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Cheap flights from Toronto Pearson Intl Airport to Seattle from C$ 208

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SEA
22 Jan — 29 Jan1
1 adult

The best prices from Toronto Pearson Intl to Seattle/Tacoma Intl are usually found in January or October, booked 58 days in advance, depart on a Tuesday or Wednesday and return on a Sunday

Cheap flight deals from Pearson Intl to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 January 2025.

Round-trip from

C$ 342

One-way from

C$ 208

Popular in

March

Cheapest in

January

Average price

C$ 392
21/2-25/2
  • 21/2-25/2
  • 2 total stops
  • 28h 25m total
  • Toronto to Seattle
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2/2
  • 2/2
  • 1 total stop
  • 15h 50m total
  • Toronto to Seattle
Search Deals
High demand for flights, 8% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Pearson Intl to Seattle

Cheapest flights from Pearson Intl to Seattle
Explore the most affordable flight options available from Pearson Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Fri 21/28:00 p.m.YYZ - SEA
1 stop16h 30mMultiple Airlines
Tue 25/23:48 p.m.SEA - YYZ
1 stop11h 55mMultiple Airlines
Deal found 15/1C$ 336
Tue 11/24:20 p.m.YYZ - SEA
Nonstop5h 23mAlaska Airlines
Wed 19/27:18 a.m.SEA - YYZ
Nonstop4h 37mAlaska Airlines
Deal found 15/1C$ 346
Fri 21/27:05 p.m.YYZ - SEA
Nonstop5h 25mAir Canada
Tue 25/26:05 a.m.SEA - YYZ
Nonstop4h 45mAir Canada
Deal found 16/1C$ 355
Tue 11/27:55 a.m.YYZ - SEA
1 stop9h 26mWestJet
Wed 19/211:30 a.m.SEA - YYZ
2 stops9h 56mWestJet
Deal found 15/1C$ 356
Thu 13/27:05 p.m.YYZ - SEA
Nonstop5h 25mUnited Airlines
Sun 23/26:05 a.m.SEA - YYZ
Nonstop4h 45mUnited Airlines
Deal found 15/1C$ 362
Mon 10/25:00 p.m.YYZ - SEA
1 stop10h 50mDelta
Sun 23/211:05 p.m.SEA - YYZ
1 stop9h 51mDelta
Deal found 15/1C$ 384
Sun 9/25:14 p.m.YYZ - SEA
1 stop10h 52mAmerican Airlines
Mon 17/212:59 a.m.SEA - YYZ
1 stop9h 01mAmerican Airlines
Deal found 16/1C$ 417

Find flights from Pearson Intl to Seattle within your budget

Customize your flight search to find flights from Pearson Intl to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 21/2

8:00 p.m.-9:30 a.m.

1 stop16h 30m

Seattle/Tacoma Intl

Tue 25/2

3:48 p.m.-6:43 a.m.

1 stop11h 55m

C$ 342

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 10/2

4:20 p.m.-6:43 p.m.

Nonstop5h 23m

Seattle/Tacoma Intl

Tue 11/2

7:17 a.m.-2:55 p.m.

Nonstop4h 38m

C$ 354

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 21/2

7:05 p.m.-9:30 p.m.

Nonstop5h 25m

Seattle/Tacoma Intl

Tue 25/2

6:05 a.m.-1:50 p.m.

Nonstop4h 45m

C$ 355

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Wed 26/3

7:05 p.m.-9:30 p.m.

Nonstop5h 25m

Seattle/Tacoma Intl

Sun 30/3

6:05 a.m.-1:55 p.m.

Nonstop4h 50m

C$ 368

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 15/4

7:55 a.m.-2:21 p.m.

1 stop9h 26m

Seattle/Tacoma Intl

Fri 18/4

3:15 p.m.-12:37 p.m.

1 stop18h 22m

C$ 372

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 7/2

6:00 a.m.-2:24 p.m.

1 stop11h 24m

Seattle/Tacoma Intl

Sun 9/2

11:05 p.m.-9:17 a.m.

1 stop7h 12m

C$ 402

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 6/2

8:05 a.m.-3:45 p.m.

1 stop10h 40m

Seattle/Tacoma Intl

Wed 12/2

7:00 a.m.-7:45 p.m.

1 stop9h 45m

C$ 407

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 9/2

5:14 p.m.-1:06 a.m.

1 stop10h 52m

Seattle/Tacoma Intl

Mon 17/2

12:59 a.m.-1:00 p.m.

1 stop9h 01m

C$ 417

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 6/5

8:55 a.m.-11:16 a.m.

Nonstop5h 21m

C$ 208

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 23/1

8:00 a.m.-12:19 a.m.

