Nov - Sat, 28 Nov

7:30 a.m. - 2:41 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

10h 11m1 stop Vancouver Intl

7:00 a.m. - 11:18 p.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

13h 18m2 stops Vancouver Intl Calgary

C$ 440Air Canada

Wed, 25 Nov - Sat, 28 Nov

6:45 a.m. - 6:45 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

15h 00m2 stops Toronto Pearson Intl Calgary

7:35 p.m. - 7:05 a.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

8h 30m1 stop Calgary

C$ 442WestJet

Tue, 15 Sep - Tue, 22 Sep

6:10 a.m. - 7:21 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

16h 11m1 stop Chicago O'Hare Intl

3:43 p.m. - 8:16 a.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

13h 33m1 stop San Francisco

C$ 453United Airlines

Sat, 12 Sep - Sat, 19 Sep

6:35 p.m. - 10:11 a.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

18h 36m1 stop San Francisco

11:18 p.m. - 4:10 p.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

13h 52m1 stop Newark

C$ 453United Airlines

Sat, 22 Aug - Sat, 5 Sep

8:00 p.m. - 6:45 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

25h 45m1 stop Calgary

7:35 p.m. - 7:05 a.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

8h 30m1 stop Calgary

C$ 457WestJet

Fri, 11 Sep - Sun, 13 Sep

6:00 a.m. - 2:49 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

11h 49m1 stop Detroit Metropolitan Wayne County

8:59 a.m. - 11:50 p.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

11h 51m1 stop Atlanta Hartsfield-Jackson

C$ 482Delta

Wed, 9 Sep - Tue, 15 Sep

6:00 a.m. - 2:49 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

11h 49m1 stop Detroit Metropolitan Wayne County

9:43 a.m. - 11:27 p.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

10h 44m1 stop Detroit Metropolitan Wayne County

C$ 482Delta

Wed, 9 Sep - Wed, 16 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:00 a.m. - 10:38 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

18h 38m2 stops Minneapolis St Paul Salt Lake City

11:20 p.m. - 6:54 p.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

16h 34m2 stops Detroit Metropolitan Wayne County New York LaGuardia

C$ 506Delta

Sat, 15 Aug - Sun, 23 Aug

12:47 p.m. - 11:56 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

14h 09m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

11:20 p.m. - 6:54 p.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

16h 34m2 stops Detroit Metropolitan Wayne County New York LaGuardia

C$ 537Delta

Thu, 13 Aug - Sun, 23 Aug

4:55 p.m. - 10:52 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

8h 57m1 stop Chicago O'Hare Intl

11:02 p.m. - 10:40 a.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

8h 38m1 stop Chicago O'Hare Intl

C$ 588United Airlines

Wed, 12 Aug - Mon, 24 Aug

3:25 p.m. - 10:03 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

9h 38m1 stop Newark

11:02 p.m. - 10:40 a.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

8h 38m1 stop Chicago O'Hare Intl

C$ 588United Airlines

Wed, 12 Aug - Sun, 23 Aug

5:40 p.m. - 12:30 a.m.YUL Montreal Pierre Elliott Trudeau Intl-PDX Portland

9h 50m1 stop San Francisco

11:02 p.m. - 10:40 a.m.PDX Portland-YUL Montreal Pierre Elliott Trudeau Intl

8h 38m1 stop Chicago O'Hare Intl

C$ 680Air Canada

Thu, 13 Aug - Sat, 15 Aug

5:30 p.m. - 10:42 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

8h 12m1 stop Vancouver Intl

5:50 a.m. - 11:43 p.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

14h 53m2 stops Vancouver Intl Edmonton

C$ 751Air Canada

Wed, 12 Aug - Mon, 24 Aug

3:45 p.m. - 10:26 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

9h 41m1 stop Dallas/Fort Worth

5:50 a.m. - 4:50 p.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

8h 00m1 stop Chicago O'Hare Intl

C$ 803American Airlines

Tue, 11 Aug - Wed, 12 Aug

6:05 a.m. - 2:39 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

11h 34m1 stop Detroit Metropolitan Wayne County

12:04 a.m. - 11:44 a.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

8h 40m1 stop Atlanta Hartsfield-Jackson

C$ 920WestJet

Thu, 13 Aug - Mon, 17 Aug

5:10 p.m. - 7:49 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SEA Seattle/Tacoma Intl

