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Cheap flights from Toronto to Washington from C$ 156

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SEA
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Toronto to Washington

Keep the following information in mind while searching for Toronto to Washington flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 277

One-way from

C$ 156

Popular in

December

Cheapest in

February

Average price

C$ 548

Good round-trip deal

C$ 507 or less

Good one-way deal

C$ 442 or less
WestJet
  • WestJet
  • 27/9-12/10
  • 2 total stops
  • 17h 59m total
  • Toronto to Washington
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WestJet
  • WestJet
  • 4/10
  • 1 total stop
  • 10h 05m total
  • Toronto to Washington
Search Deals
High demand for flights, 7% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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.
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Find flight deals from Toronto to Washington

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 15 September 2025.

Sat 27/96:00 a.m.YHM - PDX
1 stop10h 04mWestJet
Sun 12/101:45 p.m.PDX - YHM
1 stop7h 55mWestJet
Deal found 13/9C$ 277
Tue 21/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Fri 24/101:50 p.m.SEA - YHM
1 stop7h 50mWestJet
Deal found 13/9C$ 282
Thu 2/106:00 a.m.YKF - PDX
1 stop10h 05mWestJet
Sun 5/101:45 p.m.PDX - YKF
1 stop8h 00mWestJet
Deal found 13/9C$ 307
Thu 13/116:20 a.m.YKF - SEA
1 stop11h 00mWestJet
Wed 19/113:10 p.m.SEA - YKF
1 stop11h 18mWestJet
Deal found 13/9C$ 316
Tue 7/101:00 p.m.YYZ - SEA
1 stop9h 31mAir Canada
Fri 17/102:55 p.m.SEA - YYZ
1 stop7h 11mAir Canada
Deal found 14/9C$ 316
Tue 7/104:00 p.m.YYZ - SEA
2 stops9h 31mMultiple Airlines
Wed 8/101:50 p.m.SEA - YYZ
1 stop7h 32mMultiple Airlines
Deal found 14/9C$ 317
Tue 7/106:15 a.m.YYZ - SEA
2 stops11h 01mAir Canada
Wed 15/102:55 p.m.SEA - YYZ
2 stops13h 05mAir Canada
Deal found 14/9C$ 318
Sat 25/108:00 a.m.YYZ - SEA
1 stop7h 59mMultiple Airlines
Sat 1/117:55 a.m.SEA - YYZ
Nonstop4h 40mMultiple Airlines
Deal found 14/9C$ 320
Tue 11/117:45 a.m.YYZ - SEA
1 stop9h 35mMultiple Airlines
Tue 18/117:55 a.m.SEA - YYZ
Nonstop4h 40mMultiple Airlines
Deal found 13/9C$ 321
Fri 3/106:45 a.m.YYZ - SEA
1 stop8h 50mWestJet
Sun 12/108:40 a.m.SEA - YYZ
1 stop7h 12mWestJet
Deal found 14/9C$ 322
Wed 29/107:50 p.m.YYZ - SEA
Nonstop5h 26mAir Canada
Wed 5/1110:05 a.m.SEA - YYZ
1 stop8h 19mAir Canada
Deal found 14/9C$ 324
Sat 11/105:15 p.m.YYZ - SEA
1 stop8h 15mUnited Airlines
Wed 15/106:00 a.m.SEA - YYZ
1 stop10h 00mUnited Airlines
Deal found 14/9C$ 325

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 15 September 2025.
Use the filters below to find and compare flights from Toronto to Washington that are best for you.

Fly from

Toronto

Fly to

Washington

Route

Depart

Return

Price

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Sat 27/9

6:00 a.m.-1:04 p.m.

1 stop10h 04m

Portland

Sun 12/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 277

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Sat 4/10

6:00 a.m.-1:05 p.m.

1 stop10h 05m

Portland

Sun 12/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 277

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Tue 21/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

Seattle/Tacoma Intl

Fri 24/10

1:50 p.m.-12:40 a.m.

1 stop7h 50m

C$ 282

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Thu 13/11

6:20 a.m.-2:20 p.m.

1 stop11h 00m

Seattle/Tacoma Intl

Wed 19/11

3:10 p.m.-5:28 a.m.

1 stop11h 18m

C$ 316

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Thu 2/10

6:00 a.m.-1:05 p.m.

1 stop10h 05m

Portland

Sun 5/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 332

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 28/10

5:30 p.m.-10:45 p.m.

1 stop8h 15m

Seattle/Tacoma Intl

Tue 4/11

11:50 p.m.-1:43 p.m.

1 stop10h 53m

C$ 335

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 8/10

11:00 a.m.-6:49 p.m.

1 stop10h 49m

Seattle/Tacoma Intl

Wed 15/10

6:55 p.m.-9:19 a.m.

2 stops11h 24m

C$ 335

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 15/11

3:30 p.m.-10:45 p.m.

1 stop10h 15m

Seattle/Tacoma Intl

Sat 22/11

11:50 p.m.-11:48 a.m.

1 stop8h 58m

C$ 335

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 29/10

10:45 a.m.-9:13 p.m.

2 stops13h 28m

Seattle/Tacoma Intl

Wed 5/11

6:20 a.m.-5:49 p.m.

1 stop8h 29m

C$ 335

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 4/10

9:00 a.m.-6:45 p.m.

2 stops12h 45m

Seattle/Tacoma Intl

Sat 11/10

5:31 p.m.-7:00 a.m.

1 stop10h 29m

C$ 335

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 60 results
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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, January is the cheapest month in which you can book a flight from Toronto to State of Washington (average of C$ 262). Flying from Toronto to State of Washington in December is currently the most expensive (average of C$ 353). 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 15 September 2025.

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 15 September 2025.

The most flights from YTO to USWA are scheduled on a Sunday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 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 15 September 2025.
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
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
8.0
Very good
7,956 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,931 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
WestJet
7.2
Good
3,091 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Air Canada
7.1
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

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 8h 15m. WestJet provides one of the quickest options available for as low as C$ 335. 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 WestJet, with whom users have recently found tickets for as low as C$ 158. However, be on the lookout for offers from United Airlines and American Airlines, 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 Toronto Pearson Intl - Portland or Hamilton - 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: Alaska Airlines (90%), Hawaiian Airlines (90%), Air Tahiti Nui (86%).

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

    On average you can expect to pay C$ 753 for a flight from Toronto to State of Washington. The cheapest flight overall is C$ 251 while the most popular route, (Toronto Pearson Intl - Seattle/Tacoma Intl) is currently priced at C$ 291.

  • 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, January is the cheapest month in which you can book a flight from Toronto to State of Washington (average of C$ 262). Flying from Toronto to State of Washington in December is currently the most expensive (average of C$ 353). 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 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 183AverageC$ 433FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Alaska AirlinesCheapestC$ 325AverageC$ 520FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapestC$ 339AverageC$ 687FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 364AverageC$ 624FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 378AverageC$ 538FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Hawaiian AirlinesCheapestC$ 412AverageC$ 465FlexibilityNo 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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