
Popular airlines from Toronto Pearson Intl. Airport (YYZ) to Seattle-Tacoma International Airport (SEA)
- WestJet
WestJet
- Alaska Airlines
Alaska Airlines
- Delta
Delta
- American Airlines
American Airlines
- Air Canada
Air Canada
- United
United
- Plan, book, fly with confidence
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Cheap flights from Toronto (YYZ) to Seattle (SEA)
Prices were available within the past 7 days and start at CA $188 for one-way flights and CA $307 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Toronto (YYZ) to Seattle (SEA)
September is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Pearson Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet |
Roundtrip price | CA $307 |
Distance | 3288 km |
Average flight time | 2 hours 22 mins |
Toronto to Seattle Flights
The easy way to book your flights from Toronto to Seattle
With Expedia, it’s simple to find and book flights to Seattle from Toronto whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are Air Canada, Alaska Airlines, Hawaiian Airlines, Air Tahiti Nui, Brussels Airlines, United Airlines nonstop flights to Seattle - Tacoma Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Toronto to Seattle today, tomorrow, or this week.
Save dollars with cheap flights from Pearson Intl., YYZ to Seattle - Tacoma Intl., SEA
Sort your search results by price to find great deals on your flight from Toronto to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Toronto currently is just CA $307 rising to CA $345.
Here are more money-saving tips:
- Fly in September when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Seattle
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Seattle from Toronto
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.
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Top Routes from Toronto
- Toronto to Newark Liberty Intl. Airport (YYZ - EWR)
- Toronto to Mumbai (YYZ - BOM)
- Toronto to Calgary (YYZ - YYC)
- Toronto to Los Angeles (YYZ - LAX)
- Toronto to Fort Lauderdale (YYZ - FLL)
- Toronto to New York (YYZ - LGA)
- Toronto to Delhi (YYZ - DEL)
- Toronto to Halifax (YYZ - YHZ)
- Toronto to Manila (YYZ - MNL)
- Toronto to New York (YYZ - JFK)
- Toronto to Tokyo (YYZ - NRT)
- Toronto to Vancouver (YYZ - YVR)
Top Routes to Seattle
- Ottawa to Seattle (YOW - SEA)
- Calgary to Seattle (YYC - SEA)
- Los Angeles to Seattle (LAX - SEA)
- Kelowna to Seattle (YLW - SEA)
- Detroit to Seattle (DTW - SEA)
- Saskatoon to Seattle (YXE - SEA)
- Winnipeg to Seattle (YWG - SEA)
- Halifax to Seattle (YHZ - SEA)
- Delhi to Seattle (DEL - SEA)
- Victoria to Seattle (YYJ - SEA)
- Québec to Seattle (YQB - SEA)
- Montreal to Seattle (YUL - SEA)
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Seattle Paine Field Intl. Airport
Toronto
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