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Cheap flights from Washington to Toronto from C$ 90

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YTO
13 Feb — 20 Feb1
1 adult
1 adult, Economy, 0 bags

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 14 January 2026.

Round-trip from

C$ 308

One-way from

C$ 90

Popular in

June

Cheapest in

January

Average price

C$ 369

Good round-trip deal

C$ 322 or less

Good one-way deal

C$ 169 or less
WestJet
  • WestJet
  • 6/2-10/2
  • 3 total stops
  • 18h 17m total
  • Washington to Toronto
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WestJet
  • WestJet
  • 29/4
  • 2 total stops
  • 10h 55m total
  • Washington to Toronto
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 137 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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

Enter your travel dates to find the best prices.

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 14 January 2026.

Fri 24/47:55 a.m.
SEA
-
YYZ
Nonstop4h 50m
Multiple Airlines
Sun 26/412:00 p.m.
YYZ
-
SEA
2 stops11h 28m
Multiple Airlines
Deal found 13/1C$ 305
Fri 6/211:55 a.m.
SEA
-
YYZ
2 stops8h 43m
WestJet
Sun 8/27:45 a.m.
YYZ
-
SEA
1 stop9h 34m
WestJet
Deal found 14/1C$ 307
Fri 6/211:55 a.m.
SEA
-
YYZ
2 stops8h 43m
WestJet
Tue 10/27:45 a.m.
YYZ
-
SEA
1 stop9h 34m
WestJet
Deal found 13/1C$ 308
Tue 27/18:00 p.m.
SEA
-
YYZ
1 stop7h 15m
Air Canada
Sat 31/17:50 p.m.
YYZ
-
SEA
Nonstop5h 26m
Air Canada
Deal found 12/1C$ 310
Sun 12/46:18 p.m.
SEA
-
YYZ
1 stop9h 25m
Multiple Airlines
Thu 23/47:45 a.m.
YYZ
-
SEA
1 stop9h 34m
Multiple Airlines
Deal found 13/1C$ 311
Sun 12/48:05 a.m.
SEA
-
YYZ
Nonstop4h 40m
Multiple Airlines
Fri 17/47:30 p.m.
YYZ
-
SEA
Nonstop5h 21m
Multiple Airlines
Deal found 12/1C$ 312
Sun 12/46:18 p.m.
SEA
-
YYZ
1 stop9h 25m
Multiple Airlines
Tue 21/47:45 a.m.
YYZ
-
SEA
1 stop9h 34m
Multiple Airlines
Deal found 13/1C$ 314
Sat 18/48:00 a.m.
SEA
-
YYZ
Nonstop4h 54m
Air Canada
Fri 24/412:00 p.m.
YYZ
-
SEA
2 stops13h 10m
Air Canada
Deal found 13/1C$ 315
Thu 23/43:10 p.m.
SEA
-
YYZ
2 stops11h 48m
WestJet
Sun 26/49:00 a.m.
YYZ
-
SEA
2 stops14h 28m
WestJet
Deal found 13/1C$ 318
Sun 12/410:10 a.m.
SEA
-
YYZ
1 stop8h 10m
Air Canada
Sat 18/49:00 p.m.
YYZ
-
SEA
1 stop15h 33m
Air Canada
Deal found 12/1C$ 319
Mon 30/38:00 p.m.
SEA
-
YTZ
2 stops11h 25m
Air Canada
Sat 4/43:35 p.m.
YTZ
-
SEA
2 stops9h 35m
Air Canada
Deal found 13/1C$ 319
Mon 13/46:18 p.m.
SEA
-
YYZ
1 stop9h 25m
Multiple Airlines
Fri 24/44:55 p.m.
YYZ
-
SEA
Nonstop5h 28m
Multiple Airlines
Deal found 13/1C$ 321

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 629,999 searches. Data last updated 14 January 2026.
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

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 12/3

10:05 a.m.-10:56 p.m.

2 stops9h 51m

Toronto Pearson Intl

Sun 15/3

7:50 p.m.-10:16 p.m.

Nonstop5h 26m

C$ 316

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Sun 29/3

5:50 a.m.-9:32 p.m.

2 stops12h 42m

Toronto Island

Sat 4/4

3:35 p.m.-10:10 p.m.

2 stops9h 35m

C$ 323

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 17/2

7:55 a.m.-3:35 p.m.

Nonstop4h 40m

Toronto Pearson Intl

Sun 22/2

7:45 a.m.-2:19 p.m.

