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Cheap flights from Montreal to Washington from C$ 226

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SEA
4 May — 11 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Washington

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Washington
Explore the most affordable flight options available from Montreal to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 April 2026.

Sat 23/52:20 p.m.
YUL
-
PDX
1 stop8h 59m
United Airlines
Sat 30/511:40 p.m.
PDX
-
YUL
1 stop8h 00m
United Airlines
Deal found 31/3C$ 396
Wed 15/42:20 p.m.
YUL
-
PDX
1 stop9h 22m
United Airlines
Tue 21/411:59 p.m.
PDX
-
YUL
1 stop7h 41m
United Airlines
Deal found 31/3C$ 403
Wed 6/59:45 a.m.
YUL
-
PDX
2 stops16h 09m
United Airlines
Sat 9/54:15 p.m.
PDX
-
YUL
2 stops15h 25m
United Airlines
Deal found 1/4C$ 404
Thu 16/43:25 p.m.
YUL
-
PDX
1 stop9h 34m
United Airlines
Fri 24/411:15 p.m.
PDX
-
YUL
1 stop10h 54m
United Airlines
Deal found 1/4C$ 405
Wed 22/41:03 p.m.
YUL
-
PDX
2 stops12h 53m
American Airlines
Sun 26/411:40 p.m.
PDX
-
YUL
1 stop12h 04m
American Airlines
Deal found 31/3C$ 410
Tue 2/66:45 a.m.
YUL
-
PDX
2 stops10h 05m
WestJet
Fri 5/62:30 p.m.
PDX
-
YUL
2 stops24h 50m
WestJet
Deal found 31/3C$ 419
Thu 4/66:00 a.m.
YUL
-
PDX
2 stops14h 15m
Delta
Wed 10/65:30 a.m.
PDX
-
YUL
2 stops14h 58m
Delta
Deal found 3/4C$ 426
Wed 10/66:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Fri 12/67:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 2/4C$ 428
Sat 2/57:00 a.m.
YUL
-
PDX
2 stops16h 07m
Delta
Mon 4/512:30 a.m.
PDX
-
YUL
2 stops14h 10m
Delta
Deal found 1/4C$ 428
Wed 10/66:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Sat 13/67:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 31/3C$ 429
Thu 11/69:05 p.m.
YUL
-
PDX
2 stops15h 25m
Air Canada
Sat 20/67:45 p.m.
PDX
-
YUL
2 stops11h 10m
Air Canada
Deal found 1/4C$ 432
Wed 17/66:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Sun 21/610:30 a.m.
SEA
-
YUL
2 stops10h 55m
WestJet
Deal found 2/4C$ 433

Find flight deals from Montreal to Washington

Keep the following information in mind while searching for Montreal to Washington flight deals. Data was last updated 4 April 2026.

Round-trip from

C$ 396

One-way from

C$ 226

Popular in

January

Cheapest in

April

Average price

C$ 447
United Airlines
  • United Airlines
  • 23/5-30/5
  • 2 total stops
  • 16h 59m total
  • Montreal to Washington
Search Deals
Air Canada
  • Air Canada
  • 22/4
  • 1 total stop
  • 10h 10m total
  • Montreal to Washington
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Washington 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 4 April 2026.
Use the filters below to find and compare flights from Montreal to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

3:25 p.m.-12:50 a.m.

2 stops12h 25m

Portland

Sat 30/5

11:40 p.m.-10:40 a.m.

1 stop8h 00m

C$ 403

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

3:25 p.m.-9:59 p.m.

1 stop9h 34m

Portland

Sat 25/4

11:15 p.m.-1:09 p.m.

1 stop10h 54m

C$ 403

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 17/4

3:25 p.m.-9:59 p.m.

1 stop9h 34m

Portland

Fri 24/4

11:15 p.m.-1:09 p.m.

1 stop10h 54m

C$ 404

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

7:00 a.m.-6:08 p.m.

2 stops14h 08m

Portland

Wed 13/5

7:00 a.m.-11:13 p.m.

2 stops13h 13m

C$ 426

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

7:00 a.m.-12:49 p.m.

1 stop8h 49m

Portland

Sat 25/4

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

2 stops15h 00m

C$ 426

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

6:00 a.m.-5:15 p.m.

2 stops14h 15m

Portland

Thu 28/5

6:00 a.m.-11:13 p.m.

2 stops14h 13m

C$ 426

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

12:55 p.m.-9:56 p.m.

1 stop12h 01m

Portland

Tue 12/5

11:58 a.m.-11:41 p.m.

1 stop8h 43m

C$ 426

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

9:30 a.m.-9:56 p.m.

2 stops15h 26m

Portland

Wed 6/5

7:05 p.m.-11:35 a.m.

2 stops13h 30m

C$ 426

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

12:40 p.m.-9:46 p.m.

1 stop12h 06m

Portland

Wed 27/5

7:00 a.m.-11:13 p.m.

2 stops13h 13m

C$ 426

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

12:42 p.m.-10:02 p.m.

1 stop12h 20m

Portland

Mon 4/5

6:00 a.m.-11:08 p.m.

2 stops14h 08m

C$ 426

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/3

Showing 1-10 of 46 resultsSorted by cheapest first
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5

Best time to book a flight from Montreal to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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 Washington

What is the cheapest month to book a flight from Montreal to State of Washington?

Currently, April is the cheapest month in which you can book a flight from Montreal to State of Washington (average of C$ 261). Flying from Montreal to State of Washington in February is currently the most expensive (average of C$ 581). 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 Montreal to State of Washington?

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated 4 April 2026.
Check out reviews from past customers who have flown with United Airlines,WestJet, andAir Canada from Montreal to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,541 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,541 reviews
United Airlines
7.4
Good
9,541 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,313 reviews
United Airlines
7.4
Good
9,541 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,890 reviews
United Airlines
7.4
Good
9,541 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Montreal to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montreal to State of Washington?

    Departing from Montreal to State of Washington will take you 12h 25m. Montreal and State of Washington are separated by a distance of 3742 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Montreal to State of Washington?

    When deciding which route to take from Montreal to State of Washington consider Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl, Montreal Pierre Elliott Trudeau Intl - Portland or Montreal Pierre Elliott Trudeau Intl - Pasco Tri Cities as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montreal to Washington 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 State of Washington?

    Currently, April is the cheapest month in which you can book a flight from Montreal to State of Washington (average of C$ 261). Flying from Montreal to State of Washington in February is currently the most expensive (average of C$ 581). 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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Alternative routes for Montreal to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Montreal to Washington

Discover the top 5 airlines that operate flights from Montreal to Washington. 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 4 April 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 260AverageC$ 565FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 283AverageC$ 671FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 364AverageC$ 519FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 469AverageC$ 726FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 498AverageC$ 691FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Washington?

Cheapflights makes it easy to find Montreal to Washington flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington from Montreal.

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

Need flexible booking options for your flight to Washington from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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