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Toronto To Seattle Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

August
September
October
November
December
January
February
March
April

August is by far the best month, wherein you can get cheapest flights for Toronto to Seattle. Meanwhile, September is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
August

August- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
August

August - is the cheapest month to book round trip flights.

Cheaper Fare
£ 95

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Toronto To Seattle

Cheapest
American Airlines
American Airlines

YYZ

18:21

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

08h 20m
ellipse
1 Stop

SEA

23:41

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£240
United Airlines
United Airlines

YYZ

16:18

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

07h 59m
ellipse
1 Stop

SEA

21:17

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£264
United Airlines
United Airlines

YYZ

17:15

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

08h 03m
ellipse
1 Stop

SEA

22:18

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£264
Air Canada
Air Canada

YYZ

08:40

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

05h 20m
ellipse
Non Stop

SEA

11:00

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£289
United Airlines
United Airlines

YYZ

08:40

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

05h 20m
ellipse
Non Stop

SEA

11:00

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£295
WestJet Airlines
WestJet Airlines

YYZ

12:00

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

11h 28m
ellipse
2 Stop

SEA

20:28

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£360
American Airlines
American Airlines

YYZ

15:14

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

07h 48m
ellipse
1 Stop

SEA

20:02

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£371
Delta Airlines
Delta Airlines

YYZ

18:13

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

06h 52m
ellipse
1 Stop

SEA

22:05

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£394
Air Canada
Air Canada

YYZ

06:15

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

11h 01m
ellipse
2 Stop

SEA

14:16

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£471
WestJet Airlines
WestJet Airlines

YYZ

08:00

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

07h 58m
ellipse
1 Stop

SEA

12:58

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£572
Alaska Airlines
Alaska Airlines

YYZ

16:45

Toronto

Lester B Pearson International Airport

Fri , 29 Aug 2025

05h 22m
ellipse
Non Stop

SEA

19:07

Seattle

Seattle Tacoma International Airport

Fri, 29 Aug 2025

£662
ellipse

Find the Lowest Airfare Toronto to Seattle

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
£95
20 August 2025
WestJet Airlines
06:00 AM
Cheapest Airfare Within 30 Days
£95
20 August 2025
WestJet Airlines
06:00 AM
Cheapest Airfare Within 90 Days
£95
20 August 2025
WestJet Airlines
06:00 AM
ellipse

Early Morning Flight Toronto to Seattle

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Cheapest Flight
Found
£471
group
Average Flight
Time
11h 01m
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Date/Time
29 Aug 2025
06:15 AM
plane
Airlines
Air Canada
Ellipse

Late Night Flight Toronto to Seattle

wallet
Cheapest Flight
Found
£240
group
Average Flight
Time
08h 20m
calendar
Date/Time
29 Aug 2025
18:21 PM
plane
Airlines
American Airlines

Flights from Toronto to Seattle with Easemytrip

Flying from Toronto to Seattle has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between Toronto to Seattle is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Lester B Pearson International Airport (YYZ) and Seattle Tacoma International Airport (SEA). You can expect a flight distance of approximately 3306 km, and most direct services cover it in around 04:46.

Let’s take a closer look at everything you need to know before booking your flight from Toronto to Seattle.

Travel Overview: Toronto to Seattle

Flight Details Information
Route Distance 3306 km
Average Flight Time 04:46 hrs
Departure Airport Lester B Pearson International Airport (YYZ)
Arrival Airport Seattle Tacoma International Airport (SEA)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights YES
Common Airlines American Airlines, United Airlines, Air Canada, WestJet Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from Toronto to Seattle

Are there direct flights from Toronto to Seattle?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?