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Most Popular Airlines Flying to Seattle

See which airlines fly to Seattle. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.
WestJet logo WestJet
Alaska Airlines logo Alaska Airlines
Air Canada logo Air Canada
Delta Air Lines logo Delta Air Lines
Frontier Airlines logo Frontier Airlines
United Airlines logo United Airlines
STARLUX Airlines logo STARLUX Airlines
American Airlines logo American Airlines
Japan Airlines logo Japan Airlines
Scoot logo Scoot
Korean Air logo Korean Air
Asiana Airlines logo Asiana Airlines
Turkish Airlines logo Turkish Airlines
EVA Air logo EVA Air
TAP Air Portugal logo TAP Air Portugal
LATAM Airlines logo LATAM Airlines
Condor logo Condor
easyJet logo easyJet
China Eastern Airlines logo China Eastern Airlines

Latest Flight Deals to Seattle

These are the best offers on flights to Seattle you’ll find over the next 60 days, with savings of up to CAD 344. Don’t miss out!

60%
Toronto Seattle
WestJet WestJet
One way
Economy
Fri, Oct 23
CAD 234
CAD 578
-2%
Calgary Seattle
WestJet WestJet
One way
Economy
Wed, Oct 7
CAD 427
CAD 420
54%
Vancouver Seattle
WestJet WestJet
One way
Economy
Tue, Nov 3
CAD 165
CAD 359
-14%
Winnipeg Seattle
WestJet WestJet
One way
Economy
Sun, Oct 11
CAD 480
CAD 422
60%
Edmonton Seattle
WestJet WestJet
One way
Economy
Thu, Oct 22
CAD 193
CAD 483
38%
Saskatoon Seattle
WestJet WestJet
One way
Economy
Sat, Oct 10
CAD 188
CAD 301
58%
Ottawa Seattle
WestJet WestJet
One way
Economy
Thu, Oct 22
CAD 216
CAD 509
47%
Montreal Seattle
WestJet WestJet
One way
Economy
Sun, Oct 11
CAD 252
CAD 479
33%
Singapore Seattle
Air Canada Air Canada
One way
Economy
Tue, Nov 24
CAD 657
CAD 978

When is the cheapest time to book flights to Seattle?

Departure:

What is the cheapest month to book a one-way flight from Toronto to Seattle?

Average price of one-way tickets from Toronto to Seattle booked on Trip.com over the past 12 months.

For a one-way flight from Toronto to Seattle, fares are lowest in March (CAD 265) and highest in July (CAD 504).

CAD 504
CAD 385
CAD 265
CAD 146
    Cheapest
  • CAD 294
    Sep
  • CAD 376
    Oct
  • CAD 319
    Nov
  • CAD 427
    Dec
  • CAD 352
    Jan
  • CAD 314
    Feb
  • CAD 265
    Mar
  • CAD 325
    Apr
  • CAD 398
    May
  • CAD 343
    Jun
  • CAD 504
    Jul
  • CAD 502
    Aug

Which day of the week is cheapest to fly from Toronto to Seattle?

Data is based on the past 12 months and shows the average weekly airfare from Toronto to Seattle on different days of the week according to Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Toronto to Seattle is Wednesday. The average fare on this day is usually lower than on other days. Try to avoid flying on Sunday as fares are usually the highest.

CAD 497
CAD 404
CAD 311
CAD 218
    Cheapest
  • CAD 386
    Mon
  • CAD 332
    Tue
  • CAD 311
    Wed
  • CAD 347
    Thu
  • CAD 380
    Fri
  • CAD 417
    Sat
  • CAD 497
    Sun

Round-trip fights to Seattle

Whether it's a quick getaway or a business trip to remember, our 3–7 day round trips are perfect for experiencing Seattle affordably.

3 day trip
Thu, Oct 22- Sat, Oct 24
3 day trip
Kelowna
Seattle
CAD 224
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3 day trip
Sat, Oct 17- Mon, Oct 19
3 day trip
Calgary
Seattle
CAD 259
Search
4 day trip
Thu, Oct 8- Sun, Oct 11
4 day trip
Vancouver
Seattle
CAD 264
Search
8 day trip
Mon, Oct 12- Mon, Oct 19
8 day trip
Edmonton
Seattle
CAD 294
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7 day trip
Sun, Oct 11- Sat, Oct 17
7 day trip
Winnipeg
Seattle
CAD 336
Search
5 day trip
Sat, Oct 3- Wed, Oct 7
5 day trip
Halifax
Seattle
CAD 372
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Useful info for your flights to Seattle from the United Kingdom

Cheapest one-way flight priceCAD 229
Cheapest return ticket priceCAD 566
Cheapest monthDecember
Peak season for travelJuly
Flight distance3,325.49km
Average flight time5 hours 27 minutes
Popular airlineWestJet

Frequently asked questions: Booking Seattle flights

  • How long is the flights to Seattle?

    • Approx. 2 hours 18 minutes to fly from Calgary to Seattle.
    • Approx. 6 hours 51 minutes to fly from Toronto to Seattle.
    • Approx. 1 hour 8 minutes to fly from Vancouver to Seattle.
    • Approx. 4 hours to fly from Edmonton to Seattle.
  • You can book cheaper flights in the following ways:
    • Search for tickets to a city or airport near Seattle.
    • Look up different airlines that have flights to Seattle.
    • Browse different departure dates from the same month.
    • Filter for different departure times from the same day.
    • Check for discount information on various social media sites.
    • Explore deals and discounts on airline websites.
  • Understanding peak and off travel seasons to Seattle can help you arrange your travel plans accordingly. The most popular month to visit Seattle is October. The average price of flight tickets to Seattle in October is CAD 546.
  • Flight tickets to Seattle are the cheapest in December compared to other months, the average price is CAD 420.
  • Popular airlines with flights to Seattle: Alaska Airlines, Delta Air Lines, and STARLUX Airlines.

Find Cheap Flights with Trip.com

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.