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Cheap flights from Seattle to Toronto Region of Waterloo Intl Airport from $180

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 2/12. 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.
2:05 pm - 5:15 amSEA-YKF
12h 10m1 stop
6:00 am - 1:08 pmYKF-SEA
10h 08m1 stop
Thu, May 1 - Sun, May 4
3:05 pm - 6:40 amSEA-YKF
12h 35m2 stops
9:30 pm - 9:57 amYKF-SEA
15h 27m2 stops
Mon, Feb 3 - Mon, Feb 10
3:05 pm - 6:40 amSEA-YKF
12h 35m2 stops
9:30 pm - 2:30 pmYKF-SEA
20h 00m2 stops
Mon, Feb 3 - Mon, Feb 10
6:00 am - 5:15 amSEA-YKF
44h 15m3 stops
6:00 am - 8:28 pmYKF-SEA
17h 28m1 stop
Thu, May 1 - Sun, May 4
5:55 pm - 1:16 amSEA-YKF
28h 21m2 stops
9:30 pm - 2:21 pmYKF-SEA
19h 51m1 stop
Sat, Jan 18 - Mon, Jan 20
2:05 pm - 5:15 amSEA-YKF
12h 10m1 stop
6:00 am - 2:09 pmYKF-SEA
11h 09m2 stops
Thu, May 1 - Sun, May 4
7:05 am - 5:15 amSEA-YKF
19h 10m1 stop
6:00 am - 8:28 pmYKF-SEA
17h 28m1 stop
Thu, May 1 - Mon, May 5
2:05 pm - 5:15 amSEA-YKF
12h 10m1 stop
6:00 am - 8:28 pmYKF-SEA
17h 28m1 stop
Wed, May 21 - Sun, May 25
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
6:30 am - 2:21 pmYKF-SEA
10h 51m1 stop
$453WestJet
Find Deal
Fri, Mar 21 - Tue, Mar 25
7:28 am - 1:16 amSEA-YKF
14h 48m2 stops
6:30 am - 2:21 pmYKF-SEA
10h 51m1 stop
$458WestJet
Find Deal
Wed, Jan 29 - Thu, Jan 30
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
$180WestJet
Find Deal
Wed, Feb 12
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
$234WestJet
Find Deal
Mon, Mar 17
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
$235WestJet
Find Deal
Wed, Mar 5
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
$241WestJet
Find Deal
Mon, Mar 17
9:25 am - 1:16 amSEA-YKF
12h 51m2 stops
$260WestJet
Find Deal
Wed, Feb 12
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
$279WestJet
Find Deal
Fri, Mar 7
9:25 am - 1:16 amSEA-YKF
12h 51m2 stops
$368WestJet
Find Deal
Fri, Jan 3
9:25 am - 1:16 amSEA-YKF
12h 51m2 stops
$375WestJet
Find Deal
Mon, Dec 30
9:25 am - 1:16 amSEA-YKF
12h 51m2 stops
$389WestJet
Find Deal
Fri, Jan 3
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
$435WestJet
Find Deal
Fri, Jan 3
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
6:30 am - 5:00 pmYKF-SEA
13h 30m2 stops
$824WestJet
Find Deal
Wed, Dec 25 - Sat, Dec 28
9:25 am - 1:16 amSEA-YKF
12h 51m2 stops
6:30 am - 8:05 amYKF-SEA
28h 35m2 stops
$885WestJet
Find Deal
Wed, Dec 25 - Sat, Dec 28
11:59 pm - 8:45 pmSEA-YKF
17h 46m2 stops
12:35 pm - 12:10 amYKF-SEA
38h 35m3 stops
Thu, Dec 26 - Thu, Jan 2
7:45 pm - 6:55 amSEA-YKF
8h 10m1 stop
8:35 pm - 8:05 amYKF-SEA
14h 30m1 stop
$1,032
Find Deal
Wed, Dec 25 - Sat, Dec 28
1:40 pm - 6:40 amSEA-YKF
14h 00m2 stops
9:05 pm - 8:50 pmYKF-SEA
26h 45m2 stops
$1,089
Find Deal
Mon, Dec 23 - Sun, Dec 29
6:34 pm - 7:25 pmSEA-YKF
21h 51m2 stops
12:35 pm - 9:26 amYKF-SEA
23h 51m2 stops
$1,115
Find Deal
Tue, Dec 24 - Thu, Dec 26
9:21 pm - 1:16 amSEA-YKF
24h 55m2 stops
6:30 am - 8:26 pmYKF-SEA
16h 56m2 stops
$1,789
Find Deal
Thu, Dec 26 - Thu, Jan 2
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
6:30 am - 2:38 pmYKF-SEA
11h 08m1 stop
$1,867WestJet
Find Deal
Mon, Dec 23 - Sat, Dec 28
3:15 pm - 1:16 amSEA-YKF
7h 01m1 stop
6:30 am - 2:21 pmYKF-SEA
10h 51m1 stop
$2,242WestJet
Find Deal
Wed, Dec 25 - Thu, Jan 2

