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Cheap flights from Seattle to Toronto Region of Waterloo Intl Airport from C$ 304

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Toronto Region of Waterloo Intl Airport departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Toronto

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Toronto that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Toronto.

Cheap last-minute flights

Planning a quick getaway from Seattle to Toronto? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Toronto, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Toronto

Find recent round-trip train or bus tickets from Seattle to Toronto.

All round-trip flight deals to Toronto

The cheapest plane tickets to Toronto found on KAYAK recently.
11:30 a.m. - 6:40 a.m.SEA-YKF
16h 10m2 stops
9:30 p.m. - 10:00 a.m.YKF-SEA
15h 30m2 stops
C$ 486
Find Deal
Fri, 17 Jan - Fri, 24 Jan
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 2:38 p.m.YKF-SEA
11h 08m1 stop
C$ 493WestJet
Find Deal
Wed, 4 Dec - Sat, 7 Dec
11:30 a.m. - 1:16 a.m.SEA-YKF
10h 46m2 stops
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 508WestJet
Find Deal
Fri, 17 Jan - Mon, 20 Jan
11:30 a.m. - 1:16 a.m.SEA-YKF
10h 46m2 stops
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 518WestJet
Find Deal
Fri, 24 Jan - Mon, 27 Jan
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 524WestJet
Find Deal
Fri, 24 Jan - Mon, 27 Jan
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 554WestJet
Find Deal
Fri, 17 Jan - Mon, 20 Jan
7:05 p.m. - 6:55 a.m.SEA-YKF
8h 50m1 stop
9:30 p.m. - 10:00 a.m.YKF-SEA
15h 30m2 stops
C$ 561
Find Deal
Fri, 17 Jan - Fri, 24 Jan
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:00 a.m. - 1:08 p.m.YKF-SEA
10h 08m1 stop
C$ 621WestJet
Find Deal
Mon, 21 Apr - Wed, 30 Apr
11:30 a.m. - 1:16 a.m.SEA-YKF
34h 46m2 stops
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 680WestJet
Find Deal
Thu, 20 Mar - Mon, 24 Mar
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 700WestJet
Find Deal
Fri, 31 Jan - Mon, 3 Feb
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 304WestJet
Find Deal
Wed, 11 Dec
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 330WestJet
Find Deal
Wed, 2 Apr
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 363WestJet
Find Deal
Wed, 4 Dec
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 378WestJet
Find Deal
Mon, 9 Dec
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 457WestJet
Find Deal
Wed, 1 Jan
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 459WestJet
Find Deal
Wed, 18 Dec
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 471WestJet
Find Deal
Fri, 3 Jan
9:45 p.m. - 1:16 a.m.SEA-YKF
24h 31m2 stops
C$ 503WestJet
Find Deal
Tue, 21 Jan
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
C$ 504WestJet
Find Deal
Fri, 3 Jan
7:15 a.m. - 1:16 a.m.SEA-YKF
15h 01m2 stops
C$ 535WestJet
Find Deal
Mon, 9 Dec
9:35 p.m. - 1:16 a.m.SEA-YKF
24h 41m2 stops
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 1,035
Find Deal
Tue, 26 Nov - Thu, 28 Nov
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 2:21 p.m.YKF-SEA
10h 51m1 stop
C$ 1,800WestJet
Find Deal
Fri, 22 Nov - Mon, 25 Nov
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 2:38 p.m.YKF-SEA
11h 08m1 stop
C$ 1,866WestJet
Find Deal
Fri, 22 Nov - Sat, 23 Nov
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 4:20 p.m.YKF-SEA
12h 50m2 stops
C$ 1,994WestJet
Find Deal
Fri, 22 Nov - Mon, 25 Nov
3:15 p.m. - 1:16 a.m.SEA-YKF
7h 01m1 stop
6:30 a.m. - 2:38 p.m.YKF-SEA
11h 08m1 stop
C$ 2,229WestJet
Find Deal
Fri, 22 Nov - Sat, 23 Nov
7:20 a.m. - 1:16 a.m.SEA-YKF
14h 56m2 stops
6:30 a.m. - 2:38 p.m.YKF-SEA
11h 08m1 stop
C$ 5,424WestJet
Find Deal
Fri, 22 Nov - Sat, 23 Nov

WestJet flights from Seattle to Toronto Region of Waterloo Intl Airport

Our best WestJet deals on Seattle to Toronto Region of Waterloo Intl Airport flight tickets
WestJet
4 Dec
SEA3:15 p.m.Seattle/Tacoma Intl
7h 01m
1 stop
YKF1:16 a.m.Toronto Region of Waterloo Intl
7 Dec
YKF6:30 a.m.Toronto Region of Waterloo Intl
11h 08m
1 stop
SEA2:38 p.m.Seattle/Tacoma Intl
WestJet
17 Jan
SEA11:30 a.m.Seattle/Tacoma Intl
10h 46m
2 stops
YKF1:16 a.m.Toronto Region of Waterloo Intl
20 Jan
YKF6:30 a.m.Toronto Region of Waterloo Intl
10h 51m
1 stop
SEA2:21 p.m.Seattle/Tacoma Intl
WestJet
24 Jan
SEA11:30 a.m.Seattle/Tacoma Intl
10h 46m
2 stops
YKF1:16 a.m.Toronto Region of Waterloo Intl
27 Jan
YKF6:30 a.m.Toronto Region of Waterloo Intl
10h 51m
1 stop
SEA2:21 p.m.Seattle/Tacoma Intl

See travel insights to Toronto from

How to get the cheapest flight ticket from Seattle to Toronto Region of Waterloo Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Seattle to Toronto Region of Waterloo Intl Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Seattle to Toronto Region of Waterloo Intl Airport flight.

When to book flights from Seattle to Toronto Region of Waterloo Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Toronto Region of Waterloo Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Toronto Region of Waterloo Intl Airport (SEA to YKF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Toronto Region of Waterloo Intl Airport

Best price found

C$ 304

Fastest flight time

6h 56m

Direct flights

None
The best one-way flight to Toronto Region of Waterloo Intl Airport from Seattle in the past 72 hours is C$ 304. The best round-trip flight deal from Seattle to Toronto Region of Waterloo Intl Airport found on momondo in the last 72 hours is C$ 486.
The fastest flight from Seattle to Toronto Region of Waterloo Intl Airport takes 6h 56m
There are no direct flights from Seattle to Toronto Region of Waterloo Intl Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Toronto Region of Waterloo Intl Airport.

  • How far is Seattle/Tacoma Intl to Toronto Region of Waterloo Intl by plane?

    The distance between Seattle/Tacoma Intl and Toronto Region of Waterloo Intl is about 3257.4 km. A reasonable flight in good conditions will take 6h 56m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Toronto Region of Waterloo Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Toronto Region of Waterloo Intl Airport refresh daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Toronto Region of Waterloo Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Toronto Region of Waterloo Intl Airport.

  • What documentation or ID do you need to fly to Toronto Region of Waterloo Intl Airport?

    The travel and health documents required for your trip to Toronto Region of Waterloo Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Toronto Region of Waterloo Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Toronto?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Toronto for you.

Can I find flights from Seattle to Toronto with flexible booking policies on momondo?

All flight searches from Seattle to Toronto on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Toronto?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Toronto from Seattle.

I’m not ready to book a flight from Seattle to Toronto right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Toronto now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Toronto and let you know when they change.


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