$92 Find deals on international flights to Seattle - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Book Cheap International Flights Deals to Seattle

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip international flight deals to Seattle

Mon, Sep 7 - Sat, Sep 12
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
7:35 pm - 10:15 pm
SEA
-
YYC
1h 40mnonstop
$247WestJet
Mon, Sep 7 - Wed, Sep 9
WestJet Logo
8:45 am - 9:40 am
YYC
-
SEA
1h 55mnonstop
WestJet Logo
7:35 pm - 10:15 pm
SEA
-
YYC
1h 40mnonstop
$248WestJet
Sat, Sep 5 - Sun, Sep 6
Air Canada Logo
11:20 am - 2:22 pm
YYC
-
SEA
4h 02m
1 stop
Air Canada Logo
5:50 am - 1:10 pm
SEA
-
YYC
6h 20m
1 stop
$254Air Canada
Thu, Sep 24 - Sun, Sep 27
Air Canada Logo
2:05 pm - 6:32 pm
YYC
-
SEA
5h 27m
1 stop
Air Canada Logo
3:00 pm - 9:59 pm
SEA
-
YYC
5h 59m
1 stop
$256Air Canada
Tue, Aug 25 - Tue, Sep 1
Frontier Logo
5:55 am - 5:51 pm
GDL
-
SEA
12h 56m
1 stop
Frontier Logo
11:54 am - 1:39 am
SEA
-
GDL
12h 45m
1 stop
$316Frontier
Sat, Sep 19 - Sat, Oct 17
Frontier Logo
7:59 am - 6:36 pm
GDL
-
SEA
11h 37m
1 stop
Frontier Logo
11:06 am - 12:02 am
SEA
-
GDL
11h 56m
1 stop
$323Frontier
Mon, Sep 14 - Thu, Sep 24
Multiple Airlines Logo
10:37 am - 9:42 am
GDL
-
SEA
24h 05m
1 stop
Multiple Airlines Logo
8:15 pm - 7:15 pm
SEA
-
GDL
22h 00m
1 stop
$357Multiple Airlines
Tue, Sep 22 - Tue, Sep 29
Multiple Airlines Logo
11:00 am - 9:42 am
MEX
-
SEA
23h 42m
1 stop
Multiple Airlines Logo
10:57 am - 8:05 pm
SEA
-
MEX
8h 08m
1 stop
$388Multiple Airlines
Thu, Aug 27 - Sat, Sep 12
Iberia Logo
9:30 am - 8:52 pm
DUB
-
SEA
19h 22m
1 stop
Iberia Logo
7:10 pm - 12:15 pm
SEA
-
DUB
9h 05mnonstop
$511Iberia
Sat, Jan 23 - Mon, Feb 1
Iberia Logo
10:35 am - 4:55 pm
MAD
-
SEA
15h 20m
1 stop
Iberia Logo
6:50 pm - 8:50 pm
SEA
-
MAD
17h 00m
1 stop
$703Iberia
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 are the most popular airlines flying to Seattle?

The most popular airline among KAYAK users flying to Seattle is Alaska Airlines, followed by Frontier and Delta.

Alaska Airlines
Alaska Airlines
#1 most popular
Frontier
Frontier
#2 most popular
Delta
Delta
#3 most popular
United Airlines
United Airlines
#4 most popular
Find deals

Good to know

Low season

January

Cheapest flight

$92
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly with an average 26% increase in price.
Flight from San Francisco to Seattle

FAQs for booking Worldwide to Seattle flights

  • How does KAYAK find such low prices on flights from Worldwide 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 from Worldwide to Seattle.

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

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

  • What is the Hacker Fare option on flights from Worldwide 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 to Worldwide with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Worldwide 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 from Worldwide up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Seattle?

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

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle

Seattle (SEA)