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Cheap Flights from Toronto to Seattle, WA, United States - YTO to SEA

Popular flights from Toronto to Seattle

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Air Canada
Departure Date Return Date Lowest Price
7-Jun-2016 7-Jun-2016 $590
Alaska Airlines
Departure Date Return Date Lowest Price
7-Jun-2016 15-Jun-2016 $550
American Airlines
Departure Date Return Date Lowest Price
7-Jul-2016 15-Jul-2016 $626
United Airlines
Departure Date Return Date Lowest Price
1-Jun-2016 8-Jun-2016 $564
1-Sep-2016 9-Sep-2016 $564
WestJet
Departure Date Return Date Lowest Price
1-Jun-2016 8-Jun-2016 $536
1-Jun-2016 8-Jun-2016 $536
16-Jun-2016 24-Jun-2016 $536
26-Aug-2016 30-Aug-2016 $536

How Much Does it Cost to Fly from Toronto to Seattle (YTO to SEA)?

We have collected flight cost data from across the web for travel from Toronto to Seattle, and have found the average flight price for this trip to be $543.

When Can I Buy the Cheapest Flight from Toronto to Seattle (YTO to SEA)?

Airlines can adjust prices for plane tickets from Toronto to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Toronto to Seattle

The chart below shows up-to-date information regarding how far in advance a flight from Toronto to Seattle should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $2,371 $627
7-14 days $1,125 $604
14-21 days $638 $564
21-30 days $638 $536
30-60 days $629 $536
60-90 days $629 $540
90+ days $620 $532

Cheapest Day To Fly from Toronto to Seattle

The chart below shows up-to-date information regarding the cheapest days to fly from Toronto to Seattle.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$537 $540 $536 $536 $559 $552 $537

Lowest Fares Chart By Month from Toronto to Seattle

The chart below shows the lowest fare by month when flying from Toronto to Seattle.

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Toronto Seattle WestJet 31/05/16 14/06/16 1 $556
June Toronto Seattle WestJet 01/06/16 08/06/16 1 $536
July Toronto Seattle WestJet 14/07/16 18/07/16 1 $540
August Toronto Seattle WestJet 26/08/16 30/08/16 1 $536
September Toronto Seattle WestJet 18/09/16 23/09/16 1 $532
October Toronto Seattle WestJet 27/10/16 03/11/16 1 $536
November Toronto Seattle WestJet 22/11/16 30/11/16 2 $554
December Toronto Seattle WestJet 15/12/16 22/12/16 1 $551

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Toronto to Seattle

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Toronto to Seattle.

Next 30 Days

SunMonTueWedThuFriSat
8 9 10 11 12 13 14
$1,763
15 16 17 18 19 20 21
$1,763 $1,514
22 23 24 25 26 27 28
$1,514 $638
29 30 31 1 2 3 4
$638
5 6 7 8 9 10 11
$629
12 13 14 15 16 17 18
$629

TIPSave $139 by flying into Portland instead of Seattle from Toronto

Non-Stop vs Connecting Flights from Toronto to Seattle (YTO to SEA)

Your Toronto to Seattle flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Toronto to Seattle is $575.

The average price for non-stop flights from Toronto to Seattle is $629.

The chart below shows up to date information regarding non-stop flights from Toronto to Seattle.

Nonstop Flight Details from Toronto to Seattle
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Air Canada 2 2 2 2 2 2 2 08:00 18:55

Round Trip vs One Way Flights from Toronto to Seattle (YTO to SEA)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Toronto to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Toronto to Seattle is $409.

The average price for round trip flights from Toronto to Seattle is $575.

Toronto to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Toronto to Seattle?
Answer: The average Toronto to Seattle flight time is 5 hours and 14 minutes.
Question: How many kilometers are there between Toronto and Seattle?
Answer: The distance from Toronto to Seattle is 3305 kilometers.
Question: How common are direct flights from Toronto to Seattle?
Answer: There are 11 direct flights from Toronto to Seattle.
Question: What is the most popular airline for non-stop flights from Toronto to Seattle?
Answer: Air Canada provides 100% of the non-stop flights between Toronto and Seattle.
Question: What are the most popular connecting cities when flying from Toronto to Seattle?
Answer: Chicago, IL

Airlines Flying from Toronto to Seattle (YTO to SEA)

Below are the different airlines that fly from Toronto to Seattle with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Toronto to Seattle.

Toronto to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Air Canada - X X X X X X X
Air Canada YYC X X X X X X X
Delta DTW X X X X X X X
United ORD X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Toronto and Seattle, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Toronto - YTO

FlightsAirlineLowest Price
Toronto to Vancouver Air Canada, Porter, Air Transat, Sunwing, WestJet $520
Toronto to Victoria Air Canada, Air Transat, Sunwing, WestJet $561
Toronto to Abbotsford Air Canada, WestJet $561
Toronto to Kelowna Air Canada, Air Transat, Sunwing, WestJet $509
Toronto to Nanaimo Air Canada, Air Transat, WestJet $631

Cheap International Flights from Toronto - YTO

FlightsAirlineLowest Price
Toronto to New York American, Air Canada, Alaska, JetBlue, Spirit, Porter, Air Transat, United, WestJet, Great Lakes $189
Toronto to Los Angeles American, Air Canada, Alaska, JetBlue, Frontier, Spirit, Porter, Sun Country, United, Virgin America, WestJet, Great Lakes $401
Toronto to Chicago American, Air Canada, Alaska, JetBlue, Frontier, Spirit, Porter, Air Transat, United, WestJet, Great Lakes $266
Toronto to Las Vegas Canadian Nth, American, Air Canada, Alaska, JetBlue, Frontier, Allegiant, Spirit, Porter, United, Virgin America, Sunwing, WestJet $463
Toronto to Portland American, Air Canada, Alaska, JetBlue, Frontier, Porter, United, WestJet $410
Toronto to San Francisco American, Air Canada, Alaska, JetBlue, Frontier, Porter, United, Virgin America, WestJet, Great Lakes $405

Cheap Domestic Flights to Seattle - SEA

FlightsAirlineLowest Price
Cleveland to Seattle American, Alaska, Frontier, United $190
Buffalo to Seattle American, Alaska, United $465
Syracuse to Seattle American, Alaska, JetBlue, United $493
Rochester to Seattle American, Alaska, JetBlue, United $470
Erie to Seattle United $655
Ithaca to Seattle American, United $694
Binghamton to Seattle American, United $470
Elmira - Corning to Seattle American $722
Cleveland to Portland American, Alaska, Frontier, United $178
London to Vancouver Air Canada, Air Transat, WestJet $569
Syracuse to Portland American, Alaska, JetBlue, United $620
Buffalo to Portland American, Alaska, United $464

Cheap International Flights to Seattle - SEA

FlightsAirlineLowest Price
London to Seattle American, Air Canada, Alaska, Frontier, United, WestJet $679
Kingston to Seattle Air Canada, United Check Dates
Buffalo to Vancouver American, Air Canada, Alaska, JetBlue, United, Virgin America, WestJet $575
Cleveland to Vancouver American, Air Canada, Alaska, Frontier, United, WestJet $527
Rochester to Vancouver American, Air Canada, Alaska, United, WestJet $613
Cheap Flights from Toronto to Seattle, WA, United States, from $417 Round trip from YTO to SEA