Cheap flights from Seattle to Toronto

SEA — YTO
1 Feb — 8 Feb1
Return
1 adult
Economy
From?
To?
Wed 1/2
Wed 8/2

The best prices from Seattle/Tacoma Intl to Toronto are usually found in January or November, booked 28 days in advance, depart on a Thursday or Saturday and return on a Wednesday

How to find the cheapest flight from Seattle (SEA) to Toronto (YTO)

All the information you need to plan the best SEA to YTO flight in 2023: compare Seattle to Toronto flight prices with the expected peak season, weather and rainfall in Toronto.

SEA - YTO

Price

C$ 435 - C$ 718

YTO

Temperature

-6 - 21 °C

YTO

Rainfall

51 - 83 mm

Popular inJulyHigh demand for flights, 22% potential price rise
Cheapest inJanuaryBest time to find cheap flights, 22% potential price drop
Round-trip fromC$ 582From Seattle/Tacoma Intl to Toronto (YTO)
One-way fromC$ 245One-way flight from Seattle/Tacoma Intl to Toronto (YTO)

What is the cheapest day to fly round-trip from Seattle to Toronto?

Users have found that flying from Seattle to Toronto on a Monday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

To save up to 50% on this flight, we recommend booking at least 28 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to Toronto from C$ 896 1-2 weeks out and tickets from C$ 1,202 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to Toronto?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, January can be a great choice for travel to Toronto. Flights to Toronto from Seattle in January are about C$ 746 on average during January, but can be found for as low as C$ 365.

When is the cheapest time to fly from Seattle to Toronto (SEA - YTO)?

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Seattle to Toronto by exploring options for tickets at noon.

Cheap flights from Seattle to Toronto in January, February 2023

The best prices found for SEA to YTO flights for January, February
22 Feb. - 1 Mar.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

9h 20m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

12h 38m
C$ 271

Multiple Airlines

Deal found 23/1

31 Jan. - 8 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

18h 21m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 53m
C$ 294

Multiple Airlines

Deal found 24/1

22 Feb. - 1 Mar.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

9h 09m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 35m
C$ 302

Multiple Airlines

Deal found 26/1

Seattle to Toronto 2023 flight deals

Cheap flights to Toronto from Seattle found for this year
22 Feb. - 1 Mar.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

9h 20m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

12h 38m
C$ 271

Multiple Airlines

Deal found 23/1

31 Jan. - 8 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

18h 21m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 53m
C$ 294

Multiple Airlines

Deal found 24/1

22 Feb. - 1 Mar.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

9h 09m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 35m
C$ 302

Multiple Airlines

Deal found 26/1

Cheap WestJet flights from Seattle to Toronto

21 Apr. - 24 Apr.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

8h 59m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

7h 58m
C$ 487

WestJet

Deal found 25/1

2 May - 6 May
SEA

Seattle/Tacoma Intl

YHM

Toronto Hamilton

1 stop

8h 48m
YHM

Toronto Hamilton

SEA

Seattle/Tacoma Intl

1 stop

8h 59m
C$ 654

WestJet

Deal found 24/1

1 May - 6 May
SEA

Seattle/Tacoma Intl

YHM

Toronto Hamilton

1 stop

8h 48m
YHM

Toronto Hamilton

SEA

Seattle/Tacoma Intl

1 stop

8h 59m
C$ 664

WestJet

Deal found 24/1

Cheap American Airlines flights from Seattle to Toronto

5 Feb. - 7 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

2 stops

18h 04m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

2 stops

21h 44m
C$ 711

American Airlines

Deal found 25/1

5 Feb. - 10 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

2 stops

18h 04m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

2 stops

19h 34m
C$ 742

American Airlines

Deal found 24/1

4 Feb. - 6 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

2 stops

18h 52m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

2 stops

21h 44m
C$ 747

American Airlines

Deal found 24/1

Direct flights to Toronto from Seattle

Save time with Seattle to Toronto direct flight deals
16 Feb. - 23 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

