SEA - YTZ

$115 Find Cheap Flights from Seattle to Toronto Island

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Toronto departing on 4/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Toronto Island Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Toronto, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Toronto, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$279
Air Canada
Tue 3/31Sat 4/25
SEA - YTZ • 2 stops
Cheapest one-way
$115
Air Canada
Wed 4/22
SEA - YTZ • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Seattle and Toronto. You'll need at least 1 connection.
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Toronto!
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Booking Insights
Flight Deals

Cheap Flights from Seattle to Toronto (SEA-YTZ)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle to Toronto that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Toronto

Tue, Mar 31 - Sat, Apr 25
Air Canada Logo
5:40 am - 9:32 pm
SEA
-
YTZ
12h 52m
2 stops
Air Canada Logo
3:35 pm - 10:50 pm
YTZ
-
SEA
10h 15m
2 stops
$279Air Canada
Mon, Mar 30 - Sat, Apr 25
Air Canada Logo
8:00 pm - 10:25 am
SEA
-
YTZ
11h 25m
2 stops
Air Canada Logo
3:35 pm - 10:50 pm
YTZ
-
SEA
10h 15m
2 stops
$286Air Canada
Sat, Mar 28 - Sat, Apr 4
Air Canada Logo
5:40 am - 7:55 pm
SEA
-
YTZ
11h 15m
2 stops
Air Canada Logo
3:35 pm - 10:50 pm
YTZ
-
SEA
10h 15m
2 stops
$373Air Canada
Sat, Mar 28 - Sat, Apr 4
Air Canada Logo
5:40 am - 7:55 pm
SEA
-
YTZ
11h 15m
2 stops
Air Canada Logo
3:35 pm - 10:50 pm
YTZ
-
SEA
10h 15m
2 stops
$382Air Canada
Tue, Apr 21 - Sat, Apr 25
Multiple Airlines Logo
11:10 pm - 4:43 pm
SEA
-
YTZ
14h 33m
2 stops
Multiple Airlines Logo
1:30 pm - 9:10 pm
YTZ
-
SEA
10h 40m
1 stop
$403Multiple Airlines
Tue, Apr 21 - Sat, Apr 25
Multiple Airlines Logo
9:38 pm - 10:35 am
SEA
-
YTZ
9h 57m
1 stop
Multiple Airlines Logo
8:45 am - 6:40 pm
YTZ
-
SEA
12h 55m
1 stop
$417Multiple Airlines
Sat, Mar 28 - Sat, Apr 4
Air Canada Logo
5:40 am - 6:10 pm
SEA
-
YTZ
9h 30m
2 stops
Air Canada Logo
3:35 pm - 10:50 pm
YTZ
-
SEA
10h 15m
2 stops
$421Air Canada
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
9:40 pm - 1:10 pm
SEA
-
YTZ
12h 30m
1 stop
Multiple Airlines Logo
9:25 am - 10:02 pm
YTZ
-
SEA
15h 37m
1 stop
$439Multiple Airlines
Mon, Apr 6 - Mon, Apr 13
Multiple Airlines Logo
10:15 pm - 3:24 pm
SEA
-
YTZ
14h 09m
1 stop
Multiple Airlines Logo
3:15 pm - 7:02 am
YTZ
-
SEA
18h 47m
2 stops
$443Multiple Airlines
Thu, Mar 12 - Mon, Mar 16
Multiple Airlines Logo
3:11 pm - 10:35 am
SEA
-
YTZ
16h 24m
1 stop
Multiple Airlines Logo
6:15 pm - 10:55 am
YTZ
-
SEA
19h 40m
1 stop
$445Multiple Airlines
Booking Insights

KAYAK's insights & trends for Seattle to Toronto flights

Get data-powered insights and trends into flights from Seattle to Toronto to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Seattle to Toronto Island?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Seattle to Toronto Island were found on Air Canada ($279) and United Airlines ($387).

Find deals

Good to know

Cheapest flight$115
Flight from Seattle to Toronto Island

When to book flights from Seattle to Toronto

Are your dates flexible? Find out the best times to travel from Seattle to Toronto based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Seattle to Toronto Island flights

  • What is the cheapest flight from Seattle to Toronto Island Airport?

    In the last 3 days, the lowest price for a flight from Seattle to Toronto Island Airport was $115 for a one-way ticket and $279 for a round-trip.

  • Do I need a passport to fly between Seattle and Toronto Island?

    Yes

  • Which airports will I be using when flying from Seattle to Toronto Island?

    Seattle and Toronto Island are both served by 1 main airport. You will leave Seattle from Seattle/Tacoma Intl and will be arriving at Toronto Island.

  • Which aircraft models fly most regularly from Seattle to Toronto Island?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Seattle to Toronto Island?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Toronto Island.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Toronto Island?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Toronto Island from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Toronto Island?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Toronto Island with an airline and back to Seattle with another airline. Booking your flights between Seattle and YTZ can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Toronto Island?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Toronto Island from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to Toronto

Information on your arrival and departure airports

Seattle (SEA)
Toronto Island (YTZ)