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Cheap flights from Montreal to Washington from C$ 231

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SEA
30 Mar — 6 Apr1
1 adult

Cheap flight deals from Montreal to Washington

Keep the following information in mind while searching for Montreal to Washington flight deals. Data was last updated 25 March 2025.

Round-trip from

C$ 450

One-way from

C$ 231

Popular in

December

Cheapest in

August

Average price

C$ 712

Good round-trip deal

C$ 586 or less
United Airlines
  • United Airlines
  • 11/7-14/7
  • 3 total stops
  • 32h 51m total
  • Montreal to Washington
Search Deals
WestJet
  • WestJet
  • 29/8
  • 1 total stop
  • 8h 58m total
  • Montreal to Washington
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Montreal (YMQ) to Washington.
Search Deals

Find flight deals from Montreal to Washington

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 25 March 2025.

Fri 11/78:05 a.m.YUL - PDX
1 stop19h 40mUnited Airlines
Mon 14/711:59 p.m.PDX - YUL
2 stops13h 11mUnited Airlines
Deal found 24/3C$ 450
Thu 8/56:45 a.m.YUL - PDX
2 stops33h 07mWestJet
Sat 17/51:45 p.m.PDX - YUL
1 stop7h 58mWestJet
Deal found 24/3C$ 467
Fri 11/712:45 p.m.YUL - PDX
1 stop12h 12mDelta
Mon 14/79:45 p.m.PDX - YUL
1 stop11h 01mDelta
Deal found 24/3C$ 486
Tue 17/66:45 a.m.YUL - SEA
2 stops16h 43mWestJet
Thu 19/67:05 a.m.SEA - YUL
1 stop14h 38mWestJet
Deal found 24/3C$ 516
Fri 9/53:10 p.m.YUL - SEA
2 stops26h 15mMultiple Airlines
Mon 12/53:20 p.m.SEA - YUL
2 stops25h 37mMultiple Airlines
Deal found 24/3C$ 524
Tue 13/51:30 p.m.YUL - PDX
2 stops12h 25mAir Canada
Tue 20/53:25 p.m.PDX - YUL
2 stops12h 45mAir Canada
Deal found 25/3C$ 543
Wed 16/44:04 p.m.YUL - SEA
2 stops21h 11mAmerican Airlines
Mon 21/410:59 p.m.SEA - YUL
1 stop10h 21mAmerican Airlines
Deal found 24/3C$ 569
Tue 1/47:14 a.m.YUL - PDX
2 stops13h 26mAmerican Airlines
Mon 7/47:35 a.m.PDX - YUL
2 stops12h 09mAmerican Airlines
Deal found 24/3C$ 570
Thu 8/56:45 a.m.YUL - PDX
3 stops32h 55mMultiple Airlines
Sat 17/51:45 p.m.PDX - YUL
2 stops25h 02mMultiple Airlines
Deal found 24/3C$ 572
Thu 8/54:45 p.m.YUL - SEA
Nonstop5h 52mAir Canada
Thu 15/57:20 a.m.SEA - YUL
Nonstop5h 10mAir Canada
Deal found 24/3C$ 696
Wed 16/46:10 a.m.YUL - SEA
2 stops15h 29mDelta
Sun 20/49:25 a.m.SEA - YUL
1 stop11h 34mDelta
Deal found 24/3C$ 735
Fri 9/54:45 p.m.YUL - SEA
Nonstop5h 52mUnited Airlines
Sun 18/57:00 a.m.SEA - YUL
1 stop11h 29mUnited Airlines
Deal found 24/3C$ 739

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 25 March 2025.
Use the filters below to find and compare flights from Montreal to Washington that are best for you.

Fly from

Montreal

Fly to

Washington

Route

Depart

Return

Price

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 11/7

8:05 a.m.-12:45 a.m.

1 stop19h 40m

Portland

Mon 14/7

11:59 p.m.-4:10 p.m.

2 stops13h 11m

C$ 450

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 8/5

6:45 a.m.-12:52 p.m.

2 stops33h 07m

Portland

Sat 17/5

1:45 p.m.-12:43 a.m.

1 stop7h 58m

C$ 467

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 11/7

12:45 p.m.-9:57 p.m.

1 stop12h 12m

Portland

Mon 14/7

9:45 p.m.-11:46 a.m.

1 stop11h 01m

C$ 486

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 17/6

6:45 a.m.-8:28 p.m.

2 stops16h 43m

Seattle/Tacoma Intl

Thu 19/6

7:05 a.m.-12:43 a.m.

1 stop14h 38m

C$ 516

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Fri 9/5

3:10 p.m.-2:25 p.m.

2 stops26h 15m

Seattle/Tacoma Intl

Mon 12/5

3:20 p.m.-7:57 p.m.

2 stops25h 37m

C$ 524

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Tue 13/5

1:30 p.m.-10:55 p.m.

2 stops12h 25m

Portland

Tue 20/5

3:25 p.m.-7:10 a.m.

2 stops12h 45m

C$ 543

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 16/4

4:04 p.m.-10:15 a.m.

2 stops21h 11m

Seattle/Tacoma Intl

Mon 21/4

10:59 p.m.-12:20 p.m.

1 stop10h 21m

C$ 569

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 8/5

6:45 a.m.-12:40 p.m.

3 stops32h 55m

Portland

Sat 17/5

1:45 p.m.-7:57 p.m.

3 stops27h 12m

C$ 572

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 8/5

4:45 p.m.-7:37 p.m.

Nonstop5h 52m

Seattle/Tacoma Intl

Thu 15/5

7:20 a.m.-3:30 p.m.

Nonstop5h 10m

C$ 696

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 16/4

6:10 a.m.-6:39 p.m.

2 stops15h 29m

Seattle/Tacoma Intl

Sun 20/4

9:25 a.m.-11:59 p.m.

1 stop11h 34m

C$ 735

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/3

Showing 1-10 of 28 results
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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, January 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 December is currently the most expensive (average of C$ 353). 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 WA?

Find hourly flight availability from Montreal to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

When flying from Montreal to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit State of Washington when rainfall is around 18.0 mm.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 25 March 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Montreal to Washington. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
8,957 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Montreal to State of Washington one-way?

    C$ 231 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from C$ 265 and C$ 266, respectively.

  • 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 - Everett Paine Field as they are the most popular.

  • What are the cheapest flights from Montreal to State of Washington?

    The cheapest flight price from Montreal to State of Washington is C$ 523. On average you can expect to pay C$ 722. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl), can usually be booked for C$ 519.

  • 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, January 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 December is currently the most expensive (average of C$ 353). 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 410AverageC$ 636FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 526AverageC$ 676FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 549AverageC$ 750FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 552AverageC$ 747FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 590AverageC$ 774FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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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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