Flights from Seattle to Toronto, Canada

Did you mean flights from Toronto to Seattle?

Seattle to Toronto Last modified: Jan 27, 2025 3:30 -05:00

We've scanned 119,262,985 round trip itineraries and found the cheapest flights to Toronto. Alaska & Multiple Airlines frequently offer the best deals to Toronto flights, or select your preferred carrier below to see the cheapest days to fly.

Alaska
SEAYTO
Tue 2/25
nonstop
YTOSEA
Tue 3/4
nonstop
$245
Multiple Airlines
SEAYTO
Wed 3/5
nonstop
YTOSEA
Wed 3/12
nonstop
$301
United
SEAYTO
Tue 3/4
nonstop
YTOSEA
Tue 3/11
nonstop
$301
WestJet
SEAYTO
Tue 4/29
1 stop
YTOSEA
Tue 5/6
1 stop
$311
Major Airlines
SEAYTO
Thu 2/20
1 stop
YTOSEA
Mon 2/24
1 stop
$317
Air Canada
SEAYTO
Wed 3/5
nonstop
YTOSEA
Wed 3/12
nonstop
$321

How Much is a Flight from Seattle to Toronto?

We have collected flight cost data from across the web for travel from Seattle to Toronto, and have found the average flight price for this trip to be $259.

Where To Buy Cheap Flights from Seattle to Toronto?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Seattle to Toronto based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Seattle to Toronto?

The chart below shows up-to-date information regarding how far in advance to book your flight from Seattle to Toronto.

Cheapest Day To Fly from Seattle to Toronto

We've examined 238,525,970 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Seattle to Toronto is Monday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$245$245$266$266$266 $266

Compare Flight Prices from Seattle to Toronto by Month

Sorry... we weren't able to find enough data for this market to reliably compare prices over the coming months. Run an airfare search now to update and compare prices. Find Flights

Cheap Last Minute Flights from Seattle to Toronto

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Connecting Flights vs Direct Flights from Seattle to Toronto

Flights between some cities may be significantly cheaper if you choose 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 Seattle to Toronto is $503.

The average price for direct flights from Seattle to Toronto is $478.

One Way Flights vs Round Trip Flights from Seattle to Toronto

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 Seattle to Toronto. 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 Seattle to Toronto is $224.

The average price for round trip flights from Seattle to Toronto is $466.

Seattle to Toronto Flight Questions

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Cheap Flights from Seattle to Toronto