1 stop9h 34m

C$ 333

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 12/2

8:10 a.m.-3:53 p.m.

Nonstop4h 43m

Toronto Pearson Intl

Thu 19/2

10:35 p.m.-9:15 a.m.

1 stop13h 40m

C$ 336

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 23/4

8:00 a.m.-3:54 p.m.

Nonstop4h 54m

Toronto Pearson Intl

Sun 26/4

9:00 p.m.-9:33 a.m.

1 stop15h 33m

C$ 336

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 14/2

11:35 p.m.-11:48 a.m.

1 stop9h 13m

Toronto Pearson Intl

Tue 17/2

9:00 p.m.-11:49 a.m.

1 stop17h 49m

C$ 337

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Mon 26/1

3:10 p.m.-5:58 a.m.

2 stops11h 48m

Toronto Pearson Intl

Sun 1/2

8:00 a.m.-2:19 p.m.

2 stops33h 19m

C$ 337

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 27/1

8:10 a.m.-6:57 p.m.

1 stop7h 47m

Toronto Pearson Intl

Sat 31/1

4:10 p.m.-9:15 p.m.

1 stop8h 05m

C$ 337

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 29/4

2:05 p.m.-5:50 a.m.

2 stops12h 45m

Toronto Pearson Intl

Sun 3/5

6:30 a.m.-1:08 p.m.

1 stop9h 38m

C$ 337

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 27/1

5:00 a.m.-3:02 p.m.

1 stop7h 02m

Toronto Pearson Intl

Fri 30/1

3:45 p.m.-10:59 p.m.

1 stop10h 14m

C$ 337

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

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, April is the cheapest month in which you can book a flight from State of Washington to Toronto (average of C$ 169). Flying from State of Washington to Toronto in December is currently the most expensive (average of C$ 390). 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 14 January 2026.

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

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 14 January 2026.

The most flights from USWA to YTO are scheduled on a Monday (6 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

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

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?

    Air Canada, United Airlines, and WestJet can get you from State of Washington to Toronto in just under 7h 40m. Your travel time can differ by up to 2h 11m. There are 3257 km between State of Washington and Toronto. Both multi-stop and direct flights can be found to your destination and back.

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

    C$ 138 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on WestJet and Alaska Airlines, with prices starting from C$ 148 and C$ 157, respectively.

  • 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 - Toronto Island or Portland - Toronto Pearson Intl.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from State of Washington to Toronto on time: Qatar Airways (86%), Alaska Airlines (85%), Hawaiian Airlines (85%).

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

    The cheapest flight price from State of Washington to Toronto is C$ 121. On average you can expect to pay C$ 420. The most popular route, (Seattle/Tacoma Intl - Toronto Pearson Intl), can usually be booked for C$ 255.

  • 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, April is the cheapest month in which you can book a flight from State of Washington to Toronto (average of C$ 169). Flying from State of Washington to Toronto in December is currently the most expensive (average of C$ 390). 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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Fort Lauderdale to Pierre Elliott Trudeau Intl flights
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Sky Harbor Intl to Pearson Intl flights
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Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Dulles Intl to Toronto Island flights
San Francisco to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Pearson Intl flights
Midway to Toronto Island flights
Atlanta to Pierre Elliott Trudeau Intl flights
Midway to Pierre Elliott Trudeau Intl flights
Baltimore to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Miami to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Midway to Pearson Intl flights
Tampa to Pearson Intl flights
Charlotte to Pearson Intl flights
Orlando to Pearson Intl flights
Orlando to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Toronto Island flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Raleigh to Pearson Intl flights
Raleigh to Pierre Elliott Trudeau Intl flights
San Diego to Pearson Intl flights
Detroit to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights

Top 4 airlines flying from Washington to Toronto

Discover the top 4 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 629,999 searches. Data last updated 14 January 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 286AverageC$ 392FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Alaska AirlinesCheapestC$ 313AverageC$ 788FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapestC$ 366AverageC$ 530FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 490AverageC$ 542FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Washington to Toronto?

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Why should you use Cheapflights to find cheap flight tickets from Washington to Toronto?

Millions of users choose and trust Cheapflights to book the best flight deals from Washington to Toronto for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Washington to Toronto with no change fees?

Yes, we can. To see specific flights from Washington to Toronto with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Washington to Toronto become cheaper?

Yes! Start tracking prices for Washington to Toronto flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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