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Cheap flights from Seattle to Toronto Pearson Intl Airport from C$ 147

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 Pearson Intl Airport departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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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.
7:27 a.m. - 3:05 p.m.SEA-YYZ
4h 38mdirect
4:20 p.m. - 6:43 p.m.YYZ-SEA
5h 23mdirect
C$ 359Alaska Airlines
Find Deal
Fri, 17 Jan - Tue, 21 Jan
7:27 a.m. - 3:05 p.m.SEA-YYZ
4h 38mdirect
7:55 a.m. - 2:21 p.m.YYZ-SEA
9h 26m1 stop
C$ 362
Find Deal
Fri, 31 Jan - Mon, 3 Feb
3:15 p.m. - 5:58 a.m.SEA-YYZ
11h 43m2 stops
8:00 a.m. - 2:21 p.m.YYZ-SEA
9h 21m1 stop
C$ 365WestJet
Find Deal
Fri, 31 Jan - Mon, 3 Feb
3:15 p.m. - 6:00 a.m.SEA-YYZ
11h 45m2 stops
7:55 a.m. - 2:21 p.m.YYZ-SEA
9h 26m1 stop
C$ 368WestJet
Find Deal
Mon, 27 Jan - Wed, 12 Feb
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 425United Airlines
Find Deal
Wed, 25 Dec - Tue, 14 Jan
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
8:00 a.m. - 2:30 p.m.YYZ-SEA
9h 30m1 stop
C$ 432Air Canada
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Fri, 17 Jan - Tue, 21 Jan
6:25 a.m. - 12:26 a.m.SEA-YYZ
15h 01m1 stop
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 439United Airlines
Find Deal
Fri, 13 Dec - Mon, 16 Dec
12:50 a.m. - 1:41 p.m.SEA-YYZ
9h 51m1 stop
6:15 p.m. - 12:21 a.m.YYZ-SEA
9h 06m1 stop
C$ 442Delta
Find Deal
Mon, 9 Dec - Thu, 12 Dec
5:30 a.m. - 3:52 p.m.SEA-YYZ
7h 22m1 stop
1:20 p.m. - 10:25 p.m.YYZ-SEA
12h 05m1 stop
C$ 444Delta
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Thu, 9 Jan - Wed, 15 Jan
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
11:00 p.m. - 9:50 a.m.YYZ-SEA
13h 50m1 stop
C$ 458Air Canada
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Mon, 30 Dec - Tue, 7 Jan
7:27 a.m. - 3:05 p.m.SEA-YYZ
4h 38mdirect
C$ 147Alaska Airlines
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Wed, 8 Jan
3:15 p.m. - 6:00 a.m.SEA-YYZ
11h 45m2 stops
C$ 171WestJet
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Tue, 21 Jan
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
C$ 179United Airlines
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Mon, 30 Dec
5:30 a.m. - 3:59 p.m.SEA-YYZ
7h 29m1 stop
C$ 184Delta
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Mon, 16 Dec
7:15 p.m. - 6:09 a.m.SEA-YYZ
7h 54m1 stop
C$ 186Air Canada
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Thu, 26 Dec
5:00 a.m. - 10:52 p.m.SEA-YYZ
14h 52m1 stop
C$ 193United Airlines
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Sun, 15 Dec
4:00 p.m. - 6:46 a.m.SEA-YYZ
11h 46m1 stop
C$ 201
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Wed, 4 Dec
4:00 p.m. - 6:46 a.m.SEA-YYZ
11h 46m1 stop
C$ 203
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Wed, 4 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
C$ 482Air Canada
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Fri, 6 Dec
1:40 p.m. - 12:40 a.m.SEA-YYZ
8h 00m1 stop
