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C$ 217+ Cheap flights to Seattle

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
— SEA
24 Dec — 31 Dec1
1 adult

Flights to Seattle in 2024

Find the latest flights to Seattle in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 19 December 2024.

Round-trip from

C$ 366

One-way from

C$ 217

Popular in

March

Cheapest in

November

Average price

C$ 657
WestJet
  • WestJet
  • 16/1-19/1
  • 2 total stops
  • 27h 49m total
  • Toronto to Seattle
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11/1
  • 11/1
  • 2 total stops
  • 17h 19m total
  • Toronto to Seattle
Search Deals
High demand for flights, 10% 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 December 2024
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Find flight deals to Seattle

Cheapest flights to Seattle
Explore the most affordable flight options available to Seattle. Find the lowest fares based on data from user searches, with prices last updated on 19 December 2024.

Tue 31/1210:40 p.m.YYZ - SEA
1 stop14h 32mWestJet
Thu 30/13:15 p.m.SEA - YYZ
2 stops11h 45mWestJet
Deal found 18/12C$ 652
Tue 24/127:35 a.m.YYZ - SEA
1 stop9h 18mAmerican Airlines
Sat 1/25:22 a.m.SEA - YYZ
2 stops9h 13mAmerican Airlines
Deal found 18/12C$ 734
Mon 30/1210:40 p.m.YYZ - SEA
1 stop12h 25mDelta
Thu 30/17:28 a.m.SEA - YYZ
1 stop7h 14mDelta
Deal found 17/12C$ 772
Mon 30/124:22 p.m.YYZ - SEA
Nonstop5h 20mAlaska Airlines
Thu 30/17:27 a.m.SEA - YYZ
Nonstop4h 38mAlaska Airlines
Deal found 17/12C$ 815
Tue 24/125:25 p.m.YYZ - SEA
1 stop7h 35mAir Canada
Sat 1/26:05 a.m.SEA - YYZ
Nonstop4h 45mAir Canada
Deal found 18/12C$ 835
Wed 25/127:40 a.m.YYZ - SEA
1 stop9h 41mMultiple Airlines
Mon 6/19:36 p.m.SEA - YYZ
2 stops18h 54mMultiple Airlines
Deal found 17/12C$ 845
Mon 23/126:30 a.m.YKF - SEA
1 stop10h 51mWestJet
Wed 1/13:15 p.m.SEA - YKF
1 stop7h 01mWestJet
Deal found 18/12C$ 865
Tue 24/126:30 a.m.YYZ - SEA
1 stop10h 45mUnited Airlines
Fri 3/15:00 a.m.SEA - YYZ
1 stop8h 52mUnited Airlines
Deal found 17/12C$ 899
Tue 31/1210:25 a.m.YTZ - SEA
2 stops11h 00mAir Canada
Thu 30/110:35 a.m.SEA - YTZ
2 stops20h 03mAir Canada
Deal found 18/12C$ 966
Tue 24/127:00 a.m.YTZ - SEA
3 stops30h 35mMultiple Airlines
Tue 31/126:34 p.m.SEA - YTZ
3 stops24h 49mMultiple Airlines
Deal found 19/12C$ 998
Mon 23/126:05 p.m.YHM - SEA
1 stop23h 16mWestJet
Wed 1/13:15 p.m.SEA - YHM
1 stop23h 03mWestJet
Deal found 18/12C$ 1,107
Fri 20/128:35 p.m.YKF - SEA
1 stop16h 37mMultiple Airlines
Fri 27/127:45 p.m.SEA - YKF
1 stop8h 10mMultiple Airlines
Deal found 19/12C$ 1,316

Find flights to Seattle within your budget

Locate flights to Seattle that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 19 December 2024.

Fly from

Any airport

Route

Depart

Return

Price

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sat 18/1

8:00 a.m.-2:25 p.m.

1 stop9h 25m

Seattle/Tacoma Intl

Sat 25/1

3:05 p.m.-12:57 a.m.

1 stop6h 52m

C$ 367

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Fri 24/1

6:30 a.m.-12:19 a.m.

