$132 Cheap Flights from Toronto (YYZ) to Seattle (SEA)

View $132 flight on Wed, Mar 11, 2026Opens in a new window

Popular airlines from Toronto Pearson Intl. Airport (YYZ) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Toronto to Seattle (YYZ-SEA)

Prices were available within the past 7 days and start at $132 for one-way flights and $212 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Apr 9 - Sun, Apr 26
YYZ
Toronto
SEA
Seattle
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select WestJet flight, departing Thu, Apr 9 from Toronto to Seattle, returning Sun, Apr 26, priced at $212 found 1 day ago
WestJet
Thu, Feb 19 - Wed, Feb 25
YYZ
Toronto
SEA
Seattle
$217 Roundtrip, found 6 hours ago
$217
Roundtrip
found 6 hours ago
Select WestJet flight, departing Thu, Feb 19 from Toronto to Seattle, returning Wed, Feb 25, priced at $217 found 6 hours ago
Air Canada
Tue, Oct 28 - Tue, Nov 11
YYZ
Toronto
SEA
Seattle
$226 Roundtrip, found 2 days ago
$226
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Oct 28 from Toronto to Seattle, returning Tue, Nov 11, priced at $226 found 2 days ago
Air Canada
Tue, Oct 28 - Sat, Nov 8
YYZ
Toronto
SEA
Seattle
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Oct 28 from Toronto to Seattle, returning Sat, Nov 8, priced at $228 found 2 days ago
Air Canada
Tue, Feb 17 - Tue, Mar 10
YYZ
Toronto
SEA
Seattle
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Feb 17 from Toronto to Seattle, returning Tue, Mar 10, priced at $232 found 3 days ago
Air Canada
Tue, Oct 28 - Sun, Nov 9
YYZ
Toronto
SEA
Seattle
$233 Roundtrip, found 2 days ago
$233
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Oct 28 from Toronto to Seattle, returning Sun, Nov 9, priced at $233 found 2 days ago
WestJet
Tue, Feb 24 - Wed, Feb 25
YYZ
Toronto
SEA
Seattle
$234 Roundtrip, found 3 hours ago
$234
Roundtrip
found 3 hours ago
Select WestJet flight, departing Tue, Feb 24 from Toronto to Seattle, returning Wed, Feb 25, priced at $234 found 3 hours ago
Alaska Airlines
Thu, Jan 15 - Wed, Jan 21
YYZ
Toronto
SEA
Seattle
$234 Roundtrip, found 2 days ago
$234
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Jan 15 from Toronto to Seattle, returning Wed, Jan 21, priced at $234 found 2 days ago
United
Tue, Nov 4 - Tue, Dec 16
YYZ
Toronto
SEA
Seattle
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select United flight, departing Tue, Nov 4 from Toronto to Seattle, returning Tue, Dec 16, priced at $238 found 2 days ago
American Airlines
Tue, Feb 24 - Wed, Feb 25
YYZ
Toronto
SEA
Seattle
$267 Roundtrip, found 3 hours ago
$267
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Feb 24 from Toronto to Seattle, returning Wed, Feb 25, priced at $267 found 3 hours ago

Find the cheapest month to fly from Toronto (YYZ) to Seattle (SEA)

November is typically the cheapest month to fly

From $218 - $372 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $366
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $366

Frequently asked questions

How much does a flight from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) cost?
Snag a cheap one-way flight from $132 or cheap return flight from $212 from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from YYZ to SEA is April, when demand is low. Off-peak season is usually when better flight deals are available between these airports.
Which airlines fly direct from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
Fly directly from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) on an Alaska Airlines flight.
What is the cheapest airline that flies from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
While prices can change depending on your travel dates, Alaska Airlines and Air Canada are often among the top picks for flights between Pearson Intl. Airport (YYZ) and Seattle - Tacoma Intl. Airport (SEA). You can also compare airlines on Expedia and use the "Sort by" filter to find the best deal for your YYZ to SEA flight.
How many flights per day from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
Each day on average, 2 direct flights take off from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA). Select the departure time that best suits your plans.
What are the most popular departure times for flights from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
The 7 PM departures from YYZ to SEA are typically the busiest. Prices can be higher for these popular slots. If you're hoping to save money, pick a less crowded time to fly.
What day of the week has the most flights from YYZ to SEA?
If you depart on a Tuesday, you'll get the largest range of choices for flights from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA).
What is the earliest flight from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
The earliest flight leaving Pearson Intl. Airport (YYZ) is at around 4:20PM UTC-5. Catch this flight and you'll reach Seattle - Tacoma Intl. Airport (SEA) at approximately 6:43PM UTC-8. The entire trip takes 5h 23m.
How long does it take to fly from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
The average flight duration from YYZ to SEA is 5 hours and 24 minutes, covering a total distance of 2,100 mi.
What airline has the least delays from YYZ to SEA?
Alaska Airlines has the strongest track record for on-time direct flights from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA), with an on-time score of 80%. Use the Expedia App to see your flight schedule before you jet off and get real-time alerts about any trip changes.
What is the best time to fly from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid possible delays on the Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) route, aim to travel before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Pearson Intl. Airport (YYZ)?
Seattle - Tacoma Intl. Airport (SEA) is the only airport in Seattle with direct flights from Pearson Intl. Airport (YYZ). Consider the options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Holding off until just before your departure to book your flight from YYZ to SEA often results in higher prices. While it's possible to find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to boost your chances of snagging a bargain.
Is it cheaper to book a YYZ to SEA flight and hotel package?
Compared with arranging flights and hotels separately, booking a YYZ to SEA flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and choose from our wide range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA)?
In most instances, you're able to reschedule or cancel your YYZ to SEA flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want more information, visit our Customer Service portal.

Travel information

Origin airport
Pearson Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
$212
Distance
2055 mi
Average flight time
2 hours 21 mins

Book with confidence

Toronto to Seattle Flights

The cheapest times to fly from Toronto to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Toronto to Seattle are during the month of April. You can find some of the cheapest flights from Toronto to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Toronto to Seattle

Sunday is one of the best days to book for cheap flights from Toronto to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Toronto to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Toronto to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $132 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Toronto to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Toronto to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Toronto to Seattle Flights

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