Nonstop

4h 43m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 28m
C$ 586

Air Canada

Deal found 25/1

23 Feb. - 1 Mar.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

Nonstop

4h 43m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 28m
C$ 587

Air Canada

Deal found 26/1

4 Mar. - 31 Mar.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

Nonstop

4h 43m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

Nonstop

5h 22m
C$ 590

Air Canada

Deal found 26/1

Last minute flights from Seattle to Toronto

Late deals on round-trip flights to Toronto from Seattle, departing today and this week
31 Jan. - 8 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

18h 21m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 53m
C$ 294

Multiple Airlines

Deal found 24/1

1 Feb. - 8 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

9h 50m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

11h 53m
C$ 312

Multiple Airlines

Deal found 24/1

1 Feb. - 6 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

9h 50m
YYZ

Toronto Pearson Intl

SEA

Seattle/Tacoma Intl

1 stop

12h 46m
C$ 373

Multiple Airlines

Deal found 24/1

One-way flights to Toronto from Seattle

The cheapest one-way flights from Seattle to Toronto
14 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

18h 21m
C$ 127

Multiple Airlines

Deal found 26/1

8 Mar.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

9h 09m
C$ 130

Multiple Airlines

Deal found 25/1

22 Feb.
SEA

Seattle/Tacoma Intl

YYZ

Toronto Pearson Intl

1 stop

15h 25m
C$ 132

Multiple Airlines

Deal found 24/1

Related info for your journey

Useful info, stats and facts about Seattle to Toronto flights.

What airport do you fly from for flights from Seattle to Toronto?

Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Toronto. 2 airlines have flights from Seattle/Tacoma Intl to Toronto on a regular basis. Booking flights from Seattle/Tacoma Intl to Toronto should not be difficult; the airport handles an average of 2 outbound flights to Toronto per day.

Which airlines flying from Seattle/Tacoma Intl to Toronto have flexible cancellations due to COVID-19?

Air Canada and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Seattle to Toronto for under C$ 400 on Cheapflights?

Yes, there are multiple flights from Seattle to Toronto for under C$ 400. The cheapest flight booked recently is on Multiple Airlines for just C$ 302, but on average you can expect to pay C$ 385.

Are there direct flights from Seattle to Toronto for under C$ 600 on Cheapflights?

Cheapflights has 20 direct flights from Seattle to Toronto under C$ 600. A good price for a direct flight from Seattle to Toronto is less than C$ 667.

Are there last-minute flights available from Seattle to Toronto for under C$ 300?

There are currently 20+ open flights from Seattle to Toronto within the next 7 days for less than C$ 300.

What are the most popular routes from Seattle to Toronto?

Most travellers choose Seattle/Tacoma Intl - Toronto Pearson Intl, Seattle/Tacoma Intl - Toronto Island or Seattle/Tacoma Intl - Toronto Hamilton when deciding on the best route from Seattle to Toronto.

What are the most popular airlines that fly from Seattle to Toronto?

The most popular airlines flying from Seattle to Toronto are Endeavor Airlines, Air Canada and United Airlines. Something to consider prior to booking your flight.

What are the most reliable airlines from Seattle to Toronto?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Toronto on time: Air Canada (71%), United Airlines (71%), Turkish Airlines (68%).

What are the cheapest flights from Seattle to Toronto?

On average you can expect to pay C$ 398 for a flight from Seattle to Toronto. The cheapest flight overall is C$ 250 while the most popular route, (Seattle/Tacoma Intl - Toronto Pearson Intl) is currently priced at C$ 338.

Alternative routes for Seattle to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Ottawafrom C$ 544 pp

Top 2 airlines flying from Seattle to Toronto

The chart below displays the airlines Cheapflights users travelling from Seattle to Toronto choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Air CanadaCheapestC$ 276AverageC$ 781FlexibilityNo cancel feeOn-time67%COVID-19 safety
Search Air Canada flights
United AirlinesCheapestC$ 618AverageC$ 942FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights

Hourly flight availability from Seattle to Toronto

See what time of day planes typically take off from Seattle to Toronto
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Seattle to Toronto

See how many times per day planes take to the skies headed from Seattle to Toronto
Sunday3daily flights
Monday3daily flights
Tuesday3daily flights
Wednesday3daily flights
Thursday3daily flights
Friday3daily flights
Saturday1daily flight
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