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$86+ Cheap flights from Washington to Toronto (YTO)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YTO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Washington to Toronto

Keep the following information in mind while searching for Washington to Toronto flight deals. Data was last updated September 11, 2025.

Round-trip from

$223
(oojo)

One-way from

$86
(oojo)

Popular in

June

Cheapest in

January

Average price

$408

Good round-trip deal

$398 or less

Good one-way deal

$154 or less
From Washington to Toronto (YTO)
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One-way flight from Washington to Toronto (YTO)
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Highest demand for flights based on searches. 14% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington to Toronto (YTO).
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Price to beat on a one-way flight from Washington to Toronto (YTO).
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Find flight deals from Washington to Toronto

Cheapest flights from Washington to Toronto
Explore the most affordable flight options available from Washington to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:50 pmSEA - YHM
1 stop7h 50mWestJet
Mon 10/66:00 amYHM - SEA
1 stop17h 29mWestJet
Deal found 9/9$223
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Sat 10/181:50 pmSEA - YHM
1 stop7h 50mWestJet
Sat 10/256:00 amYHM - SEA
1 stop9h 59mWestJet
Deal found 9/10$242
This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:50 pmSEA - YHM
1 stop7h 50mWestJet
Sun 10/266:10 pmYHM - SEA
1 stop23h 10mWestJet
Deal found 9/9$245
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Mon 10/202:05 pmSEA - YHM
1 stop7h 35mWestJet
Thu 10/236:00 amYHM - SEA
1 stop9h 59mWestJet
Deal found 9/10$251
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sat 10/118:40 amSEA - YYZ
1 stop7h 12mWestJet
Sat 10/181:30 pmYYZ - SEA
1 stop8h 51mWestJet
Deal found 9/10$253
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/111:55 amSEA - YYZ
2 stops8h 44mMultiple Airlines
Sun 11/164:45 pmYYZ - SEA
Nonstop5h 20mMultiple Airlines
Deal found 9/9$254
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/311:55 amSEA - YYZ
1 stop16h 03mMultiple Airlines
Sat 11/154:45 pmYYZ - SEA
Nonstop5h 20mMultiple Airlines
Deal found 9/9$255
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/202:05 pmSEA - YYZ
1 stop7h 17mWestJet
Thu 10/236:30 amYYZ - SEA
1 stop9h 29mWestJet
Deal found 9/11$256
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/161:50 pmSEA - YHM
1 stop7h 50mWestJet
Tue 10/216:00 amYHM - SEA
1 stop9h 59mWestJet
Deal found 9/11$256
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 10/151:02 pmSEA - YYZ
2 stops14h 10mMultiple Airlines
Mon 10/208:00 amYYZ - SEA
1 stop7h 59mMultiple Airlines
Deal found 9/10$257
This oojo deal was found by Cheapflights users on 9/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/283:10 pmSEA - YKF
1 stop11h 18mWestJet
Mon 12/16:20 amYKF - SEA
1 stop11h 00mWestJet
Deal found 9/10$257
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/202:05 pmSEA - YYZ
1 stop7h 17mWestJet
Sun 11/27:45 amYYZ - SEA
1 stop9h 35mWestJet
Deal found 9/11$258

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Toronto 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 September 11, 2025.
Use the filters below to find and compare flights from Washington to Toronto that are best for you.

