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 May 2026.

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 24/5C$ 541

Fri 2/106:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Mon 5/108:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 24/5C$ 543

Tue 15/96:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Tue 29/98:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 24/5C$ 560

Tue 22/96:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Wed 30/98:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 22/5C$ 562

Sun 1/116:25 p.m.

YYZ

-

SEA

Nonstop5h 29m

Air Canada

Mon 1/27:45 a.m.

SEA

-

YYZ

Nonstop4h 40m

Air Canada

Deal found 24/5C$ 602

Tue 8/96:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Thu 24/98:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 25/5C$ 605

Mon 14/96:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Mon 28/98:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 24/5C$ 612

Thu 1/106:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Mon 5/108:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 25/5C$ 617

Thu 1/106:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Tue 6/108:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 24/5C$ 618

Sun 15/114:45 p.m.

YYZ

-

SEA

Nonstop5h 29m

Alaska Airlines

Sat 21/117:55 a.m.

SEA

-

YYZ

Nonstop4h 44m

Alaska Airlines

Deal found 22/5C$ 630

Thu 10/96:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Wed 16/98:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 25/5C$ 632

Fri 25/96:45 p.m.

YYZ

-

SEA

Nonstop5h 19m

Air Canada

Fri 2/108:00 a.m.

SEA

-

YYZ

Nonstop4h 50m

Air Canada

Deal found 22/5C$ 634

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

Sat 12/9

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

Nonstop5h 18m

Seattle/Tacoma Intl

Mon 28/9

7:52 a.m.-3:45 p.m.

Nonstop4h 53m

C$ 685

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 17/9

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

Nonstop5h 18m

Seattle/Tacoma Intl

Thu 1/10

7:52 a.m.-3:45 p.m.

Nonstop4h 53m

C$ 685

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 21/9

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

Nonstop5h 18m

Seattle/Tacoma Intl

Sun 27/9

7:52 a.m.-3:45 p.m.

Nonstop4h 53m

C$ 743

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 20/9

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

Nonstop5h 18m

Seattle/Tacoma Intl

Mon 28/9

7:52 a.m.-3:45 p.m.

Nonstop4h 53m

C$ 893

Quickest round-trip

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 13/6

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

Nonstop5h 23m

Seattle/Tacoma Intl

Tue 30/6

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

Nonstop4h 45m

C$ 990

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 26/6

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

Nonstop5h 30m

Seattle/Tacoma Intl

Sun 28/6

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

Nonstop4h 45m

C$ 1,154

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 1/7

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

Nonstop5h 30m

Seattle/Tacoma Intl

Mon 6/7

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

Nonstop4h 45m

C$ 1,154

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 22/6

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

Nonstop5h 30m

Seattle/Tacoma Intl

Thu 25/6

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

Nonstop4h 45m

C$ 1,154

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 18/6

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

Nonstop5h 30m

Seattle/Tacoma Intl

Fri 10/7

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

Nonstop4h 45m

C$ 1,154

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 16/7

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

Nonstop5h 30m

Seattle/Tacoma Intl

Mon 20/7

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

Nonstop4h 45m

C$ 1,162

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/5

Showing 1-10 of 24 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

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$ 401. If you're looking for a direct round-trip flight to Seattle, you can expect to pay around C$ 1,051.
Which airlines fly direct to Seattle?
At the moment, Alaska Airlines, Air Canada, WestJet, United Airlines, 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 2h 17m on average. The quickest direct flight to Seattle at this time departs from Vancouver Intl Airport (0h 12m), 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, January 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$ 1,014.

See more FAQs

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