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Cheap flights from Toronto to Washington from C$ 168

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 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SEA
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Toronto to Washington

Enter your travel dates to find the best prices.

Cheapest flights from Toronto to Washington
Explore the most affordable flight options available from Toronto to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Thu 23/47:45 a.m.
YYZ
-
SEA
1 stop9h 34m
WestJet
Wed 29/410:30 a.m.
SEA
-
YYZ
1 stop9h 15m
WestJet
Deal found 5/3C$ 277
Fri 1/51:30 p.m.
YYZ
-
SEA
1 stop8h 15m
WestJet
Sat 2/510:30 a.m.
SEA
-
YYZ
2 stops10h 29m
WestJet
Deal found 5/3C$ 280
Wed 15/47:45 a.m.
YYZ
-
SEA
1 stop9h 34m
WestJet
Wed 22/43:10 p.m.
SEA
-
YYZ
2 stops11h 48m
WestJet
Deal found 5/3C$ 282
Tue 21/47:45 a.m.
YYZ
-
SEA
1 stop9h 34m
WestJet
Tue 28/410:30 a.m.
SEA
-
YYZ
1 stop9h 15m
WestJet
Deal found 5/3C$ 285
Fri 1/51:30 p.m.
YYZ
-
SEA
1 stop8h 15m
WestJet
Mon 4/57:35 p.m.
SEA
-
YYZ
1 stop8h 20m
WestJet
Deal found 5/3C$ 286
Fri 8/51:30 p.m.
YYZ
-
SEA
1 stop8h 15m
WestJet
Fri 15/57:35 p.m.
SEA
-
YYZ
1 stop8h 20m
WestJet
Deal found 5/3C$ 288
Fri 22/51:30 p.m.
YYZ
-
SEA
1 stop8h 15m
WestJet
Thu 28/57:35 p.m.
SEA
-
YYZ
1 stop8h 20m
WestJet
Deal found 5/3C$ 297
Sun 19/47:45 a.m.
YYZ
-
SEA
1 stop9h 34m
WestJet
Sun 26/47:35 p.m.
SEA
-
YYZ
1 stop13h 20m
WestJet
Deal found 5/3C$ 307
Fri 17/48:00 a.m.
YYZ
-
SEA
2 stops14h 20m
Air Canada
Wed 22/43:40 p.m.
SEA
-
YYZ
2 stops10h 49m
Air Canada
Deal found 5/3C$ 312
Thu 4/612:00 p.m.
YYZ
-
SEA
2 stops9h 45m
WestJet
Sun 7/610:30 a.m.
SEA
-
YYZ
2 stops31h 40m
WestJet
Deal found 5/3C$ 313
Fri 24/42:30 p.m.
YYZ
-
SEA
2 stops27h 01m
WestJet
Mon 27/47:35 p.m.
SEA
-
YYZ
1 stop7h 10m
WestJet
Deal found 5/3C$ 315
Thu 23/47:30 p.m.
YYZ
-
SEA
Nonstop5h 23m
Air Canada
Thu 30/410:20 a.m.
SEA
-
YYZ
1 stop8h 48m
Air Canada
Deal found 9/3C$ 316

Find flight deals from Toronto to Washington

Keep the following information in mind while searching for Toronto to Washington flight deals. Data was last updated 10 March 2026.

Round-trip from

C$ 277

One-way from

C$ 168

Popular in

June

Cheapest in

February

Average price

C$ 445

Good round-trip deal

C$ 390 or less

Good one-way deal

C$ 280 or less
WestJet
  • WestJet
  • 23/4-29/4
  • 2 total stops
  • 18h 49m total
  • Toronto to Washington
Search Deals
WestJet
  • WestJet
  • 19/4
  • 1 total stop
  • 9h 34m total
  • Toronto to Washington
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Toronto (YTO) to Washington.
Search Deals
Price to beat on a one-way flight from Toronto (YTO) to Washington.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto to Washington 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 10 March 2026.
Use the filters below to find and compare flights from Toronto to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Sun 3/5

8:40 p.m.-6:45 p.m.

1 stop25h 05m

Seattle/Tacoma Intl

Sat 16/5

7:35 p.m.-7:50 p.m.

1 stop21h 15m

C$ 343

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 19/5

6:30 a.m.-12:25 p.m.

1 stop8h 55m

Seattle/Tacoma Intl

Tue 26/5

11:20 p.m.-10:04 a.m.

1 stop7h 44m

C$ 346

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 22/4

6:10 p.m.-2:19 p.m.

