$107 Find Cheap Flights from Canada to Seattle - Compare and Save

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Cheap Flights from Canada to Seattle

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Canada to Seattle

Sat, Oct 3 - Sun, Oct 4
Air Canada Logo
9:40 pm - 10:47 pmYVR  Vancouver Intl-SEA Seattle/Tacoma Intl
1h 07mnonstop
Air Canada Logo
5:50 am - 7:00 amSEA  Seattle/Tacoma Intl-YVR Vancouver Intl
1h 10mnonstop
$201Air Canada
Thu, Oct 8 - Sun, Oct 11
WestJet Logo
12:45 pm - 6:45 pmYVR  Vancouver Intl-SEA Seattle/Tacoma Intl
6h 00m1 stop Calgary
WestJet Logo
10:30 am - 5:40 pmSEA  Seattle/Tacoma Intl-YVR Vancouver Intl
7h 10m1 stop Calgary
$208WestJet
Mon, Sep 28 - Tue, Sep 29
WestJet Logo
5:00 am - 9:40 amYVR  Vancouver Intl-SEA Seattle/Tacoma Intl
4h 40m1 stop Calgary
WestJet Logo
10:30 am - 5:40 pmSEA  Seattle/Tacoma Intl-YVR Vancouver Intl
7h 10m1 stop Calgary
$208WestJet
Wed, Oct 14 - Sun, Oct 18
Alaska Airlines Logo
3:20 pm - 4:26 pmYVR  Vancouver Intl-SEA Seattle/Tacoma Intl
1h 06mnonstop
Alaska Airlines Logo
7:55 pm - 8:53 pmSEA  Seattle/Tacoma Intl-YVR Vancouver Intl
0h 58mnonstop
$216Alaska Airlines
Mon, Oct 5 - Tue, Oct 6
Air Canada Logo
9:00 am - 10:05 amYVR  Vancouver Intl-SEA Seattle/Tacoma Intl
1h 05mnonstop
Air Canada Logo
3:00 pm - 4:14 pmSEA  Seattle/Tacoma Intl-YVR Vancouver Intl
1h 14mnonstop
$216Air Canada
Mon, Oct 12 - Mon, Oct 19
Multiple Airlines Logo
8:45 am - 9:40 amYYC  Calgary-SEA Seattle/Tacoma Intl
1h 55mnonstop
Multiple Airlines Logo
8:02 am - 10:43 amSEA  Seattle/Tacoma Intl-YYC Calgary
1h 41mnonstop
$225Multiple Airlines
Thu, Oct 8 - Sun, Oct 11
Multiple Airlines Logo
8:45 am - 9:40 amYYC  Calgary-SEA Seattle/Tacoma Intl
1h 55mnonstop
Multiple Airlines Logo
5:50 am - 11:49 amSEA  Seattle/Tacoma Intl-YYC Calgary
4h 59m1 stop Vancouver Intl
$225Multiple Airlines
Tue, Oct 20 - Sat, Oct 24
Alaska Airlines Logo
3:20 pm - 4:26 pmYVR  Vancouver Intl-SEA Seattle/Tacoma Intl
1h 06mnonstop
Alaska Airlines Logo
3:30 pm - 4:29 pmSEA  Seattle/Tacoma Intl-YVR Vancouver Intl
0h 59mnonstop
$232Alaska Airlines
Sat, Oct 3 - Fri, Oct 9
Delta Logo
3:15 pm - 7:04 pmYYC  Calgary-SEA Seattle/Tacoma Intl
4h 49m1 stop Vancouver Intl
Delta Logo
10:30 am - 1:10 pmSEA  Seattle/Tacoma Intl-YYC Calgary
1h 40mnonstop
$318Delta
Thu, Oct 8 - Sun, Oct 11
Delta Logo
8:45 am - 9:40 amYYC  Calgary-SEA Seattle/Tacoma Intl
1h 55mnonstop
Delta Logo
9:24 am - 3:15 pmSEA  Seattle/Tacoma Intl-YYC Calgary
4h 51m1 stop Vancouver Intl
$318Delta
Booking Insights

KAYAK's insights & trends for flights to Seattle

Get data-powered insights and trends for flights to Seattle to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to Seattle?

In the last 5 days, the cheapest flight deal to Seattle was found on the route from Vancouver, at $201 return. The most popular connection is from Toronto to Seattle and KAYAK users have found round-trip deals for as low as $305 in the last 5 days.

How much is a flight to Seattle?

A flight to Seattle costs $540 on average. The cheapest price found on KAYAK in the last 2 weeks cost $166 and departed from Vancouver Intl Airport. The most popular routes on KAYAK are Calgary to Seattle which costs $732 on average, and Toronto to Seattle, which costs $568 on average.

What is the cheapest day to fly to Seattle?

Based on KAYAK data, the cheapest day to fly to Seattle is Thursday where round-trip tickets can be as cheap as $532. On the other hand, the most expensive day to fly is Sunday, where round-trip prices are $906 on average.

What is the cheapest month to fly to Seattle?

The cheapest month for flights to Seattle is February, where tickets cost $255 on average for return flights. On the other hand, the most expensive months are June and August, where the average cost of tickets from Canada is $445 and $426 respectively. For one-way flights, the best month to travel is May with an average price of $191.

What is the cheapest time of day to fly to Seattle?

The cheapest time of day to fly to Seattle is generally at night, when round-trip flights cost $457 on average. The most expensive time of day to fly to Seattle is generally in the morning, which is peak travel time and where the average cost of a ticket is $682.

What is a good deal for flights to Seattle?