C$ 502Delta
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Sat, 21 Dec
2:24 p.m. - 11:11 p.m.SEA-YYZ
29h 47m2 stops
6:30 p.m. - 2:21 p.m.YYZ-SEA
22h 51m1 stop
C$ 880
Find Deal
Fri, 22 Nov - Mon, 25 Nov
9:35 p.m. - 6:35 a.m.SEA-YYZ
30h 00m2 stops
9:25 a.m. - 12:57 a.m.YYZ-SEA
18h 32m1 stop
C$ 1,114
Find Deal
Thu, 21 Nov - Sat, 23 Nov
9:35 p.m. - 10:36 p.m.SEA-YYZ
22h 01m2 stops
10:35 p.m. - 2:21 p.m.YYZ-SEA
18h 46m1 stop
C$ 1,117
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Thu, 21 Nov - Sun, 24 Nov
12:25 a.m. - 5:35 p.m.SEA-YYZ
14h 10m1 stop
6:00 a.m. - 12:59 p.m.YYZ-SEA
9h 59m1 stop
C$ 1,219American Airlines
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Mon, 25 Nov - Thu, 28 Nov
12:25 a.m. - 12:30 p.m.SEA-YYZ
9h 05m1 stop
6:15 a.m. - 2:55 p.m.YYZ-SEA
11h 40m2 stops
C$ 1,231American Airlines
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Mon, 25 Nov - Thu, 28 Nov
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 1,558Air Canada
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Thu, 21 Nov - Sat, 23 Nov
7:15 p.m. - 3:26 p.m.SEA-YYZ
17h 11m1 stop
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 1,592Air Canada
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Fri, 22 Nov - Sun, 24 Nov
11:55 p.m. - 12:30 p.m.SEA-YYZ
9h 35m1 stop
12:25 p.m. - 10:07 p.m.YYZ-SEA
12h 42m2 stops
C$ 1,649United Airlines
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Sat, 23 Nov - Mon, 25 Nov
7:11 p.m. - 8:50 a.m.SEA-YYZ
10h 39m2 stops
12:25 p.m. - 10:07 p.m.YYZ-SEA
12h 42m2 stops
C$ 1,656United Airlines
Find Deal
Sat, 23 Nov - Mon, 25 Nov
7:13 a.m. - 2:55 p.m.SEA-YYZ
4h 42mdirect
4:20 p.m. - 6:54 p.m.YYZ-SEA
5h 34mdirect
C$ 2,785Alaska Airlines
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Fri, 22 Nov - Sun, 24 Nov
7:27 a.m. - 3:05 p.m.SEA-YYZ
4h 38mdirect
4:20 p.m. - 6:43 p.m.YYZ-SEA
5h 23mdirect
C$ 359Alaska Airlines
Find Deal
Fri, 17 Jan - Tue, 21 Jan
7:27 a.m. - 3:05 p.m.SEA-YYZ
4h 38mdirect
4:20 p.m. - 6:43 p.m.YYZ-SEA
5h 23mdirect
C$ 373Alaska Airlines
Find Deal
Thu, 16 Jan - Sun, 19 Jan
7:22 a.m. - 2:55 p.m.SEA-YYZ
4h 33mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 386Alaska Airlines
Find Deal
Wed, 11 Dec - Fri, 13 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 425United Airlines
Find Deal
Wed, 25 Dec - Tue, 14 Jan
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 453United Airlines
Find Deal
Thu, 9 Jan - Wed, 15 Jan
7:18 a.m. - 2:55 p.m.SEA-YYZ
4h 37mdirect
4:10 p.m. - 6:34 p.m.YYZ-SEA
5h 24mdirect
C$ 545Alaska Airlines
Find Deal
Fri, 14 Feb - Sun, 23 Feb
7:22 a.m. - 2:55 p.m.SEA-YYZ
4h 33mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 551Alaska Airlines
Find Deal
Thu, 12 Dec - Sun, 15 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 654
Find Deal
Mon, 10 Mar - Fri, 14 Mar
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
6:55 p.m. - 9:20 p.m.YYZ-SEA
5h 25mdirect
C$ 672Air Canada
Find Deal
Fri, 13 Dec - Thu, 19 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 785Air Canada
Find Deal
Tue, 1 Apr - Thu, 10 Apr