Fly from

Washington

Fly to

Toronto

Route

Depart

Return

Price

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 10/1

1:50 pm-12:40 am

1 stop7h 50m

Hamilton

Mon 10/6

6:00 am-8:29 pm

1 stop17h 29m

$223

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sat 10/18

1:50 pm-12:40 am

1 stop7h 50m

Hamilton

Sat 10/25

6:00 am-12:59 pm

1 stop9h 59m

$242

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Fri 10/24

1:50 pm-12:40 am

1 stop7h 50m

Hamilton

Sun 10/26

6:10 pm-2:20 pm

1 stop23h 10m

$245

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Mon 10/20

2:05 pm-12:40 am

1 stop7h 35m

Hamilton

Thu 10/23

6:00 am-12:59 pm

1 stop9h 59m

$256

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 10/16

1:50 pm-12:40 am

1 stop7h 50m

Hamilton

Tue 10/21

6:00 am-12:59 pm

1 stop9h 59m

$256

SeattleToronto

SEA - YKF

SEAYKF

Seattle/Tacoma Intl

Fri 11/28

3:10 pm-5:28 am

1 stop11h 18m

Toronto Region of Waterloo Intl

Mon 12/1

6:20 am-2:20 pm

1 stop11h 00m

$257

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sun 10/19

7:18 am-3:00 pm

Nonstop4h 42m

Toronto Pearson Intl

Sat 11/1

4:45 pm-7:05 pm

Nonstop5h 20m

$262

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 10/21

7:18 am-3:00 pm

Nonstop4h 42m

Toronto Pearson Intl

Mon 11/3

4:45 pm-7:05 pm

Nonstop5h 20m

$262

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 11/18

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Sun 11/23

4:45 pm-7:17 pm

Nonstop5h 32m

$262

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Mon 11/3

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Sat 11/15

4:45 pm-7:05 pm

Nonstop5h 20m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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

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

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

Currently, January is the cheapest month in which you can book a flight from State of Washington to Toronto (average of $243). Flying from State of Washington to Toronto in August is currently the most expensive (average of $348). 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 YTO?

Find hourly flight availability from Washington to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Toronto as you normally would.

Weekly flight availability from State of Washington to Toronto

Explore weekly flight availability from Washington to Toronto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 11, 2025.

The most flights from USWA to YTO are scheduled on a Thursday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

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

    There are many flights that can get you from State of Washington to Toronto in 4h 42m. Fly via WestJet, Alaska Airlines, or Air Canada to get the fastest option. State of Washington and Toronto are separated by a distance of 2054 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $99 on WestJet. Other airlines that offer cheap prices include Air Canada from $118 and United Airlines from $127 one-way.

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

    The most popular route from State of Washington to Toronto is Seattle/Tacoma Intl - Toronto Pearson Intl. You may also consider Seattle/Tacoma Intl - Hamilton or Portland - Toronto Pearson Intl.

  • What are the most reliable airlines from State of Washington to Toronto?

    No one likes to see their flight delayed. When booking a flight from State of Washington to Toronto consider choosing Qatar Airways (98%), Alaska Airlines (95%) or Hawaiian Airlines (95%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from State of Washington to Toronto? While on average our users pay $414, our data indicates the cheapest price to be $132. The most popular route (Seattle/Tacoma Intl - Toronto Pearson Intl), is priced around $210.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Toronto (average of $243). Flying from State of Washington to Toronto in August is currently the most expensive (average of $348). 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 Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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LaGuardia to Pearson Intl flights
Newark to Toronto Island flights
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O'Hare Intl to Pearson Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
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George Bush Intcntl to Pearson Intl flights
Dulles Intl to Toronto Island flights
Atlanta to Pearson Intl flights
Boston to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Baltimore to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Toronto Island flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights
Sky Harbor Intl to Pearson Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
Orlando to Pearson Intl flights
Nashville to Pearson Intl flights
Denver to Pierre Elliott Trudeau Intl flights
Midway to Toronto Island flights
Raleigh to Pierre Elliott Trudeau Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Los Angeles to Toronto Island flights
Dallas/Fort Worth to Toronto Island flights
Denver to Pearson Intl flights
Newark to Ottawa flights
Raleigh to Pearson Intl flights
John F Kennedy Intl to Ottawa flights
Atlanta to Pierre Elliott Trudeau Intl flights

Top 5 airlines flying from Washington to Toronto

Discover the top 5 airlines that operate flights from Washington to Toronto. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$128Average$453FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$160Average$480FlexibilityNo cancel feeOn-time69%
DeltaCheapest$170Average$399FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$235Average$302FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$276Average$504FlexibilityNo cancel feeOn-time75%

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