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Cheap flights from Toronto Island Airport to Seattle from C$ 363

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Toronto Island Airport to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:29 a.m. - 6:11 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
10h 42m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
11:40 p.m. - 3:00 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
12h 20m1 stop Chicago O'Hare Intl
C$ 794Multiple Airlines
Fri, 4 Dec - Sun, 6 Dec
Multiple Airlines Logo
10:29 a.m. - 8:28 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
12h 59m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
10:22 a.m. - 9:05 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
7h 43m1 stop Chicago O'Hare Intl
C$ 799Multiple Airlines
Thu, 3 Dec - Sun, 6 Dec
Multiple Airlines Logo
10:29 a.m. - 6:11 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
10h 42m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
10:22 a.m. - 9:05 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
7h 43m1 stop Chicago O'Hare Intl
C$ 802Multiple Airlines
Fri, 11 Dec - Mon, 14 Dec
Multiple Airlines Logo
10:29 a.m. - 6:11 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
10h 42m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
10:22 a.m. - 9:05 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
7h 43m1 stop Chicago O'Hare Intl
C$ 811Multiple Airlines
Fri, 11 Dec - Mon, 14 Dec
Multiple Airlines Logo
9:10 a.m. - 8:27 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
14h 17m1 stop Washington, D.C. Dulles Intl
Multiple Airlines Logo
8:15 a.m. - 7:55 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
8h 40m1 stop Washington, D.C. Dulles Intl
C$ 815Multiple Airlines
Thu, 3 Dec - Mon, 7 Dec
Multiple Airlines Logo
5:15 p.m. - 1:40 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
23h 25m3 stops Ottawa Halifax Intl Calgary
Multiple Airlines Logo
4:58 p.m. - 6:15 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
22h 17m2 stops Denver Intl Nashville Intl
C$ 818Multiple Airlines
Mon, 30 Nov - Mon, 7 Dec
Multiple Airlines Logo
12:15 p.m. - 9:59 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
12h 44m2 stops Ottawa Newark
Multiple Airlines Logo
10:40 p.m. - 9:39 a.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
7h 59m1 stop Newark
C$ 825Multiple Airlines
Thu, 3 Dec - Sat, 5 Dec
Multiple Airlines Logo
4:35 p.m. - 8:57 a.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
19h 22m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
10:22 a.m. - 9:05 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
7h 43m1 stop Chicago O'Hare Intl
C$ 827Multiple Airlines
Sun, 6 Dec - Wed, 9 Dec
Multiple Airlines Logo
10:29 a.m. - 8:28 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
12h 59m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
10:22 a.m. - 9:05 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
7h 43m1 stop Chicago O'Hare Intl
C$ 830Multiple Airlines
Wed, 2 Dec - Sun, 6 Dec
Multiple Airlines Logo
10:29 a.m. - 8:28 p.m.YTZ  Toronto Island-SEA Seattle/Tacoma Intl
12h 59m1 stop Chicago O'Hare Intl
Multiple Airlines Logo
10:22 a.m. - 9:05 p.m.SEA  Seattle/Tacoma Intl-YTZ Toronto Island
7h 43m1 stop Chicago O'Hare Intl
C$ 832Multiple Airlines
Thu, 3 Dec - Wed, 9 Dec

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Air Canada flights from Toronto Island Airport to Seattle

Our best Air Canada deals on Toronto Island Airport to Seattle flight tickets
Air Canada
4 Dec
YTZ8:30 a.m.Toronto Island
28h 02m
2 stops
SEA9:32 a.m.Seattle/Tacoma Intl
8 Dec
SEA7:05 p.m.Seattle/Tacoma Intl
12h 05m
2 stops
YTZ10:10 a.m.Toronto Island
C$ 904
Air Canada
16 Nov
YTZ6:30 p.m.Toronto Island
23h 02m
2 stops
SEA2:32 p.m.Seattle/Tacoma Intl
19 Nov
SEA10:10 a.m.Seattle/Tacoma Intl
20h 01m
2 stops
YTZ9:11 a.m.Toronto Island
C$ 1,243

momondo Fare Finder

 
Use the filters below to find and compare flights from Toronto Island Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Fri 4/12

10:29 a.m.-6:11 p.m.

