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$117+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YMQ
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
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 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3110:52 pmPDX - YUL
1 stop17h 56mUnited Airlines
mar. 1/203:00 pmYUL - PDX
1 stop9h 49mUnited Airlines
Deal found 12/10$402
This Air Canada deal was found by Cheapflights users on 12/10. 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.
jue. 12/189:50 amPDX - YUL
1 stop8h 10mAir Canada
jue. 1/159:00 amYUL - PDX
1 stop8h 40mAir Canada
Deal found 12/10$514
This Delta deal was found by Cheapflights users on 12/10. 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.
mar. 12/1612:32 amPDX - YUL
2 stops15h 22mDelta
jue. 1/152:45 pmYUL - PDX
1 stop10h 30mDelta
Deal found 12/10$576
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/188:35 amPDX - YUL
2 stops11h 23mAmerican Airlines
jue. 1/157:00 amYUL - PDX
1 stop16h 24mAmerican Airlines
Deal found 12/10$626
This Delta deal was found by Cheapflights users on 12/10. 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.
mar. 12/306:15 amPDX - YUL
2 stops14h 04mDelta
jue. 1/17:00 amYUL - PDX
2 stops14h 53mDelta
Deal found 12/10$715
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/307:10 amPDX - YUL
1 stop11h 07mUnited Airlines
jue. 1/19:15 amYUL - PDX
1 stop14h 33mUnited Airlines
Deal found 12/10$755
This Air Canada deal was found by Cheapflights users on 12/11. 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.
mar. 12/238:00 pmSEA - YUL
1 stop7h 44mAir Canada
sáb. 1/101:15 pmYUL - SEA
2 stops11h 51mAir Canada
Deal found 12/11$782
This Air Canada deal was found by Cheapflights users on 12/11. 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.
vie. 12/265:50 amSEA - YUL
1 stop8h 10mAir Canada
vie. 1/27:30 amYUL - SEA
1 stop17h 36mAir Canada
Deal found 12/11$792
This Kiwi.com deal was found by Cheapflights users on 12/10. 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. 12/1312:48 pmSEA - YUL
2 stops32h 42mMultiple Airlines
mar. 12/165:10 pmYUL - SEA
1 stop9h 09mMultiple Airlines
Deal found 12/10$822
This Trip.com deal was found by Cheapflights users on 12/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/113:10 pmSEA - YUL
1 stop12h 55mWestJet
jue. 12/187:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 12/10$888
This Air Canada deal was found by Cheapflights users on 12/9. 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.
mié. 12/175:50 amSEA - YUL
1 stop8h 10mAir Canada
mar. 12/233:10 pmYUL - SEA
1 stop10h 06mAir Canada
Deal found 12/9$894
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
lun. 12/298:05 amSEA - YUL
1 stop20h 00mMultiple Airlines
sáb. 1/37:20 pmYUL - SEA
2 stops41h 51mMultiple Airlines
Deal found 12/10$903

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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$275
(Kiwi.com)

One-way from

$117
(Kiwi.com)

Popular in

February

Cheapest in

September

Average price

$744

Good round-trip deal

$517 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)
Search Deals
One-way flight from Washington to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 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 12, 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

dom. 1/11

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

mar. 1/20

4:15 pm-2:20 pm

1 stop25h 05m

$275

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

vie. 1/9

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

mié. 1/14

9:00 am-2:31 pm

1 stop8h 31m

$309

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

jue. 1/8

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

jue. 1/15

6:45 am-7:17 pm

1 stop15h 32m

$362

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

mié. 2/11

7:55 am-12:38 am

1 stop13h 43m

Montreal Pierre Elliott Trudeau Intl

dom. 2/15

6:45 am-7:18 pm

1 stop15h 33m

$399

PortlandMontreal

PDX - YUL

PDXYUL

Portland

vie. 1/16

10:15 pm-10:44 pm

1 stop21h 29m

Montreal Pierre Elliott Trudeau Intl

dom. 1/18

7:00 am-8:24 pm

1 stop16h 24m

$402

PortlandMontreal

PDX - YUL

PDXYUL

Portland

dom. 1/4

11:55 pm-9:17 pm

1 stop18h 22m

Montreal Pierre Elliott Trudeau Intl

lun. 1/12

3:00 pm-9:49 pm

1 stop9h 49m

$402

PortlandMontreal

PDX - YUL

PDXYUL

Portland

vie. 1/9

7:00 am-9:17 pm

1 stop11h 17m

Montreal Pierre Elliott Trudeau Intl

lun. 1/12

3:00 pm-9:49 pm

1 stop9h 49m

$402

PortlandMontreal

PDX - YUL

PDXYUL

Portland

mié. 12/31

10:52 pm-7:48 pm

1 stop17h 56m

Montreal Pierre Elliott Trudeau Intl

mar. 1/20

3:00 pm-9:49 pm

1 stop9h 49m

$402

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

mié. 1/14

3:39 pm-7:05 am

2 stops12h 26m

Montreal Pierre Elliott Trudeau Intl

lun. 1/19

7:30 pm-7:52 pm

1 stop27h 22m

$402

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

lun. 2/2

3:40 pm-7:10 am

2 stops12h 30m

Montreal Pierre Elliott Trudeau Intl

mar. 2/3

10:10 am-7:16 pm

2 stops12h 06m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 41 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 $212). Flying from State of Washington to Montreal in December is currently the most expensive (average of $579). 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 12, 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.

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, American Airlines, and United Airlines fly from State of Washington to Montreal in about 12h 55m. The time it takes to get you to your destination can typically vary by up to 8h 34m. State of Washington and Montreal are separated by a distance of 2276 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 $1,519, 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 $329 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 $212). Flying from State of Washington to Montreal in December is currently the most expensive (average of $579). 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$207Average$660FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$276Average$652FlexibilityNo cancel feeOn-time67%
WestJetCheapest$289Average$546FlexibilityNo cancel feeOn-time60%
DeltaCheapest$354Average$654FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$493Average$668FlexibilityNo cancel feeOn-time71%

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