Direct flights to Seattle | Cheapflights

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Cheapest flights to Seattle
Explore the most affordable flight options available to Seattle. Find the lowest fares based on data from user searches, with prices last updated on 26 February 2026.

Wed 18/34:45 p.m.

YYZ

-

SEA

Nonstop5h 30m

Alaska Airlines

Tue 31/38:09 a.m.

SEA

-

YYZ

Nonstop4h 36m

Alaska Airlines

Deal found 23/2C$ 292

Sat 4/47:30 p.m.

YYZ

-

SEA

Nonstop5h 23m

Air Canada

Tue 7/48:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 22/2C$ 302

Tue 24/34:45 p.m.

YYZ

-

SEA

Nonstop5h 30m

Alaska Airlines

Mon 30/38:09 a.m.

SEA

-

YYZ

Nonstop4h 36m

Alaska Airlines

Deal found 22/2C$ 315

Wed 25/37:50 p.m.

YYZ

-

SEA

Nonstop5h 26m

Air Canada

Tue 31/38:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 24/2C$ 330

Wed 25/37:50 p.m.

YYZ

-

SEA

Nonstop5h 26m

Air Canada

Wed 1/48:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 25/2C$ 348

Sat 4/44:55 p.m.

YYZ

-

SEA

Nonstop5h 30m

Alaska Airlines

Wed 8/48:09 a.m.

SEA

-

YYZ

Nonstop4h 36m

Alaska Airlines

Deal found 22/2C$ 350

Tue 24/37:50 p.m.

YYZ

-

SEA

Nonstop5h 26m

Air Canada

Sun 19/48:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 23/2C$ 352

Thu 26/34:45 p.m.

YYZ

-

SEA

Nonstop5h 30m

Alaska Airlines

Sun 5/48:09 a.m.

SEA

-

YYZ

Nonstop4h 36m

Alaska Airlines

Deal found 24/2C$ 357

Thu 2/44:55 p.m.

YYZ

-

SEA

Nonstop5h 30m

Alaska Airlines

Tue 28/47:55 a.m.

SEA

-

YYZ

Nonstop4h 50m

Alaska Airlines

Deal found 23/2C$ 361

Wed 8/44:55 p.m.

YYZ

-

SEA

Nonstop5h 30m

Alaska Airlines

Wed 15/48:05 a.m.

SEA

-

YYZ

Nonstop4h 40m

Alaska Airlines

Deal found 23/2C$ 367

Thu 9/47:30 p.m.

YYZ

-

SEA

Nonstop5h 23m

Multiple Airlines

Thu 16/48:05 a.m.

SEA

-

YYZ

Nonstop4h 40m

Multiple Airlines

Deal found 23/2C$ 370

Best time to book a flight to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle with our price prediction graph.

YTO-SEA

YYZ-SEA

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.

Fly from

Route

Depart

Return

Price

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 1/4

4:55 p.m.-7:25 p.m.

Nonstop5h 30m

Seattle/Tacoma Intl

Tue 28/4

7:55 a.m.-3:45 p.m.

Nonstop4h 50m

C$ 361

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 3/4

4:55 p.m.-7:25 p.m.

Nonstop5h 30m

Seattle/Tacoma Intl

Tue 28/4

7:55 a.m.-3:45 p.m.

Nonstop4h 50m

C$ 361

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 2/4

4:55 p.m.-7:25 p.m.

Nonstop5h 30m

Seattle/Tacoma Intl

Fri 1/5

7:55 a.m.-3:45 p.m.

Nonstop4h 50m

C$ 420

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 23/4

4:55 p.m.-7:23 p.m.

Nonstop5h 28m

Seattle/Tacoma Intl

Sun 10/5

7:55 a.m.-3:45 p.m.

Nonstop4h 50m

C$ 431

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 17/4

4:55 p.m.-7:25 p.m.

Nonstop5h 30m

Seattle/Tacoma Intl

Mon 20/4

8:05 a.m.-3:45 p.m.

Nonstop4h 40m

C$ 490

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 30/3

4:55 p.m.-7:25 p.m.

Nonstop5h 30m

Seattle/Tacoma Intl

Mon 4/5

7:55 a.m.-3:45 p.m.

Nonstop4h 50m

C$ 490

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 16/4

4:55 p.m.-7:25 p.m.

Nonstop5h 30m

Seattle/Tacoma Intl

Thu 23/4

7:55 a.m.-3:45 p.m.

Nonstop4h 50m

C$ 490

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 24/4

4:55 p.m.-7:23 p.m.

Nonstop5h 28m

Seattle/Tacoma Intl

Mon 11/5

7:55 a.m.-3:45 p.m.

Nonstop4h 50m

C$ 490

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 23/6

4:55 p.m.-7:25 p.m.

Nonstop5h 30m

Seattle/Tacoma Intl

Wed 1/7

8:00 a.m.-3:45 p.m.

Nonstop4h 45m

C$ 498

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 6/6

4:55 p.m.-7:19 p.m.

Nonstop5h 24m

Seattle/Tacoma Intl

Sun 5/7

8:00 a.m.-3:45 p.m.

Nonstop4h 45m

C$ 583

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/2

Showing 1-10 of 23 resultsSorted by cheapest first

1

2

3

Reviews of airlines flying non-stop to Seattle

Check out reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines to the United States to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

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

Alaska Airlines

8.0

Very good

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.

7.9

Good

Alaska Airlines

8.0

Very good

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

Alaska Airlines

8.0

Very good

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.

7.2

Good

Alaska Airlines

8.0

Very good

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.

7.1

Good

Alaska Airlines

8.0

Very good

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.

FAQ about direct flights to Seattle

How much are direct flights to Seattle?
On average, a one-way direct flight to Seattle will cost users approximately C$ 606. If you're looking for a direct round-trip flight to Seattle, you can expect to pay around C$ 968.
Which airlines fly direct to Seattle?
At the moment, Alaska Airlines, Air Canada, WestJet, United Airlines, Hawaiian Airlines, Delta, Harbour Air Seaplanes offer direct flights to Seattle. Alaska Airlines is currently the most popular airline that flies direct to Seattle.
How long is a direct flight to Seattle?
While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Seattle to last approximately 3h 07m on average. The quickest direct flight to Seattle at this time departs from Victoria (0h 53m), while the longest leaves from Montreal Pierre Elliott Trudeau Intl Airport (9h 43m).
What is the best time of year to fly direct to Seattle?
If you're seeking the lowest price on a direct flight to Seattle, October is worth consideration, as prices are usually at their lowest, on average. January may be most appealing to users looking for the quietest time to visit Seattle, when demand is typically at its lowest.
What is the most popular direct flight origin to Seattle?
Currently, the most popular direct flight origin to Seattle is Vancouver Intl Airport. A round-trip direct flight from Vancouver Intl Airport to Seattle typically costs around C$ 819.

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