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 18 April 2026.

Thu 28/56:45 p.m.

YYZ

-

SEA

Nonstop5h 23m

Air Canada

Tue 2/68:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 13/4C$ 436

Tue 5/56:45 p.m.

YYZ

-

SEA

Nonstop5h 23m

Air Canada

Sat 9/58:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 13/4C$ 461

Wed 6/56:45 p.m.

YYZ

-

SEA

Nonstop5h 23m

Air Canada

Tue 12/58:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 14/4C$ 472

Thu 4/66:45 p.m.

YYZ

-

SEA

Nonstop5h 23m

Air Canada

Tue 9/68:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 14/4C$ 482

Thu 7/56:45 p.m.

YYZ

-

SEA

Nonstop5h 23m

Air Canada

Wed 13/58:00 a.m.

SEA

-

YYZ

Nonstop4h 54m

Air Canada

Deal found 13/4C$ 487

Fri 25/96:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Sat 3/108:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 17/4C$ 491

Thu 7/54:55 p.m.

YYZ

-

SEA

Nonstop5h 28m

Alaska Airlines

Tue 12/57:55 a.m.

SEA

-

YYZ

Nonstop4h 50m

Alaska Airlines

Deal found 15/4C$ 494

Wed 6/56:45 p.m.

YYZ

-

SEA

Nonstop5h 23m

Air Canada

Mon 2/118:10 a.m.

SEA

-

YYZ

Nonstop4h 43m

Air Canada

Deal found 15/4C$ 513

Tue 5/54:55 p.m.

YYZ

-

SEA

Nonstop5h 28m

Alaska Airlines

Wed 6/57:55 a.m.

SEA

-

YYZ

Nonstop4h 50m

Alaska Airlines

Deal found 13/4C$ 519

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

Cheapest round-trip

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 7/5

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

Nonstop5h 28m

Seattle/Tacoma Intl

Tue 12/5

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

Nonstop4h 50m

C$ 494

Quickest round-trip

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 27/5

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

Nonstop5h 24m

Seattle/Tacoma Intl

Sun 31/5

7:59 a.m.-3:45 p.m.

Nonstop4h 46m

C$ 542

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 5/5

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

Nonstop5h 28m

Seattle/Tacoma Intl

Wed 6/5

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

Nonstop4h 50m

C$ 557

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 5/6

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

Nonstop5h 24m

Seattle/Tacoma Intl

Tue 9/6

7:59 a.m.-3:45 p.m.

Nonstop4h 46m

C$ 571

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 2/5

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

Nonstop5h 28m

Seattle/Tacoma Intl

Wed 13/5

7:59 a.m.-3:45 p.m.

Nonstop4h 46m

C$ 594

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 23/5

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

Nonstop5h 24m

Seattle/Tacoma Intl

Sun 31/5

7:59 a.m.-3:45 p.m.

Nonstop4h 46m

C$ 654

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 8/9

4:55 p.m.-7:13 p.m.

Nonstop5h 18m

Seattle/Tacoma Intl

Tue 15/9

7:49 a.m.-3:45 p.m.

Nonstop4h 56m

C$ 668

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 2/6

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

Nonstop5h 24m

Seattle/Tacoma Intl

Fri 5/6

7:59 a.m.-3:45 p.m.

Nonstop4h 46m

C$ 684

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 30/4

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

Nonstop5h 28m

Seattle/Tacoma Intl

Tue 5/5

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

Nonstop4h 50m

C$ 710

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 28/5

6:45 p.m.-9:08 p.m.

Nonstop5h 23m

Seattle/Tacoma Intl

Thu 4/6

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

Nonstop4h 54m

C$ 716

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

Showing 1-10 of 20 resultsSorted by cheapest first

1

2

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

7.9

Good

Reviews

1 / 20

8.0

Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Alaska Airlines

7.9

Good

Alaska Airlines

7.9

Good

Reviews

1 / 20

8.0

Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

7.9

Good

Alaska Airlines

7.9

Good

Reviews

1 / 20

8.0

Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

United Airlines

7.4

Good

Alaska Airlines

7.9

Good

Reviews

1 / 20

8.0

Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

7.2

Good

Alaska Airlines

7.9

Good

Reviews

1 / 20

8.0

Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

7.1

Good

Alaska Airlines

7.9

Good

Reviews

1 / 20

8.0

Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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$ 483. If you're looking for a direct round-trip flight to Seattle, you can expect to pay around C$ 833.
Which airlines fly direct to Seattle?
At the moment, Alaska Airlines, Air Canada, WestJet, United Airlines, Hawaiian Airlines, Delta 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 2h 00m on average. The quickest direct flight to Seattle at this time departs from Victoria (0h 53m), while the longest leaves from Toronto Pearson Intl Airport (5h 19m).
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, February 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 Calgary. A round-trip direct flight from Calgary to Seattle typically costs around C$ 1,018.

See more FAQs

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