17h 39m1 stop Detroit Metropolitan Wayne County

9:45 p.m. - 7:05 a.m.SEA Seattle/Tacoma Intl-YUL Montreal Pierre Elliott Trudeau Intl

30h 20m2 stops Los Angeles Los Angeles Calgary

C$ 1,172WestJet

Fri, 14 Aug - Thu, 20 Aug

7:55 a.m. - 10:10 p.m.YUL Montreal Pierre Elliott Trudeau Intl-PAE Everett Paine Field

17h 15m3 stops Philadelphia Phoenix Sky Harbor Intl San Francisco

9:44 a.m. - 11:43 a.m.PAE Everett Paine Field-YUL Montreal Pierre Elliott Trudeau Intl

22h 59m2 stops Los Angeles Los Angeles Chicago O'Hare Intl

C$ 4,795American Airlines

Tue, 11 Aug - Tue, 18 Aug

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WestJet flights from Montreal to State of Washington

Our best WestJet deals on Montreal to State of Washington flight tickets

WestJet

15 Sep

YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl

15h 00m

2 stops

SEA6:45 p.m.Seattle/Tacoma Intl

22 Sep

SEA7:35 p.m.Seattle/Tacoma Intl

8h 30m

1 stop

YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 442

WestJet

11 Sep

YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl

25h 45m

1 stop

SEA6:45 p.m.Seattle/Tacoma Intl

13 Sep

SEA7:35 p.m.Seattle/Tacoma Intl

8h 30m

1 stop

YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 457

WestJet

3 Sep

YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl

15h 00m

2 stops

SEA6:45 p.m.Seattle/Tacoma Intl

10 Sep

SEA7:35 p.m.Seattle/Tacoma Intl

8h 30m

1 stop

YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 458

Air Canada flights from Montreal to State of Washington

Our best Air Canada deals on Montreal to State of Washington flight tickets

Air Canada

24 Nov

YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl

13h 01m

2 stops

PDX6:31 p.m.Portland

28 Nov

PDX7:00 a.m.Portland

13h 18m

2 stops

YUL11:18 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 447

Air Canada

3 Oct

YUL6:00 p.m.Montreal Pierre Elliott Trudeau Intl

7h 42m

1 stop

SEA10:42 p.m.Seattle/Tacoma Intl

10 Oct

SEA5:40 a.m.Seattle/Tacoma Intl

8h 14m

1 stop

YUL4:54 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 461

Air Canada

27 Aug

YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl

10h 21m

1 stop

PDX2:51 p.m.Portland

1 Sep

PDX3:30 p.m.Portland

12h 40m

2 stops

YUL7:10 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 463

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealPortland

YUL Montreal Pierre Elliott Trudeau Intl - PDX Portland

YULPDX

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

5:34 p.m.-11:59 p.m.

1 stop9h 25m

Portland

Sat 17/10

10:55 p.m.-11:44 a.m.

1 stop9h 49m

C$ 417

MontrealPortland

YUL Montreal Pierre Elliott Trudeau Intl - PDX Portland

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

5:35 p.m.-11:58 p.m.

1 stop9h 23m

Portland

Sat 12/9

7:25 a.m.-9:42 p.m.

1 stop11h 17m

C$ 417

Quickest round-trip

MontrealPortland

YUL Montreal Pierre Elliott Trudeau Intl - PDX Portland

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 25/11

7:30 a.m.-2:41 p.m.

1 stop10h 11m

Portland

Sat 28/11

10:00 a.m.-8:33 p.m.

1 stop7h 33m

C$ 433

MontrealPortland

YUL Montreal Pierre Elliott Trudeau Intl - PDX Portland

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 25/11

7:30 a.m.-2:41 p.m.

1 stop10h 11m

Portland

Sat 28/11

7:00 a.m.-11:18 p.m.

2 stops13h 18m

C$ 440

MontrealSeattle

YUL Montreal Pierre Elliott Trudeau Intl - SEA Seattle/Tacoma Intl

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Tue 22/9

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 442

MontrealPortland

YUL Montreal Pierre Elliott Trudeau Intl - PDX Portland

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 12/9

6:10 a.m.-7:21 p.m.