2 stops20h 49m

Seattle/Tacoma Intl

Mon 27/1

5:16 p.m.-6:46 a.m.

1 stop10h 30m

C$ 369

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 16/1

5:00 p.m.-12:50 a.m.

1 stop10h 50m

Seattle/Tacoma Intl

Thu 23/1

6:15 a.m.-5:00 p.m.

1 stop7h 45m

C$ 377

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 16/1

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

Nonstop5h 23m

Seattle/Tacoma Intl

Thu 23/1

7:27 a.m.-3:05 p.m.

Nonstop4h 38m

C$ 379

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 16/1

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

Nonstop5h 25m

Seattle/Tacoma Intl

Thu 23/1

7:00 a.m.-8:34 a.m.

2 stops22h 34m

C$ 383

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 9/1

6:10 a.m.-1:06 a.m.

1 stop21h 56m

Seattle/Tacoma Intl

Wed 15/1

11:50 a.m.-10:43 p.m.

1 stop7h 53m

C$ 392

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 24/2

10:05 p.m.-2:21 p.m.

2 stops19h 16m

Seattle/Tacoma Intl

Wed 26/2

3:15 p.m.-5:58 a.m.

2 stops11h 43m

C$ 402

TorontoSeattle

YTZ - SEA

YTZSEA

Toronto Island

Tue 11/2

8:25 p.m.-2:30 p.m.

2 stops21h 05m

Seattle/Tacoma Intl

Tue 18/2

5:45 a.m.-7:50 p.m.

2 stops11h 05m

C$ 420

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 9/1

8:00 a.m.-4:16 p.m.

1 stop11h 16m

Seattle/Tacoma Intl

Wed 15/1

9:45 a.m.-8:50 a.m.

2 stops20h 05m

C$ 485

TorontoSeattle

YKF - SEA

YKFSEA

Toronto Region of Waterloo Intl

Fri 24/1

9:30 p.m.-10:00 a.m.

2 stops15h 30m

Seattle/Tacoma Intl

Sun 26/1

11:30 a.m.-6:15 a.m.

2 stops15h 45m

C$ 505

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/12

Showing 1-10 of 27 results
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Best time to book a flight to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle 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 to Seattle

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

When is the best time to book a flight to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Seattle. Price data was last updated on 13 December 2024.

The best time to book flights to Seattle is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Seattle?

On average, a flight from Toronto to Seattle takes 10 hours 57 minutes. Flights to Seattle from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Seattle?

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

Users looking for the lowest fares to Seattle should consider flying on Thursday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Friday evenings, when prices are usually at their highest.

Weekly flight availability to Seattle

The most flights from Toronto to Seattle are scheduled on a Thursday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

What are the most popular airlines that fly to Seattle?

The most popular airlines flying from Toronto to Seattle are Air Canada, Alaska Airlines and WestJet.

Air Canada

Air Canada

From C$ 285

Alaska Airlines

Alaska Airlines

From C$ 253

WestJet

WestJet

From C$ 214

United Airlines

United Airlines

From C$ 282

What are the cheapest airlines that fly to Seattle?

The cheapest airlines flying from Toronto to Seattle are WestJet, Alaska Airlines and United Airlines.

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 19 December 2024.
Get a feel of what it's like to fly with WestJet, Delta and United Airlines to Seattle by reading reviews from past customers. 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

Entertainment

7.1

Overall

8.0

Food

7.2

Boarding

8.2

Comfort

7.9

Crew

8.5

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

Entertainment

7.1

Overall

8.0

Food

7.2

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

Delta
8.0
Very good
8,600 reviews
Alaska Airlines
8.0
Very good
9,551 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.2

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

United Airlines
7.4
Good
9,048 reviews
Alaska Airlines
8.0
Very good
9,551 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.2

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

WestJet
7.3
Good
2,819 reviews
Alaska Airlines
8.0
Very good
9,551 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.2

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,551 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.2

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 10

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

Getting around Seattle

The Metro Transit system of buses, including electric and hybrid buses, is useful and tourist-friendly, though drivers do not carry change. Express routes are offered by some buses. Other options include the streetcar and the monorail, connecting with major attractions. The Washington State Ferries are a tourist attraction in their own right.