1 stop23h 09m

Seattle/Tacoma Intl

Wed 29/4

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 354

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 17/4

1:00 p.m.-12:34 a.m.

1 stop14h 34m

Seattle/Tacoma Intl

Sun 19/4

11:59 p.m.-11:49 a.m.

1 stop8h 50m

C$ 356

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Tue 19/5

6:10 p.m.-9:40 a.m.

1 stop18h 30m

Seattle/Tacoma Intl

Tue 26/5

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 358

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Thu 4/6

6:10 p.m.-9:40 a.m.

1 stop18h 30m

Seattle/Tacoma Intl

Sun 7/6

10:30 a.m.-5:15 p.m.

1 stop27h 45m

C$ 368

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 20/4

7:43 p.m.-9:46 a.m.

2 stops17h 03m

Seattle/Tacoma Intl

Sat 9/5

3:40 p.m.-9:54 a.m.

2 stops15h 14m

C$ 369
Quickest round-trip

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 14/5

7:22 p.m.-11:44 p.m.

1 stop7h 22m

Seattle/Tacoma Intl

Sun 17/5

5:30 a.m.-3:14 p.m.

1 stop6h 44m

C$ 379

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 22/4

2:30 p.m.-8:53 p.m.

1 stop9h 23m

Seattle/Tacoma Intl

Thu 23/4

10:35 p.m.-11:49 a.m.

1 stop10h 14m

C$ 379

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 24/4

1:00 p.m.-7:00 p.m.

1 stop9h 00m

Seattle/Tacoma Intl

Mon 27/4

11:59 p.m.-11:49 a.m.

1 stop8h 50m

C$ 379

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Toronto to Washington

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

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

Currently, December is the cheapest month in which you can book a flight from Toronto to State of Washington (average of C$ 178). Flying from Toronto to State of Washington in July is currently the most expensive (average of C$ 320). 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 YTO to WA?

Find hourly flight availability from Toronto to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 March 2026.

When flying from Toronto to State of Washington, 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 Toronto to State of Washington

Explore weekly flight availability from Toronto to Washington. 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 10 March 2026.

The most flights from YTO to USWA are scheduled on a Sunday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

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

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated 10 March 2026.
Read through reviews of airlines operating flights from Toronto to Washington, such as Alaska Airlines,Delta, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
12,014 reviews
Check prices

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
12,014 reviews
Alaska Airlines
8.0
Very good
12,014 reviews
Check prices

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,276 reviews
Alaska Airlines
8.0
Very good
12,014 reviews
Check prices

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
United Airlines
7.4
Good
9,409 reviews
Alaska Airlines
8.0
Very good
12,014 reviews
Check prices

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
WestJet
7.2
Good
3,288 reviews
Alaska Airlines
8.0
Very good
12,014 reviews
Check prices

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Air Canada
7.1
Good
10,800 reviews
Alaska Airlines
8.0
Very good
12,014 reviews
Check prices

Overall

8.0

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

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

    A quick flight from Toronto to State of Washington can take about 7h 22m. WestJet provides one of the quickest options available for as low as C$ 379. Toronto and State of Washington are separated by a distance of 3306 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as C$ 150. However, be on the lookout for offers from Alaska Airlines and WestJet, as they are both options that can get you from Toronto to State of Washington for a low price.

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

    While some choose either Hamilton - Seattle/Tacoma Intl or Toronto Island - Seattle/Tacoma Intl, Toronto Pearson Intl - Seattle/Tacoma Intl is the most popular route from Toronto to State of Washington.

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

    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 Toronto to State of Washington on time: Qatar Airways (72%), Alaska Airlines (72%), Hawaiian Airlines (72%).

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

    On average you can expect to pay C$ 428 for a flight from Toronto to State of Washington. The cheapest flight overall is C$ 199 while the most popular route, (Toronto Pearson Intl - Seattle/Tacoma Intl) is currently priced at C$ 334.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Toronto to State of Washington (average of C$ 178). Flying from Toronto to State of Washington in July is currently the most expensive (average of C$ 320). 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 Toronto to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Toronto to Washington

Discover the top 6 airlines that operate flights from Toronto to Washington. 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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 125AverageC$ 383FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 249AverageC$ 527FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 269AverageC$ 443FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 299AverageC$ 611FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 307AverageC$ 585FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Hawaiian AirlinesCheapestC$ 403AverageC$ 455FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Toronto to Washington. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Washington from Toronto by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Toronto to Washington with no change fees.

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

Yes, Cheapflights offers price alerts on Toronto to Washington flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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