$688 Cheap Alaska Airlines flights from Seattle to Seoul (SEA to ICN)

Find The Best Day To Fly from Seattle to Seoul

Amazing Alaska Airlines SEA to ICN Flight Deals

The cheapest flights to Incheon Intl. found within the past 7 days were $1,315 round trip and $688 one way. Prices and availability subject to change. Additional terms may apply.

ICN From SEA Economy Coach Packages on Similar Airlines

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N285 Hotel Insadong
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Shilla Stay Seodaemun Seoul Station
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Discover our best Alaska Airlines flight from Seattle SEA to Seoul ICN 

To find the best deals on flights to Seattle from Seoul with Alaska Airlines, just enter your travel dates, filter by Alaska Airlines, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Seattle SEA to Seoul ICN with Alaska Airlines 

If you’re planning a round trip, booking return flights with Alaska Airlines is usually the most cost-effective option. With airfares ranging from $1,315 to $1,315, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Alaska Airlines flights from Seattle SEA to Seoul ICN 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Alaska Airlines flight from Seattle to Seoul costs from $688. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Seoul ICN from  Seattle SEA with Alaska Airlines 

To find a cheap Alaska Airlines flight from Seattle SEA to Seoul ICN, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Alaska Airlines flights from Seattle SEA to Seoul ICN 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as September, or if you book a flight with a stopover. 

 

Find nonstop flights from Seattle SEA to Seoul ICN with Alaska Airlines 

If you’re keen to be on Seoul soil fast, don’t waste time with a stopover—filter your search results to show direct Alaska Airlines flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Alaska Airlines flights from Seattle SEA to Seoul ICN 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Seoul ICN from  Seattle SEA with Alaska Airlines on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Alaska Airlines Airports
Hop on a(n) Alaska Airlines flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
SEAUSASeattle - Tacoma Intl.115
ORDUSAO'Hare Intl.44
LAXUSALos Angeles Intl.24
PDXUSAPortland Intl.23
ANCUSATed Stevens Anchorage Intl.22
SFOUSASan Francisco Intl.21
SANUSASan Diego Intl.18
JNUUSAJuneau Intl.10
SJCUSANorman Y. Mineta San Jose Intl.10
GEGUSASpokane Intl.7

Travelers ❤️ these 🏨 after their flight to Seoul

Grand Hyatt Incheon
Grand Hyatt Incheon
5 out of 5
208, Yeongjonghaeannam-ro 321beon-gil, Jung-gu, Incheon, Incheon
A full-service spa, 3 restaurants, and an indoor pool are all featured at this luxury hotel. Bring the family and enjoy the children's pool, playground, and ...
9/10 Wonderful! (2,118 reviews)
"Fantastic hotel close to the airport, staff were very friendly and helpful."

Reviewed on Apr 23, 2025

Grand Hyatt Incheon
ibis Styles Ambassador Incheon Airport T2
ibis Styles Ambassador Incheon Airport T2
4 out of 5
340 Je2terminal daero Jung gu IBC II, Incheon
This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
9/10 Wonderful! (2,318 reviews)
Good to stay
"It is very nice hotel with a convinience store in premises, shuttle bus service to airport very often"

Reviewed on Apr 21, 2025

ibis Styles Ambassador Incheon Airport T2
Incheon Airport Transit Hotel - Terminal 2
Incheon Airport Transit Hotel - Terminal 2
2.5 out of 5
Terminal 2 Incheon International Airport, Duty Free Area Gate 252, 4th Floor, Incheon
A restaurant and free WiFi in public areas are featured at this hotel. Staff at the 24-hour front desk can provide around-the-clock assistance.
8.6/10 Excellent! (1,000 reviews)
"If you read the signs you will easily understand how to get to the hotel inside the airport."

Reviewed on Apr 20, 2025

Incheon Airport Transit Hotel - Terminal 2
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.