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
Mar 21
SEA3:15 pmSeattle/Tacoma Intl
7h 01m
1 stop
YKF1:16 amToronto Region of Waterloo Intl
Mar 25
YKF6:30 amToronto Region of Waterloo Intl
10h 51m
1 stop
SEA2:21 pmSeattle/Tacoma Intl
WestJet
Jan 29
SEA7:28 amSeattle/Tacoma Intl
14h 48m
2 stops
YKF1:16 amToronto Region of Waterloo Intl
Jan 30
YKF6:30 amToronto Region of Waterloo Intl
10h 51m
1 stop
SEA2:21 pmSeattle/Tacoma Intl
WestJet
May 6
SEA2:05 pmSeattle/Tacoma Intl
7h 41m
1 stop
YKF12:46 amToronto Region of Waterloo Intl
May 11
YKF6:00 amToronto Region of Waterloo Intl
10h 08m
1 stop
SEA1:08 pmSeattle/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

What is the cheapest day to depart on your flight to Toronto Region of Waterloo Intl Airport?

According to our data, Wednesday is the cheapest day to fly to Toronto Region of Waterloo Intl Airport from Seattle. The lowest ticket price found for a Wednesday departure recently was $482. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Toronto Region of Waterloo Intl Airport is Thursday, with ticket prices averaging around $643.

What is the cheapest time of day to depart on your flight to Toronto Region of Waterloo Intl Airport?

In the morning is the cheapest time of day to fly from Seattle to Toronto Region of Waterloo Intl Airport when you can find flight prices for as low as $438. Flying to Toronto Region of Waterloo Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Flights to Toronto Region of Waterloo Intl Airport are more costly at noon, with an average ticket price of $618. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

No. A direct flight is the cheapest option for a flight between Seattle to Toronto Region of Waterloo Intl Airport.

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

$180

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 $180. The best round-trip flight deal from Seattle to Toronto Region of Waterloo Intl Airport found on momondo in the last 72 hours is $334.
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?

    Seattle/Tacoma Intl and Toronto Region of Waterloo Intl are 2024.0 mi apart from one another. Typically, this will take 7h 01m by plane in normal conditions.

  • 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 are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Toronto Region of Waterloo Intl Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 required travel and health documents for your Toronto Region of Waterloo Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Toronto Region of Waterloo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Seattle to Toronto Region of Waterloo Intl Airport?


Best airlines flying from Seattle to Toronto Region of Waterloo Intl Airport

Compare and see reviews for airlines that fly from Seattle to Toronto Region of Waterloo Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $295Free CancellationRating
7.2
2,814 reviews
Search WestJet flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Toronto from Seattle.

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

momondo does allow users to show only those flights to Toronto from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Seattle to Toronto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Toronto from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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