Delta flights from Seattle to Toronto Pearson Intl Airport

Our best Delta deals on Seattle to Toronto Pearson Intl Airport flight tickets
Delta
9 Dec
SEA12:50 a.m.Seattle/Tacoma Intl
9h 51m
1 stop
YYZ1:41 p.m.Toronto Pearson Intl
12 Dec
YYZ6:15 p.m.Toronto Pearson Intl
9h 06m
1 stop
SEA12:21 a.m.Seattle/Tacoma Intl
Delta
9 Jan
SEA5:30 a.m.Seattle/Tacoma Intl
7h 22m
1 stop
YYZ3:52 p.m.Toronto Pearson Intl
15 Jan
YYZ1:20 p.m.Toronto Pearson Intl
12h 05m
1 stop
SEA10:25 p.m.Seattle/Tacoma Intl
Delta
12 Dec
SEA12:50 a.m.Seattle/Tacoma Intl
9h 51m
1 stop
YYZ1:41 p.m.Toronto Pearson Intl
16 Dec
YYZ5:04 p.m.Toronto Pearson Intl
10h 19m
1 stop
SEA12:23 a.m.Seattle/Tacoma Intl

United Airlines flights from Seattle to Toronto Pearson Intl Airport

Our best United Airlines deals on Seattle to Toronto Pearson Intl Airport flight tickets
United Airlines
25 Dec
SEA6:05 a.m.Seattle/Tacoma Intl
4h 45m
YYZ1:50 p.m.Toronto Pearson Intl
14 Jan
YYZ7:05 p.m.Toronto Pearson Intl
5h 25m
SEA9:30 p.m.Seattle/Tacoma Intl
United Airlines
13 Dec
SEA6:25 a.m.Seattle/Tacoma Intl
15h 01m
1 stop
YYZ12:26 a.m.Toronto Pearson Intl
16 Dec
YYZ7:15 p.m.Toronto Pearson Intl
5h 25m
SEA9:40 p.m.Seattle/Tacoma Intl
United Airlines
14 Feb
SEA6:05 a.m.Seattle/Tacoma Intl
4h 45m
YYZ1:50 p.m.Toronto Pearson Intl
23 Feb
YYZ8:05 a.m.Toronto Pearson Intl
19h 50m
1 stop
SEA12:55 a.m.Seattle/Tacoma Intl

See travel insights to Toronto from

How to get the cheapest flight ticket from Seattle to Toronto Pearson 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 month to fly from Seattle to Toronto Pearson Intl Airport?

September. The cheapest time of year to fly to Toronto Pearson Intl Airport from Seattle is September. The most expensive is April.

What is the cheapest day to depart Seattle for Toronto Pearson Intl Airport?

Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Wednesday

When is the cheapest time to fly from Seattle to Toronto Pearson Intl Airport?

In the afternoon. Seattle to Toronto Pearson Intl Airport flights are approximately 40% more expensive at noon than in the afternoon

How far in advance should you book Seattle to Toronto Pearson Intl Airport flights?

22 days before. The cheapest time to buy a flight from Seattle to Toronto Pearson Intl Airport is approximately 22 days to departure

Can stopping save me money on Seattle to Toronto Pearson Intl Airport flights?

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

How have Seattle to Toronto Pearson Intl Airport flight prices changed over time?

As of November 2024, prices for Seattle to Toronto Pearson Intl Airport flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Toronto Pearson Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Toronto Pearson 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 Pearson Intl Airport (SEA to YYZ) flight deals and tips

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

Best price found

C$ 147

Fastest flight time

4h 33m

Direct flights

Every day
The best one-way flight to Toronto Pearson Intl Airport from Seattle in the past 72 hours is C$ 147. The best round-trip flight deal from Seattle to Toronto Pearson Intl Airport found on momondo in the last 72 hours is C$ 359.
The fastest flight from Seattle to Toronto Pearson Intl Airport takes 4h 33m
Direct flights go from Seattle to Toronto Pearson Intl Airport every day.

  • How far is Seattle/Tacoma Intl to Toronto Pearson Intl by plane?

    The distance between Seattle/Tacoma Intl and Toronto Pearson Intl is about 3304.6 km. 4h 33m is a normal flight duration for this route.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Toronto Pearson Intl Airport are updated daily.

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

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Toronto Pearson 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 Pearson Intl Airport.

  • What documentation or ID do you need to fly to Toronto Pearson Intl Airport?

    The travel and health documents required for your trip to Toronto Pearson 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 Pearson Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Seattle to Toronto Pearson Intl Airport?

  • What is the most popular airline from Seattle to Toronto Pearson Intl Airport?


Best airlines flying from Seattle to Toronto Pearson Intl Airport

Compare and see reviews for airlines that fly from Seattle to Toronto Pearson Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 228Free CancellationRating
7.0
8,238 reviews
Search Air Canada flights
Alaska AirlinesPriceFrom C$ 379Free CancellationRating
8.0
9,458 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom C$ 485Free CancellationRating
7.4
9,173 reviews
Search United Airlines flights
  • Alaska Airlines Flights From Seattle to Toronto Pearson Intl Airport

    Alaska Airlines operates around 1 flight from Seattle to Toronto Pearson Intl Airport every week. The average price of these flights found in the last 72 hours has been C$ 473, but momondo users have found Alaska Airlines deals from Seattle to Toronto Pearson Intl Airport from as low as C$ 271 round-trip. Alaska Airlines has been scored 8.0/10 in 9,458 reviews.

  • United Airlines Flights From Seattle to Toronto Pearson Intl Airport

    United Airlines (7.4/10 from 9,172 reviews) operates around 10 flights from Seattle to Toronto Pearson Intl Airport in any given week. The average United Airlines airfare for this route is around C$ 581, with deals from around C$ 347 rare but found on momondo. Referenced prices are for round-trip Seattle to Toronto Pearson Intl Airport flight searches in the last 72 hours.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Toronto. momondo saves you time and could save you money on your trip.

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

Flights from Seattle to Toronto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Seattle to Toronto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Seattle to Toronto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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