1 stop16h 11m

Portland

Sat 19/9

3:43 p.m.-8:16 a.m.

1 stop13h 33m

C$ 453

MontrealPortland

YUL Montreal Pierre Elliott Trudeau Intl - PDX Portland

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

6:35 p.m.-10:11 a.m.

1 stop18h 36m

Portland

Sat 5/9

11:18 p.m.-4:10 p.m.

1 stop13h 52m

C$ 453

MontrealSeattle

YUL Montreal Pierre Elliott Trudeau Intl - SEA Seattle/Tacoma Intl

YULSEA

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

8:00 p.m.-6:45 p.m.

1 stop25h 45m

Seattle/Tacoma Intl

Sun 13/9

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 457

MontrealSeattle

YUL Montreal Pierre Elliott Trudeau Intl - SEA Seattle/Tacoma Intl

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

6:00 a.m.-2:49 p.m.

1 stop11h 49m

Seattle/Tacoma Intl

Tue 15/9

8:59 a.m.-11:50 p.m.

1 stop11h 51m

C$ 482

MontrealSeattle

YUL Montreal Pierre Elliott Trudeau Intl - SEA Seattle/Tacoma Intl

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

6:00 a.m.-2:49 p.m.

1 stop11h 49m

Seattle/Tacoma Intl

Wed 16/9

9:43 a.m.-11:27 p.m.

1 stop10h 44m

C$ 482

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montreal to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to State of Washington?

In general, September is the cheapest month to fly from Montreal to State of Washington. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 605. If you’re not able to fly to State of Washington in September, then March is your next best option. Flight prices from Montreal to State of Washington during March average around C$ 637.

What is the cheapest day to depart on your flight to State of Washington?

On average, the least expensive day to fly to State of Washington from Montreal is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 580. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Monday is C$ 796.

What is the cheapest Montreal to Washington flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl for the best Montreal - Washington flight prices

How far in advance should I book a flight from Montreal to Washington?

You are more likely to see cheaper flights to State of Washington from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around C$ 693 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Montreal for as low as C$ 424 on momondo.

What cabin class options are available on Montreal to State of Washington flights?

There is only 1 cabin class available to choose from on Montreal to State of Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal to State of Washington flights?

No. A direct flight is the cheapest option for a flight between Montreal to State of Washington.

Cheap Montreal to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to State of Washington

Fastest flight time	7h 26m
Direct flights	Tue
Airports in State of Washington	96 airports

The fastest flight from Montreal to State of Washington takes 7h 26m

Direct flights go from Montreal to State of Washington on Tuesday. There are no airlines offering direct flights.

There are 96 airports in State of Washington. From Montreal there are direct flights to Portland (PDX).

Search flight deals

Frequently asked questions about flying from Montreal to Washington

When did momondo last update prices for flights from Montreal to Washington?
Prices for flights from Montreal to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal to Washington?
There are 5 operators available for flights from Montreal to Washington as of August 2026.
How old do you have to be to fly from Montreal to Washington?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Montreal to State of Washington?
Based on momondo bookings for flights between Montreal and State of Washington, the leading plane model is Airbus A220-300, making up 100.00% of the total bookings.

Best airlines flying from Montreal to State of Washington

Compare and see reviews for airlines that fly from Montreal to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom C$ 283	Free Cancellation	Rating 7.8 8,501 reviews	Search Delta flights
WestJet	PriceFrom C$ 412	Free Cancellation	Rating 7.2 3,430 reviews	Search WestJet flights
American Airlines	PriceFrom C$ 423	Free Cancellation	Rating 7.1 11,899 reviews	Search American Airlines flights
United Airlines	PriceFrom C$ 501	Free Cancellation	Rating 7.4 10,103 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 540	Free Cancellation	Rating 7.1 11,460 reviews	Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montreal to Washington. momondo saves you time and could save you money on your trip.

Can I find flights from Montreal to Washington with flexible booking policies on momondo?

Yes. All flights to Washington from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to Washington?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Montreal.

I’m not ready to book a flight from Montreal to Washington right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.