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Cheap flights from Toronto Pearson Intl Airport to Seattle from £125

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 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SEA
22 Dec — 29 Dec1
1 adult

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

Find flights from Pearson Intl to Seattle within your budget

Customise 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 858,174 searches. Data last updated 17 December 2024.

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Depart

Return

Price

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 17/1

19:05-21:30

Nonstop5h 25m

Seattle/Tacoma Intl

Fri 31/1

15:25-07:30

1 stop13h 05m

£201

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 27/1

12:20-22:53

1 stop13h 33m

Seattle/Tacoma Intl

Thu 30/1

06:05-13:50

Nonstop4h 45m

£205

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 18/1

13:20-22:55

1 stop12h 35m

Seattle/Tacoma Intl

Wed 22/1

23:05-11:59

1 stop9h 54m

£209

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 14/2

16:10-18:34

Nonstop5h 24m

Seattle/Tacoma Intl

Sun 23/2

07:18-14:55

Nonstop4h 37m

£209

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 4/4

07:55-14:21

1 stop9h 26m

Seattle/Tacoma Intl

Sat 5/4

15:15-06:17

1 stop12h 02m

£362

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 9/3

00:40-20:24

2 stops46h 44m

Seattle/Tacoma Intl

Thu 13/3

08:10-15:25

2 stops28h 15m

£9,355

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 18/1

19:05-21:30

Nonstop5h 25m

£125

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 14/1

17:15-22:25

1 stop8h 10m

£126

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 14/3

16:10-18:34

Nonstop5h 24m

£131

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 16/1

07:00-10:00

2 stops30h 00m

£266

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 11 results
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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 December 2024.

Round-trip from

£201

One-way from

£125

Popular in

March

Cheapest in

October

Average price

£377
United Airlines
  • United Airlines
  • 17/1-31/1
  • 1 total stop
  • 18h 30m total
  • Toronto to Seattle
Search Deals
United Airlines
  • United Airlines
  • 18/1
  • Nonstop
  • 5h 25m total
  • Toronto to Seattle
Search Deals
High demand for flights, 13% potential price rise
Search Deals
Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

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 December 2024.

Mon 23/1206:30YYZ - SEA
1 stop17h 45mUnited Airlines
Tue 7/117:15SEA - YYZ
1 stop10h 28mUnited Airlines
Deal found 16/12£393
Mon 23/1216:22YYZ - SEA
Nonstop5h 20mAlaska Airlines
Tue 7/107:27SEA - YYZ
Nonstop4h 38mAlaska Airlines
Deal found 16/12£415
Mon 30/1222:40YYZ - SEA
1 stop12h 25mDelta
Thu 2/113:40SEA - YYZ
1 stop7h 59mDelta
Deal found 16/12£447
Sun 22/1206:30YYZ - SEA
2 stops13h 30mWestJet
Thu 26/1209:25SEA - YYZ
2 stops10h 48mWestJet
Deal found 15/12£486
Thu 19/1206:10YYZ - SEA
1 stop19h 38mMultiple Airlines
Sun 22/1206:05SEA - YYZ
Nonstop4h 45mMultiple Airlines
Deal found 17/12£720

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 return 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 return flight from Pearson Intl to Seattle. Price data was last updated on 13 December 2024.

The price you pay for your flight from Toronto Pearson Intl Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £622). Flying from Toronto Pearson Intl Airport to Seattle in July is currently the most expensive (average of £845). 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 December 2024.

Unlike at midday, when flights are generally more expensive, you can save up to 11% on flights from Toronto Pearson Intl Airport to Seattle by exploring options for tickets in the morning.

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 inches 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 December 2024.
Get a feel of what it's like to fly with United Airlines, WestJet and Alaska Airlines from Toronto to Seattle by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
9,551 reviews
Check prices

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

Alaska Airlines
8.0
Very Good
9,551 reviews
Alaska Airlines
8.0
Very Good
9,551 reviews
Check prices

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

Delta
8.0
Very Good
8,615 reviews
Alaska Airlines
8.0
Very Good
9,551 reviews
Check prices

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

Austrian Airlines
7.6
Good
788 reviews
Alaska Airlines
8.0
Very Good
9,551 reviews
Check prices

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

United Airlines
7.4
Good
9,070 reviews
Alaska Airlines
8.0
Very Good
9,551 reviews
Check prices

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

WestJet
7.3
Good
2,820 reviews
Alaska Airlines
8.0
Very Good
9,551 reviews
Check prices

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

How do online staff who book reservations get a passenger’s birthdate wrong

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?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Toronto Pearson Intl. On average, Seattle/Tacoma Intl has 2 inbound flights from Toronto Pearson Intl per day from 1 airline. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

    United Airlines, at £201, was found to be the cheapest airline from Toronto Pearson Intl Airport to Seattle.Alternate airlines flying return to your destination include Delta and Alaska Airlines. United Airlines is currently priced 43% below the average price you’ll pay for this route.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as £125. Users have also found prices from £126 and £131 on Delta and Alaska Airlines, respectively.

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

    Before booking your flight to Seattle from Toronto Pearson Intl Airport, check out the most reliable airlines to get you to your destination on time: Qatar Airways (100%), Hawaiian Airlines (89%), Alaska Airlines( 88%).

  • 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 holiday 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 £622). Flying from Toronto Pearson Intl Airport to Seattle in July is currently the most expensive (average of £845). 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

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Top airline flying from Pearson Intl to Seattle

Discover the top airline 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 858,174 searches. Data last updated 17 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£346Average£436FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

Cheapflights makes it easy to find Pearson Intl to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pearson Intl to Seattle, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Pearson Intl to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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