1 stop10h 42m

Seattle/Tacoma Intl

Sun 6/12

11:40 p.m.-3:00 p.m.

1 stop12h 20m

C$ 794

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Thu 3/12

10:29 a.m.-8:28 p.m.

1 stop12h 59m

Seattle/Tacoma Intl

Sun 6/12

10:22 a.m.-9:05 p.m.

1 stop7h 43m

C$ 799
Quickest round-trip

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Fri 11/12

10:29 a.m.-6:11 p.m.

1 stop10h 42m

Seattle/Tacoma Intl

Mon 14/12

10:22 a.m.-9:05 p.m.

1 stop7h 43m

C$ 802

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Fri 11/12

10:29 a.m.-6:11 p.m.

1 stop10h 42m

Seattle/Tacoma Intl

Mon 14/12

10:22 a.m.-9:05 p.m.

1 stop7h 43m

C$ 811

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Thu 3/12

9:10 a.m.-8:27 p.m.

1 stop14h 17m

Seattle/Tacoma Intl

Mon 7/12

8:15 a.m.-7:55 p.m.

1 stop8h 40m

C$ 815

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Mon 30/11

5:15 p.m.-1:40 p.m.

3 stops23h 25m

Seattle/Tacoma Intl

Mon 7/12

4:58 p.m.-6:15 p.m.

2 stops22h 17m

C$ 818

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Thu 3/12

12:15 p.m.-9:59 p.m.

2 stops12h 44m

Seattle/Tacoma Intl

Sat 5/12

10:40 p.m.-9:39 a.m.

1 stop7h 59m

C$ 825

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Sun 6/12

4:35 p.m.-8:57 a.m.

1 stop19h 22m

Seattle/Tacoma Intl

Wed 9/12

10:22 a.m.-9:05 p.m.

1 stop7h 43m

C$ 827

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Wed 2/12

10:29 a.m.-8:28 p.m.

1 stop12h 59m

Seattle/Tacoma Intl

Sun 6/12

10:22 a.m.-9:05 p.m.

1 stop7h 43m

C$ 830

TorontoSeattle

YTZ Toronto Island - SEA Seattle/Tacoma Intl

YTZSEA

Toronto Island

Thu 3/12

10:29 a.m.-8:28 p.m.

1 stop12h 59m

Seattle/Tacoma Intl

Wed 9/12

10:22 a.m.-9:05 p.m.

1 stop7h 43m

C$ 832

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Toronto Island Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Seattle?

Our data shows that Friday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 573. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around C$ 1,028. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

What is the cheapest time of day to depart on your flight to Seattle?

Our most recent data shows that the best time of day to fly to Seattle is in the evening. Flights from Toronto Island Airport to Seattle during this time can be as low as C$ 536. Flights in the morning are often more expensive with an average ticket price of C$ 1,305.

When to book flights from Toronto Island Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto Island Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Toronto Island Airport to Seattle (YTZ to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto Island Airport to Seattle

Best price found

C$ 363

Fastest flight time

9h 44m

Direct flights

None
The best one-way flight to Seattle from Toronto Island Airport in the past 72 hours is C$ 363. The best round-trip flight deal from Toronto Island Airport to Seattle found on momondo in the last 72 hours is C$ 794.
The fastest flight from Toronto Island Airport to Seattle takes 9h 44m
There are no direct flights from Toronto Island Airport to Seattle. There are no popular flight routes from Toronto Island Airport to Seattle.
Search flight deals

Frequently asked questions about flying from Toronto Island Airport to Seattle

  • How far is Toronto Island to Seattle/Tacoma Intl by plane?

    The straight-line distance from Toronto Island to Seattle/Tacoma Intl is 3323.2 km. Flights usually cover this in 9h 44m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Toronto Island Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Toronto Island Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How old do you have to be to fly from Toronto Island Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Toronto Island Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Leavenworth
Lynnwood
Kirkland
Tukwila
Tacoma
Redmond
Woodinville
Marysville
Puyallup
Bainbridge Island
Ellensburg
Chehalis
Fife
Lakewood
Renton
Centralia
Shoreline
Ocean Shores
Kent

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Toronto to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from Toronto to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from Toronto with this policy.

How can momondo help me find flights from Toronto to Seattle?

Once all potential Toronto to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Toronto to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Toronto and alert you when they change.

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