$147 Cheap Air Canada flights Toronto (YYZ) to Seattle (SEA)

View $147 flight on Tue, Sep 30, 2025Opens in a new window

$147 Cheap Air Canada flights Toronto (YYZ) to Seattle (SEA)

Prices were available within the past 7 days and start at $147 for one-way flights and $227 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Aug 19 - Tue, Sep 16
YYZ
Toronto
SEA
Seattle
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Aug 19 from Toronto to Seattle, returning Tue, Sep 16, priced at $227 found 3 days ago
Air Canada
Tue, Dec 9 - Mon, Dec 15
YYZ
Toronto
SEA
Seattle
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Dec 9 from Toronto to Seattle, returning Mon, Dec 15, priced at $232 found 3 days ago
Air Canada
Sun, Oct 19 - Wed, Oct 22
YYZ
Toronto
SEA
Seattle
$235 Roundtrip, found 3 days ago
$235
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sun, Oct 19 from Toronto to Seattle, returning Wed, Oct 22, priced at $235 found 3 days ago
Air Canada
Fri, Dec 5 - Mon, Dec 15
YYZ
Toronto
SEA
Seattle
$238 Roundtrip, found 3 days ago
$238
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Dec 5 from Toronto to Seattle, returning Mon, Dec 15, priced at $238 found 3 days ago
Air Canada
Tue, Dec 9 - Wed, Dec 17
YYZ
Toronto
SEA
Seattle
$242 Roundtrip, found 7 hours ago
$242
Roundtrip
found 7 hours ago
Select Air Canada flight, departing Tue, Dec 9 from Toronto to Seattle, returning Wed, Dec 17, priced at $242 found 7 hours ago
Air Canada
Tue, Sep 2 - Tue, Sep 9
YYZ
Toronto
SEA
Seattle
$243 Roundtrip, found 11 hours ago
$243
Roundtrip
found 11 hours ago
Select Air Canada flight, departing Tue, Sep 2 from Toronto to Seattle, returning Tue, Sep 9, priced at $243 found 11 hours ago
Flights from Toronto (YYZ) to Seattle (SEA)
Origin airport
Pearson Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Popular airline
WestJet
Distance
2055 mi
Average flight time
2 hours 22 mins

Frequently asked questions

How much is an Air Canada flight from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
You can find affordable round-trip Air Canada flights from $227 from YYZ to SEA by filtering your results from "Price (lowest to highest)" on Expedia. Or look for bargains from $147 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from YYZ to SEA with Air Canada?
Air Canada flights to Seattle tend to be more affordable in the off-peak months of January and February. Whether you're after a one-way or round-trip ticket, you could land a better deal then.
What is the cheapest time to book flights from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) with Air Canada?
Check for Air Canada flights from YYZ to SEA about one month before you want to leave. The cheapest time to reserve an international flight is usually 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your fare class or itinerary, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Travelers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Air Canada fly nonstop from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
Skip the layovers and fly from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) on any of Air Canada's 7 weekly direct flights. Apply our "Nonstop" and "Airline" filters to find the Air Canada flight that'll take you to SEA at a time that suits you.
How long does it take to fly from YYZ to SEA with Air Canada?
From takeoff till landing, a direct Air Canada flight from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) typically takes 5h 25m.
What is the earliest Air Canada flight from YYZ to SEA?
Leaving YYZ at 7:05PM UTC-5, the earliest Air Canada flight to SEA arrives at 9:30PM UTC-8. Traveling early means you'll be less likely to encounter delays.* Don't like early starts? The last Air Canada flight from YYZ to SEA departs at 7:05PM UTC-5 and touches down at 9:30PM UTC-8.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Air Canada fly into in Seattle?
Seattle - Tacoma Intl. Airport (SEA) is the primary Seattle gateway for Air Canada flights from Pearson Intl. Airport (YYZ).
Why fly with Air Canada from YYZ to SEA?
Air Canada makes traveling from YYZ to SEA more comfortable with an excellent in-flight experience and top-tier customer service. You even have the chance to collect points with Air Canada Aeroplan. Be sure to join Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Air Canada fly from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
Hop on an Air Canada flight from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA), and you'll probably be on an Airbus A220-300. Bear in mind though, that the aircraft type can change due to operational demands.
Can I change or cancel my Air Canada flight from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
Depending on your ticket type, a fee is typically charged if you change or cancel your flight more than 24 hours after it's been confirmed. To secure plane tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes while looking for flights. For more details on canceling or changing your reservation, visit "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.