Seattle is generally safe, though common sense should be applied at all times and it can be best to avoid parks at night.

Seattle airport overview

Seattle-Tacoma International Airport (SEA), also affectionately known as Sea-Tac Airport, is located in the southern King County of Washington, 12 miles (19km) south of Seattle. Serving more than 31.5 million passengers in 2010, it is the United States’ 18th busiest airport.

Sea-Tac Airport has a Main (central) Terminal and ticketing arena surrounded by concourses A-D, as well as a two satellite terminals called the North and South Satellites. An automatic people-mover transports passengers between the satellite terminals and the Main Terminal. Running alongside the ticketing concourse is the airport garage, which houses five parking areas and a ground transportation centre. All gates may be accessed once past security.

With an extensive selection of art on display throughout the airport, in addition to a host of shops, restaurants, bars, bistros and fast-food outlets, Sea-Tac is both attractive and inviting. Moreover, its combination of efficient facilities and helpful staff make pesky tasks such as checking-in a breeze.

Flights to Seattle-Tacoma International Airport comes from a number of cities worldwide, including Toronto, Paris, Atlanta, Los Angeles, Chicago, Seoul, London, Frankfurt, Amsterdam, Tokyo, New York, Honolulu and Beijing.

  • When is the best time to fly to Seattle?

    Peak Season: Although it rains a lot in Seattle there is significantly less during the months from April to October. As the summer weather (June – mid September) is also mild, this half of the year is the most pleasant time to visit. The summer season is the most popular time and is when most people book flights to Seattle. Hotel rates and airfare tickets tend to be more expensive from around mid-May to mid-September. Travellers can experience long days as during June and July it stays light until 10pm. You may still need to pack an umbrella as there are occasional summer showers, although, you’ll find plenty to keep you occupied indoors, such as, going to see something in the theatres and performance halls. Summer is also when the big, primarily outdoor, festivals are held. Off Season: The rainy season goes from October to April, which is when fewer people tend to visit the city, compared with the drier peak season. This is a good time to look for flights to Seattle and accommodation, as you may be able to find a good deal. If you visit during October, why not attend the annual Fremont Oktoberfest? This event features the biggest beer garden in the Northwest with over 100 mircobrews and craft beers on offer to taste and enjoy. There is also a variety of attractions for all the family, such as, the Oktoberfest 5k beer run, live Seattle Bands and a children’s activity area. The most pleasant weather during the off-season occurs in early May and late September. So why not book during these months to make the most of cheap flights to Seattle.

  • What airport do you fly into for flights to Seattle?

    Travellers will need to book flights to Seattle/Tacoma Intl (SEA) if they wish to fly to Seattle. The Seattle airport is 18.4 km from the city centre. 6 airlines have flights to Seattle/Tacoma Intl from Toronto on a daily basis. Booking flights to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 2 flights from Toronto per day.

  • Can I find cheaper flights to Seattle if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Seattle on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Seattle?

    Based on reviews from Cheapflights users, WestJet is rated the highest out of the airlines that fly to Seattle.

  • What is the cheapest airport to fly to in Seattle?

    Seattle/Tacoma Intl is currently the cheapest airport to fly to in Seattle. One-way flights to Seattle/Tacoma Intl typically cost C$ 81, while round-trip flights cost around C$ 49.

  • How much is a round-trip flight to Seattle?

    A round-trip flight to Seattle will typically cost around C$ 79, however they can be found for as little as C$ 34.

  • Where does the fastest flight to Seattle depart from?

    For those looking to save time traveling to Seattle, Vancouver offers the quickest one-way flight (0 hours 55 minutes).

  • Does Seattle/Tacoma Intl have rental cars?

    Yes. Those touching down at Seattle/Tacoma Intl can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Seattle/Tacoma Intl?

    Yes. Seattle/Tacoma Intl has hotels nearby for those requiring accommodations. Seatac Inn is the closest property to Seattle/Tacoma Intl (0.0 km away from Seattle/Tacoma Intl).

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