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$113+ Cheap flights from Washington 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YMQ
ene. 16 — ene. 231
vie. 1/16
vie. 1/23
1 adult, Economy
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Cheap flight deals from Washington to Montreal

Cheapest flights from Washington to Montreal
Explore the most affordable flight options available from Washington to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mié. 12/241:25 pmSEA - YUL
2 stops32h 05mMultiple Airlines
jue. 1/87:30 pmYUL - SEA
1 stop21h 50mMultiple Airlines
Deal found 12/15$439
This Air Canada deal was found by Cheapflights users on 12/15. 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.
lun. 12/2910:05 amSEA - YUL
1 stop7h 55mAir Canada
vie. 1/97:30 amYUL - SEA
1 stop10h 01mAir Canada
Deal found 12/15$471
This Air Canada deal was found by Cheapflights users on 12/15. 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.
lun. 12/295:50 amSEA - YUL
2 stops10h 24mAir Canada
mié. 1/71:05 pmYUL - SEA
2 stops12h 01mAir Canada
Deal found 12/15$482
This Air Canada deal was found by Cheapflights users on 12/15. 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.
lun. 12/295:50 amSEA - YUL
1 stop8h 10mAir Canada
mar. 1/610:30 pmYUL - SEA
2 stops19h 01mAir Canada
Deal found 12/15$507
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
mié. 12/241:25 pmSEA - YUL
2 stops32h 05mMultiple Airlines
vie. 1/96:45 amYUL - SEA
1 stop15h 32mMultiple Airlines
Deal found 12/15$534
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
dom. 12/289:25 amSEA - YUL
2 stops12h 18mWestJet
jue. 1/87:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 12/15$545
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
sáb. 12/279:25 amSEA - YUL
2 stops12h 18mWestJet
jue. 1/87:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 12/15$607
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/246:15 amPDX - YUL
2 stops14h 44mDelta
dom. 3/2912:55 pmYUL - PDX
1 stop11h 58mDelta
Deal found 12/17$624
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
jue. 12/2511:10 pmSEA - YUL
1 stop14h 17mMultiple Airlines
jue. 1/87:30 pmYUL - SEA
1 stop21h 50mMultiple Airlines
Deal found 12/15$636
This Air Canada deal was found by Cheapflights users on 12/15. 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.
lun. 12/2910:05 amSEA - YUL
1 stop7h 55mAir Canada
lun. 1/59:00 pmYUL - SEA
1 stop15h 15mAir Canada
Deal found 12/15$643
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/266:15 amPDX - YUL
2 stops14h 04mDelta
vie. 1/212:37 pmYUL - PDX
1 stop12h 42mDelta
Deal found 12/15$666
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1810:05 amPDX - YUL
2 stops10h 42mDelta
jue. 1/17:00 amYUL - PDX
2 stops14h 53mDelta
Deal found 12/14$671

Find flight deals from Washington to Montreal

Keep the following information in mind while searching for Washington to Montreal flight deals. Data was last updated diciembre 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(Kiwi.com)

One-way from

$113
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$754

Good round-trip deal

$563 or less

Good one-way deal

$274 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Montreal (YMQ) flights.
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From Washington to Montreal (YMQ)
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One-way flight from Washington to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Washington to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from Washington to Montreal (YMQ).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 diciembre 17, 2025.
Use the filters below to find and compare flights from Washington to Montreal that are best for you.

Fly from

Washington

Fly to

Montreal

Route

Depart

Return

Price

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

mié. 1/14

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

mié. 1/21

7:30 pm-2:20 pm

1 stop21h 50m

$275

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

lun. 1/12

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

mié. 1/21

7:30 pm-2:20 pm

1 stop21h 50m

$277

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

dom. 4/26

2:05 pm-12:42 am

1 stop7h 37m

Montreal Pierre Elliott Trudeau Intl

lun. 4/27

6:45 am-1:08 pm

1 stop9h 23m

$300

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

vie. 3/20

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

dom. 3/22

6:45 am-2:19 pm

2 stops34h 34m

$307

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

vie. 1/30

10:51 am-7:05 am

2 stops17h 14m

Montreal Pierre Elliott Trudeau Intl

vie. 2/6

6:45 am-7:17 pm

1 stop15h 32m

$326

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

jue. 2/19

12:16 pm-7:05 am

2 stops15h 49m

Montreal Pierre Elliott Trudeau Intl

dom. 2/22

7:30 pm-2:19 pm

1 stop21h 49m

$326

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

jue. 4/23

3:10 pm-3:13 pm

1 stop21h 03m

Montreal Pierre Elliott Trudeau Intl

mié. 4/29

6:45 am-1:08 pm

1 stop9h 23m

$326

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

jue. 1/22

3:10 pm-12:43 am

2 stops30h 33m

Montreal Pierre Elliott Trudeau Intl

dom. 1/25

6:45 am-2:20 pm

2 stops34h 35m

$334

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

vie. 5/1

7:05 am-12:42 am

1 stop14h 37m

Montreal Pierre Elliott Trudeau Intl

vie. 5/8

6:45 am-2:09 pm

2 stops10h 24m

$337

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

vie. 4/24

3:10 pm-12:38 am

2 stops30h 28m

Montreal Pierre Elliott Trudeau Intl

mié. 4/29

6:45 am-1:08 pm

1 stop9h 23m

$338

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 44 results
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Best time to book a flight from Washington to Montreal

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

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

Currently, May is the cheapest month in which you can book a flight from State of Washington to Montreal (average of $214). Flying from State of Washington to Montreal in December is currently the most expensive (average of $562). 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 WA to YMQ?

Find hourly flight availability from Washington to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 17, 2025.

It’s optimal to fly from State of Washington to Montreal in the afternoon. By choosing this option you can save up to 63% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from State of Washington to Montreal?

Related info for your journey

Find useful and relevant information for your journey from Washington to Montreal. 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 State of Washington to Montreal?

    Airlines like WestJet, United Airlines, and Air Canada fly from State of Washington to Montreal in about 10h 29m. The time it takes to get you to your destination can typically vary by up to 11h. State of Washington and Montreal are separated by a distance of 2325 mi. This flight may include one or multiple stops.

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

    $165 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 American Airlines, with prices starting from $186 and $191, respectively.

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

    The most popular flight routes from State of Washington to Montreal are Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl, Portland - Montreal Pierre Elliott Trudeau Intl and Pasco Tri Cities - Montreal Pierre Elliott Trudeau Intl.

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

    While on average a flight from State of Washington to Montreal is generally $1,581, our data shows the cheapest flight currently is $274. When looking at the most popular route, (Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl), you can expect to pay $265 for that flight.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Montreal (average of $214). Flying from State of Washington to Montreal in December is currently the most expensive (average of $562). 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 Washington to Montreal

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

Discover the top 5 airlines that operate flights from Washington 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 diciembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$207Average$638FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$277Average$653FlexibilityNo cancel feeOn-time67%
WestJetCheapest$289Average$541FlexibilityNo cancel feeOn-time60%
DeltaCheapest$354Average$654FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$493Average$668FlexibilityNo cancel feeOn-time71%

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