3 stops19h 19m

C$ 210

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/1

Showing 1-10 of 15 results
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Best time to book a flight from Pearson Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Pearson Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Pearson Intl to Seattle

Get recent, data-driven insights about flights from Pearson Intl to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Toronto Pearson Intl Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Pearson Intl to Seattle. Price data was last updated on 10 January 2025.

Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Toronto Pearson Intl Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Seattle (average of C$ 257). Flying from Toronto Pearson Intl Airport to Seattle in April is currently the most expensive (average of C$ 421). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYZ to SEA?

Find hourly flight availability from Pearson Intl to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

It’s optimal to fly from Toronto Pearson Intl Airport to Seattle at noon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Toronto Pearson Intl Airport to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Pearson Intl to Seattle. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Seattle flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Toronto Pearson Intl Airport to Seattle

Explore weekly flight availability from Pearson Intl to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 January 2025.

The most flights from YYZ to SEA are scheduled on a Wednesday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 17 January 2025.
Read reviews from past customers who have flown WestJet, United Airlines and American Airlines from Toronto to Seattle. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,681 reviews
Check prices

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,681 reviews
Alaska Airlines
8.0
Very good
9,681 reviews
Check prices

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,511 reviews
Alaska Airlines
8.0
Very good
9,681 reviews
Check prices

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,965 reviews
Alaska Airlines
8.0
Very good
9,681 reviews
Check prices

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,681 reviews
Check prices

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,824 reviews
Alaska Airlines
8.0
Very good
9,681 reviews
Check prices

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Pearson Intl to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Toronto Pearson Intl?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Toronto Pearson Intl to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Toronto Pearson Intl; the airport handles an average of 3 inbound flights from Toronto Pearson Intl per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Seattle airport from Toronto Pearson Intl. It is only a 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.

  • What are the cheapest airlines flying from Toronto Pearson Intl Airport to Seattle round-trip?

    According to our current data, Alaska Airlines (C$ 354), Air Canada (C$ 355), and United Airlines (C$ 368) offers the cheapest pricing from Toronto Pearson Intl Airport to Seattle. Alaska Airlines is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Toronto Pearson Intl Airport to Seattle one-way?

    The cheapest airlines for a one-way flight from Toronto Pearson Intl Airport to Seattle are Air Canada (C$ 217), Alaska Airlines (C$ 227), and United Airlines (C$ 246).

  • What are the most reliable airlines from Toronto Pearson Intl Airport to Seattle?

    Consider Qatar Airways (88%), Alaska Airlines (82%) or Hawaiian Airlines (82%) when booking your flight. These represent the most reliable airlines when flying from Toronto Pearson Intl Airport to Seattle.

  • What are the cheapest flights from Toronto Pearson Intl Airport to Seattle?

    The cheapest flight price from Toronto Pearson Intl Airport to Seattle is C$ 201. On average you can expect to pay C$ 1,399. The most popular route, (Toronto Pearson Intl - Seattle/Tacoma Intl), can usually be booked for C$ 351.

  • Can I find deals for flights from Pearson Intl to Seattle that include hotel bookings?

    Yes. In addition to deals on Pearson Intl to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pearson Intl to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to Seattle.

  • Can I find deals for business class flights from Pearson Intl to Seattle?

    Yes. Cheapflights offers flight deals from Pearson Intl to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto Pearson Intl Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Seattle (average of C$ 257). Flying from Toronto Pearson Intl Airport to Seattle in April is currently the most expensive (average of C$ 421). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Toronto Pearson Intl Airport?

Book flights to Toronto Pearson Intl Airport if you plan to visit one of these locations
SeaTac
Marysville
Tukwila
Tacoma
Bothell
Olympia
Lynnwood
Leavenworth

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Fly from Pearson Intl to Seattle on these airlines

Choose from the following airlines for your flight from Pearson Intl to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 17 January 2025.
Air Canada flights from Toronto Pearson Intl to Seattle/Tacoma Intl
WestJet flights from Toronto Pearson Intl to Seattle/Tacoma Intl
United Airlines flights from Toronto Pearson Intl to Seattle/Tacoma Intl

Top 6 airlines flying from Pearson Intl to Seattle

Discover the top 6 airlines that operate flights from Pearson Intl to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 324AverageC$ 515FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Alaska AirlinesCheapestC$ 356AverageC$ 590FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapestC$ 392AverageC$ 707FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 393AverageC$ 732FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 420AverageC$ 634FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 560AverageC$ 732FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pearson Intl to Seattle?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from Pearson Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to Seattle?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Pearson Intl.

Can Cheapflights find flights from Pearson Intl to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Pearson Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Pearson Intl to Seattle become cheaper?

Yes, Cheapflights offers price alerts on Pearson Intl to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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