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$62+ Cheap flights from Washington to Canada

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYZ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Washington to Canada

Cheapest flights from Washington to Canada
Explore the most affordable flight options available from Washington to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Tue 11/253:10 pmSEA - YLW
1 stop6h 40mWestJet
Tue 12/28:50 amYLW - SEA
1 stop5h 30mWestJet
Deal found 10/28$130
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Tue 12/23:10 pmSEA - YLW
1 stop6h 40mWestJet
Mon 12/88:50 amYLW - SEA
1 stop5h 30mWestJet
Deal found 10/28$131
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 11/3011:55 amSEA - YLW
Nonstop1h 20mWestJet
Tue 12/98:50 amYLW - SEA
1 stop5h 30mWestJet
Deal found 10/28$132
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 11/3011:55 amSEA - YLW
Nonstop1h 20mWestJet
Sun 12/79:00 amYLW - SEA
Nonstop1h 22mWestJet
Deal found 10/28$134
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Sat 11/2211:55 amSEA - YLW
Nonstop1h 20mWestJet
Sun 11/239:00 amYLW - SEA
Nonstop1h 22mWestJet
Deal found 10/30$135
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Fri 12/511:55 amSEA - YLW
Nonstop1h 20mWestJet
Mon 12/88:50 amYLW - SEA
1 stop5h 30mWestJet
Deal found 10/28$137
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 11/303:10 pmSEA - YLW
1 stop6h 40mWestJet
Mon 12/88:50 amYLW - SEA
1 stop5h 30mWestJet
Deal found 10/28$140
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Tue 12/23:10 pmSEA - YLW
1 stop6h 40mMultiple Airlines
Tue 12/95:35 pmYLW - SEA
Nonstop1h 20mMultiple Airlines
Deal found 10/28$141
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Wed 12/33:15 pmSEA - YLW
1 stop6h 35mWestJet
Tue 12/98:50 amYLW - SEA
1 stop5h 30mWestJet
Deal found 10/28$144
This Trip.com deal was found by Cheapflights users on 10/30. 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.
Sun 12/1411:55 amSEA - YLW
Nonstop1h 20mWestJet
Sun 12/219:00 amYLW - SEA
Nonstop1h 22mWestJet
Deal found 10/30$146
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Wed 12/33:15 pmSEA - YLW
1 stop6h 35mWestJet
Mon 12/89:00 amYLW - SEA
Nonstop1h 22mWestJet
Deal found 10/28$147
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:05 amSEA - YVR
Nonstop1h 05mAir Canada
Sat 12/139:05 pmYVR - SEA
Nonstop1h 01mAir Canada
Deal found 10/29$150

Cheap flight deals from Washington to Canada

Keep the following information in mind while searching for Washington to Canada flight deals. Data was last updated October 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$130
(Kiwi.com)

One-way from

$62
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$442

Good round-trip deal

$138 or less

Good one-way deal

$89 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Toronto (YTO) flights.
Search Deals
From Washington to Canada
Search Deals
One-way flight from Washington to Canada
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Washington to Canada.
Search Deals
Price to beat on a one-way flight from Washington to Canada.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Canada 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 October 30, 2025.
Use the filters below to find and compare flights from Washington to Canada that are best for you.

Fly from

Washington

Fly to

Canada

Route

Depart

Return

Price

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Fri 11/21

11:55 am-1:15 pm

Nonstop1h 20m

Kelowna

Sun 11/23

9:00 am-10:22 am

Nonstop1h 22m

$137

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Sun 4/12

11:55 am-1:10 pm

Nonstop1h 15m

Kelowna

Sat 4/18

9:05 am-10:21 am

Nonstop1h 16m

$138

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Mon 4/13

11:55 am-1:10 pm

Nonstop1h 15m

Kelowna

Mon 4/20

9:05 am-10:21 am

Nonstop1h 16m

$138

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Fri 12/5

11:55 am-1:15 pm

Nonstop1h 20m

Kelowna

Sun 12/7

9:00 am-10:22 am

Nonstop1h 22m

$140

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Sun 4/12

11:55 am-1:10 pm

Nonstop1h 15m

Kelowna

Sun 4/19

9:05 am-10:21 am

Nonstop1h 16m

$143

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Wed 12/3

3:15 pm-9:50 pm

1 stop6h 35m

Kelowna

Tue 12/9

5:35 pm-6:55 pm

Nonstop1h 20m

$154

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Tue 12/2

3:26 pm-4:44 pm

Nonstop1h 18m

Kelowna

Tue 12/9

5:35 pm-6:55 pm

Nonstop1h 20m

$162

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Mon 4/13

3:10 pm-9:48 pm

1 stop6h 38m

Kelowna

Sat 4/18

9:05 am-10:21 am

Nonstop1h 16m

$168

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 12/5

3:10 pm-5:50 pm

Nonstop1h 40m

Calgary

Mon 12/8

1:25 pm-2:20 pm

Nonstop1h 55m

$171

SeattleVancouver

SEA - YVR

SEAYVR

Seattle/Tacoma Intl

Wed 11/26

11:26 am-12:30 pm

Nonstop1h 04m

Vancouver Intl

Wed 11/26

7:35 pm-8:38 pm

Nonstop1h 03m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Canada

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

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

Currently, March is the cheapest month in which you can book a flight from State of Washington to Canada (average of $64). Flying from State of Washington to Canada in May is currently the most expensive (average of $133). 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 CA?

Find hourly flight availability from Washington to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from State of Washington to Canada in the afternoon. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from State of Washington to Canada?

Use this chart to determine the cheapest time to fly round-trip from Washington to Canada. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their State of Washington to Canada flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Washington to Canada. 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 Canada?

    Departing from State of Washington to Canada will take you 1h 04m. The distance between State of Washington and Canada is about 127 mi. All flights are typically nonstop.

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

    One-way options have recently been found by users for as low as $62 on WestJet. Other airlines that offer cheap prices include Alaska Airlines from $68 and Air Canada from $69 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Canada 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 Canada?

    Currently, March is the cheapest month in which you can book a flight from State of Washington to Canada (average of $64). Flying from State of Washington to Canada in May is currently the most expensive (average of $133). 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

Browse thousands of different options on Cheapflights for your next trip

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Washington to Canada

Discover the top 7 airlines that operate flights from Washington to Canada. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$92Average$412FlexibilityNo cancel feeOn-time67%
DeltaCheapest$103Average$467FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$139Average$356FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$154Average$610FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$207Average$441FlexibilityNo cancel feeOn-time75%
Harbour Air SeaplanesCheapest$212Average$290FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$493Average$668FlexibilityNo cancel feeOn-time71%

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