Find flights
Deals
When to book
Airlines

C$ 227+ Direct flights to Seattle

This is the cheapest price on a non-stop flight to Seattle found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
— SEA
17 oct. — 24 oct.1
1 adult
1 adult, Economy

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 17 septiembre 2025.

mié. 10/124:45 p.m.YYZ - SEA
Nonstop5h 33mAlaska Airlines
mié. 25/28:00 a.m.SEA - YYZ
Nonstop4h 35mAlaska Airlines
Deal found 16/9C$ 299
sáb. 13/124:45 p.m.YYZ - SEA
Nonstop5h 33mAlaska Airlines
dom. 1/38:00 a.m.SEA - YYZ
Nonstop4h 35mAlaska Airlines
Deal found 17/9C$ 311
lun. 8/124:45 p.m.YYZ - SEA
Nonstop5h 33mAlaska Airlines
lun. 2/38:00 a.m.SEA - YYZ
Nonstop4h 35mAlaska Airlines
Deal found 16/9C$ 322
mié. 1/108:40 a.m.YYZ - SEA
Nonstop5h 19mAir Canada
mar. 21/107:30 a.m.SEA - YYZ
Nonstop4h 40mAir Canada
Deal found 14/9C$ 336
mar. 2/127:50 p.m.YYZ - SEA
Nonstop5h 26mAir Canada
sáb. 6/128:10 a.m.SEA - YYZ
Nonstop4h 43mAir Canada
Deal found 16/9C$ 337
mié. 10/127:50 p.m.YYZ - SEA
Nonstop5h 26mAir Canada
mar. 6/18:10 a.m.SEA - YYZ
Nonstop4h 43mAir Canada
Deal found 17/9C$ 338
mié. 1/108:40 a.m.YYZ - SEA
Nonstop5h 19mAir Canada
dom. 19/107:30 a.m.SEA - YYZ
Nonstop4h 40mAir Canada
Deal found 14/9C$ 347
dom. 7/124:45 p.m.YYZ - SEA
Nonstop5h 33mAlaska Airlines
sáb. 28/28:00 a.m.SEA - YYZ
Nonstop4h 35mAlaska Airlines
Deal found 15/9C$ 348
mar. 9/124:45 p.m.YYZ - SEA
Nonstop5h 33mAlaska Airlines
sáb. 28/28:00 a.m.SEA - YYZ
Nonstop4h 35mAlaska Airlines
Deal found 17/9C$ 356
jue. 23/107:30 p.m.YYZ - SEA
Nonstop5h 15mAir Canada
lun. 27/108:15 a.m.SEA - YYZ
Nonstop4h 43mAir Canada
Deal found 16/9C$ 358

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.

Cheapflights Fare Finder

 
Use the slider to find non-stop flights to Seattle within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 629,999 searches and data was last updated on 17 septiembre 2025.
Use the filters below to find and compare direct flights to Seattle that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

sáb. 13/12

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

Seattle/Tacoma Intl

mié. 25/2

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 301

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

mié. 10/12

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

Seattle/Tacoma Intl

mié. 7/1

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 301

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

jue. 11/12

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

Seattle/Tacoma Intl

sáb. 28/2

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 311

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

sáb. 14/2

4:45 p.m.-7:05 p.m.

Nonstop5h 20m

Seattle/Tacoma Intl

dom. 22/2

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 311

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

jue. 11/12

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

Seattle/Tacoma Intl

mié. 7/1

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 311

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

lun. 8/12

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

Seattle/Tacoma Intl

lun. 2/3

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 322

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

vie. 13/2

4:45 p.m.-7:05 p.m.

Nonstop5h 20m

Seattle/Tacoma Intl

dom. 22/2

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 322

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

vie. 12/12

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

Seattle/Tacoma Intl

jue. 26/2

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 322

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

lun. 2/3

4:45 p.m.-7:05 p.m.

Nonstop5h 20m

Seattle/Tacoma Intl

mar. 3/3

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 337

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

dom. 7/12

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

Seattle/Tacoma Intl

sáb. 21/2

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

C$ 348

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 22 results
1
2
3

Reviews of airlines flying non-stop to Seattle

Get insights into the airlines that provide direct flights 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 septiembre 2025.
Check out reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines to the United States to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
8.0
Very good
7,961 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,926 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
WestJet
7.2
Good
3,095 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Air Canada
7.1
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Temperature and rainfall in Seattle by month

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

SEA

Temperature

5 - 19 °C

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).

FAQ about direct flights to Seattle

Find answers to frequently asked questions about direct flights to Seattle to unlock the best deals on Cheapflights.

  • How much are direct flights to Seattle?

    On average, a one-way direct flight to Seattle will cost users approximately C$ 772. If you're looking for a direct round-trip flight to Seattle, you can expect to pay around C$ 854.

  • Which airlines fly direct to Seattle?

    At the moment, WestJet, Air Canada, Alaska Airlines, United Airlines, Delta, Hawaiian Airlines, American Airlines, Harbour Air Seaplanes offer direct flights to Seattle. WestJet is currently the most popular airline that flies direct to Seattle.

  • How long is a direct flight to Seattle?

    While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Seattle to last approximately 2h 30m on average. The quickest direct flight to Seattle at this time departs from Victoria (0h 52m), while the longest leaves from Montreal Pierre Elliott Trudeau Intl Airport (5h 46m).

  • What is the best time of year to fly direct to Seattle?

    If you're seeking the lowest price on a direct flight to Seattle, January is worth consideration, as prices are usually at their lowest, on average. January may be most appealing to users looking for the quietest time to visit Seattle, when demand is typically at its lowest.

  • What is the most popular direct flight origin to Seattle?

    Currently, the most popular direct flight origin to Seattle is Calgary. A round-trip direct flight from Calgary to Seattle typically costs around C$ 1,345.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Direct flights to United States

Book a non-stop flight to one of these popular destinations located in United States.
Direct flights to Orlando
Direct flights to Las Vegas
Direct flights to Fort Lauderdale
Direct flights to Los Angeles
Direct flights to New York
Direct flights to Miami
Direct flights to Tampa
Direct flights to San Francisco
Direct flights to Honolulu
Direct flights to Phoenix
Direct flights to Fort Myers
Direct flights to Nashville
Direct flights to Chicago
Direct flights to Dallas
Direct flights to Houston
Direct flights to Atlanta
Direct flights to Washington, D.C.
Direct flights to Boston
Direct flights to San Diego
Direct flights to Palm Springs
Direct flights to Detroit
Direct flights to Kahului
Direct flights to Minneapolis
Direct flights to Denver
Direct flights to New Orleans
Direct flights to Philadelphia
Direct flights to Austin
Direct flights to West Palm Beach
Direct flights to Charlotte
Direct flights to Portland

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.