
Book Cheap Alaska Airlines flight from Toronto (YYZ) to Seattle (SEA) from CA $221
Find The Best Day to Book a Cheap Alaska Airlines Flights From Toronto to Seattle
Cheapest Alaska Airlines Flights from Toronto (YYZ) to Seattle (SEA)
The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $370 round trip and CA $221 one way. Prices and availability subject to change. Additional terms may apply.
SEA From YYZ Economy Coach Packages on Similar Airlines



Frequently asked questions
Grab a great Alaska Airlines flight from YYZ to SEA
To find a great deal on Alaska Airlines flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Alaska Airlines Toronto to Seattle gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Alaska Airlines between Toronto and Seattle
Alaska Airlines has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Toronto to Seattle with Alaska Airlines are November.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Alaska Airlines flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
| Airport code | Country | Airport name | Number of flights | 
|---|---|---|---|
| SEA | USA | Seattle - Tacoma Intl. | 115 | 
| ORD | USA | O'Hare Intl. | 44 | 
| LAX | USA | Los Angeles Intl. | 24 | 
| PDX | USA | Portland Intl. | 23 | 
| ANC | USA | Ted Stevens Anchorage Intl. | 22 | 
| SFO | USA | San Francisco Intl. | 21 | 
| SAN | USA | San Diego Intl. | 18 | 
| JNU | USA | Juneau Intl. | 10 | 
| SJC | USA | Norman Y. Mineta San Jose Intl. | 10 | 
| GEG | USA | Spokane Intl. | 7 | 
Travelers ❤️ these 🏨 after their flight to Seattle

Coast Gateway Hotel
Easy check in
Reviewed on Oct 27, 2025

SureStay Hotel by Best Western SeaTac Airport North
Stayed for one night, I like that the room is bigger that I expected, clean room and friendly staff.
Reviewed on Oct 27, 2025

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
Delicious coffee, comfortable, quiet.
Reviewed on Oct 31, 2025
Want more than a(n) Alaska Airlines Flight from Toronto to Seattle?
Popular Alaska Airlines Flight Routes from YYZ
Domestic
- Vancouver to Cancun (YVR - CUN)
- Vancouver to Puerto Vallarta (YVR - PVR)
- Calgary to Los Angeles (YYC - LAX)
- Calgary to Puerto Vallarta (YYC - PVR)
- Toronto to Los Angeles (YYZ - LAX)
- Vancouver to Phoenix (YVR - PHX)
- Vancouver to San Francisco (YVR - SFO)
- Edmonton to Puerto Vallarta (YEG - PVR)
- Vancouver to Kahului (YVR - OGG)
- Vancouver to Honolulu (YVR - HNL)
International
- Vancouver to Las Vegas (YVR - LAS)
- Vancouver to Cancun (YVR - CUN)
- Edmonton to Puerto Vallarta (YEG - PVR)
- Vancouver to Puerto Vallarta (YVR - PVR)
- Vancouver to New York (YVR - JFK)
- Vancouver to Fort Lauderdale (YVR - FLL)
- Calgary to Cancun (YYC - CUN)
- Vancouver to Honolulu (YVR - HNL)
- Toronto to Los Angeles (YYZ - LAX)
- Calgary to Cancun (YYC - CUN)
Most Popular
- Flights from Ottawa (YOW) to Vancouver (YVR)
- Flights from Vancouver (YVR) to Palm Springs (PSP)
- Flights from Vancouver (YVR) to Las Vegas (LAS)
- Flights from Detroit (DTW) to Dallas (DFW)
- Swoop Hamilton (YHM) to St. Petersburg - Clearwater (PIE) flights
- WestJet Hamilton (YHM) to Charlottetown (YYG) flights
- Flights from Montreal (YUL) to Fort Lauderdale (FLL)
- Flights from Vancouver (YVR) to San Diego (SAN)
- Flights from Toronto (YYZ) to Dallas (DFW)
- JetBlue Airways Buffalo (BUF) to Fort Lauderdale (FLL) flights
- WestJet Kitchener (YKF) to Goffs (YHZ) flights
- Swoop Hamilton (YHM) to Sanford (SFB) flights
- WestJet Kitchener (YKF) to Calgary (YYC) flights
- Porter Airlines Toronto (YTZ) to Ottawa (YOW) flights
- Air Canada Ottawa (YOW) to London (LHR) flights
- Porter Airlines Toronto (YTZ) to Philadelphia (PHL) flights
- Flights from Hamilton (YHM) to Calgary (YYC)
- Porter Airlines Toronto (YTZ) to Montreal (YUL) flights
- Swoop Hamilton (YHM) to St. John's (YYT) flights
- Flights from Pearson Intl. to NYC-All Airports
- WestJet London (YXU) to Calgary (YYC) flights
- Porter Airlines Toronto (YTZ) to North Bay (YYB) flights
- Air Canada Toronto (YYZ) to Fort Lauderdale (FLL) flights
- Flights from Toronto (YYZ) to Las Vegas (LAS)
- Flights from Hamilton (YHM) to Edmonton (YEG)
- Swoop Abbotsford (YXX) to Las Vegas (LAS) flights
- Swoop Winnipeg (YWG) to Hamilton (YHM) flights
- WestJet Kitchener (YKF) to Ottawa (YOW) flights
- Swoop London (YXU) to Abbotsford (YXX) flights
- Flights from Kitchener (YKF) to Vancouver (YVR)