If you’re looking for cheap airfare to Seattle, 25% of our users found tickets to Seattle for the following prices or less: From Calgary $333 round-trip, from Vancouver Intl Airport $406 round-trip, from Toronto Pearson Intl Airport $473 round-trip.

How far in advance should I book a flight to Seattle?

To get a below average price, you should book around 3 weeks before departure, which saves you about 48% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

Good to know

Low season

January

Cheapest flight

$107
Best time to beat the crowds with an average 2% drop in price.
Most popular time to fly with an average 15% increase in price.
Flight from Vancouver to Seattle

Flights from Canada to Seattle: the best tips from KAYAK users

Insights shared by verified travelers who flew the route from Canada to Seattle 
GregoryFlew with Air Canada-Sep 2026
Be ready to pay a deposit for luggage before you get your boarding pass whether you pay for checked bag or no bag checked in.
JackFlew with Ryanair-Aug 2026
Arrive early enough to avoid long boarding queues. Carry on food is allowed if you prefer that. Higher class seats involve climbing stairs to the upper deck.
DaphneFlew with Alaska Airlines-Feb 2025
Often can get your carryon checked for free at the gate.
ColleenFlew with WestJet-Oct 2024
Don't pack a bag unless you want to pay more than the contents are worth to get it there and back.
Verified travelerFlew with Air Canada-May 2024
The flight itself is fine as long as there is entertainment and food service I would recommend bringing your own cushion to sit on the seats are just not comfortable. Padding is virtually none
Verified travelerFlew with Air Canada-Dec 2023
Make sure you are aware of the process to leave the "International" part of the airport and how to enter the "US" part of the airport. To get your luggage and recheck your luggage, make sure that is clear to you.

FAQs - booking Seattle flights

  • What is the process for clearing customs and immigration at Seattle/Tacoma International Airport?

    Canadian residents will enter a designated area of passport control and do not require a visa to enter the United States. After passport control, passengers will head to the baggage claim carousels to collect any checked baggage. If you are transferring to another flight, you will stay left along the orange walls to reach customs. To exit for Seattle, you will go right along the green walls to proceed through customs.

  • What are the public transportation options at Seattle/Tacoma International Airport?

    The airport offers both a bus service and Link Light Rail Service. The King County Metro Transit bus routes cover most of the greater Seattle area, while the Sound Transit bus service offers express buses to Seattle and the surrounding areas outside of the city. The Link Light Rail system runs every day from 5:00 AM until 1:00 AM, with trains running every 6 to 15 minutes depending on the time of day. These trains are a great way to reach most of the Seattle metro area in a timely fashion.

  • If I am being picked up after my flight to Seattle, is there a cell phone lot where my ride can wait?

    The airport office a cell phone lot with 200 parking spaces and free Wi-Fi. Drivers are allowed to wait for their passenger for up to 20 minutes in the cell phone lot without any charge. Once passengers have collected all their luggage and exited, drivers should then proceed to the terminal to pick them up.

  • Where can I rent a car at Seattle/Tacoma International Airport?

    Seattle/Tacoma International Airport has a rental car facility where all rental car companies operate. This facility can be accessed by the free dedicated shuttle buses that run 24 hours per day. All major companies such as Hertz, Avis and Budget operate at the airport, and all of their customer service desks are located at the Rental Car Center.

  • What is the cheapest flight to Seattle?

    In the last 5 days, the cheapest flight deal to Seattle was found on the route from Vancouver, at $201 return. The most popular connection is from Toronto to Seattle and KAYAK users have found round-trip deals for as low as $305 in the last 5 days.

  • How far is Seattle/Tacoma Intl Airport from central Seattle?

    The distance between Seattle/Tacoma Intl Airport and downtown Seattle is 11 miles.

  • What is the name of Seattle’s airport?

    All flights to Seattle land at Seattle/Tacoma Intl Airport. The airport code is SEA,and it can also be referred to as Seattle-Tacoma Intl, Seattle/Tacoma, or Seattle/Tacoma Intl.

  • How much is a flight to Seattle?

    On average, a flight to Seattle costs $540. The cheapest price found on KAYAK in the last 2 weeks cost $166 and departed from Vancouver Intl Airport.

  • How does KAYAK find such low prices on flights to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top tips for finding cheap flights to Seattle

  • Looking for cheap airfare to Seattle? 25% of our users found round-trip tickets to Seattle for the following prices or less: From Calgary $775, from Vancouver Intl $1,105
  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Seattle flight deals.
  • For passengers that are travelling on flights to Seattle with children, it is good to know that there is a free children's play area that is open 24 hours per day. This play area is located near the Seattle Tap Room between the A gates and the Central Terminal inside the Seattle/Tacoma International Airport.
  • Seattle is a city that’s known for music, and the Seattle Airport is no different. Seattle/Tacoma International Airport offers live music seven days per week at a variety of locations throughout the terminal buildings.
  • Seattle/Tacoma International Airport offers excellent free WiFi throughout the airport. When you first log in to the WiFi service, you will immediately be shown a screen with information relevant to your location such as nearby food and concessions within the airport.
  • If you need to decompress for a few minutes after your flight to Seattle, The Club at SEA is just the spot for you. With the purchase of a day pass you can enjoy two locations inside the airport that both offer free WiFi with workstations, snacks and beverages, as well as newspapers and TVs.
  • If you are not going to need everything that you brought along on your flight to Seattle, Smarte Carte offers storage for your bags and even for any refrigerated items that you might have. They also rent things like car seats and strollers for kids.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Lynnwood
Centralia
Fife
Lakewood
Westport
Lacey
Mukilteo
Woodinville
Poulsbo
Edmonds
Aberdeen
DuPont
Shoreline
Monroe
Castle Rock
Edgewood

More options for your flight to Seattle