$455 Cheap flight deals from Seattle (SEA) to Incheon (SEL)

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

This Weekend's Flight Deals from Seattle to Incheon

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jun 22 - Thu, Jul 10
SEA
Seattle - Tacoma Intl.
ICN
Incheon Intl.
$1,267 Roundtrip, found 22 hours ago
$1,267
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Sun, Jun 22 from Seattle - Tacoma Intl. to Incheon Intl., returning Thu, Jul 10, priced at $1,267 found 22 hours ago
Fri, Jun 20 - Thu, Jun 26
SEA
Seattle - Tacoma Intl.
GMP
Gimpo Intl.
$1,802 Roundtrip, found 1 day ago
$1,802
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Jun 20 from Seattle - Tacoma Intl. to Gimpo Intl., returning Thu, Jun 26, priced at $1,802 found 1 day ago

Airfares from $455 One Way, $645 Round Trip from Seattle to Incheon

Prices starting at $645 for return flights and $455 for one-way flights to Incheon were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 22 - Wed, Sep 24
SEA
Seattle
ICN
Seoul
$645 Roundtrip, found 17 hours ago
$645
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Mon, Sep 22 from Seattle to Seoul, returning Wed, Sep 24, priced at $645 found 17 hours ago
Mon, Sep 1 - Wed, Sep 10
SEA
Seattle
ICN
Seoul
$808 Roundtrip, found 1 day ago
$808
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Sep 1 from Seattle to Seoul, returning Wed, Sep 10, priced at $808 found 1 day ago
Thu, Sep 11 - Thu, Sep 18
SEA
Seattle
GMP
Seoul
$828 Roundtrip, found 14 hours ago
$828
Roundtrip
found 14 hours ago
Select Air Canada flight, departing Thu, Sep 11 from Seattle to Seoul, returning Thu, Sep 18, priced at $828 found 14 hours ago
Mon, Oct 13 - Thu, Oct 23
SEA
Seattle
ICN
Seoul
$926 Roundtrip, found 1 day ago
$926
Roundtrip
found 1 day ago
Select China Airlines flight, departing Mon, Oct 13 from Seattle to Seoul, returning Thu, Oct 23, priced at $926 found 1 day ago
Mon, Oct 20 - Fri, Oct 31
SEA
Seattle
ICN
Seoul
$967 Roundtrip, found 1 day ago
$967
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Mon, Oct 20 from Seattle to Seoul, returning Fri, Oct 31, priced at $967 found 1 day ago

Incheon economy flight packages

Price found within the past 48 hours. Click for updated prices.
HOTEL MYEONGDONGJANG
3.0-star property

HOTEL MYEONGDONGJANG

9.2/10 Wonderful! (368 reviews)

Jul 23 - Jul 27

4 night stay

Seattle (SEA) to Seoul (ICN)

Air Canada • Non-stop roundtrip • Coach
per person
found 12 hours ago
Crown Park Hotel
3.5-star property

Crown Park Hotel

8.8/10 Excellent! (1,001 reviews)

Jul 23 - Jul 27

4 night stay

Seattle (SEA) to Seoul (ICN)

Air Canada • Non-stop roundtrip • Coach
per person
found 12 hours ago
I would stay here again. Spotless clean , staff are very polite and professional

Reviewed on Dec 9, 2024

Shilla Stay Mapo Hongdae
4.0-star property

Shilla Stay Mapo Hongdae

8.4/10 Very Good! (1,100 reviews)

Jul 23 - Jul 27

4 night stay

Seattle (SEA) to Seoul (ICN)

Air Canada • Non-stop roundtrip • Coach
per person
found 12 hours ago
部屋は清潔。十分な広さ。朝食バフェも良いメニューでした。

Reviewed on Apr 21, 2025

Don't see what you're looking for?
See all available trips from Seattle to Incheon
View all trips

More About Flying To Incheon from Seattle

Route Information for Flights from Seattle to Incheon

Origin Airport IATA Code
SEA
Destination Airport IATA Code
SEL
Distance
5203 mi
Direct Flight Airlines
Thai Airways International, Delta Air Lines, Korean Air, Asiana Airlines, United Airlines, Singapore Airlines
Earliest Flight Arrival
11:30PM UTC
Latest Flight Arrival
12:55AM UTC

Seattle to Incheon

If you have been putting off a well-deserved vacation due to a tight budget, now is the time to visit Orbitz.com. We offer you huge savings on Seattle to Incheon flights, great hotel rooms, and stellar vacation packages. Let Orbitz show you how to cheaply plan the perfect trip.

Guaranteed low prices on flights from Seattle to Incheon

Low fares, discounted rates, great deals, and special promotions—all of these can be found through Orbitz. Get cheap fares on Seattle to Incheon flights and amazing deals on luxury hotels. You can even accumulate loyalty or frequent flyer miles or points on qualifying flights from Seattle to Incheon so you can earn flight rewards on your favorite airlines.

Mobile planning for flights from Seattle to Incheon

Worried about unexpected flight delays or other travel disruptions on your Seattle to Incheon flights? You can opt to receive free alerts sent to you and six of your contacts via email, voicemail, or text. The Orbitz mobile app also lets you access up-to-date flight information from your iPhone, iPad, and mobile Android devices. Our mobile technology let you check baggage claim and gate details, view your itinerary for your flights from Seattle to Incheon, and book exclusive hotel deals—even on the same day.

Take advantage of low fares on Seattle to Incheon flights and vacation packages

Orbitz has the best prices available on flights from Seattle to Incheon. Take advantage of our low fare sales and discounts and begin to plan your next trip. We also give you great savings on hotels, car rentals, and vacation packages.

Frequently asked questions

Are there non-stop flights from Seattle to Incheon?
Yep, your fun-filled getaway is just one simple flight away. Fantastic news, isn’t it? Cruise in comfort with one of the 3 carriers that fly straight from Seattle - Tacoma Intl. Airport (SEA) to Seoul (ICN-Incheon Intl.). Popular options include:

  • Korean Air
  • Delta
  • Asiana Airlines

What is the shortest flight from Seattle to Incheon?
With the quickest possible flight time from SEA to Incheon Intl. Airport (ICN) being 12 hours and 1 minute, it’s smart to have some in-flight survival tricks up your sleeve. Earplugs, a neck pillow and an eye-mask should be among the basics you pack in your carry-on bag.
What airlines fly from Seattle to Incheon most frequently?
Consider booking a ticket with Korean Air (KE), which flies frequently along this route. This airline operates 30 flights every month between Seattle, WA (SEA-Seattle - Tacoma Intl.) and Seoul (ICN-Incheon Intl.). Also research the great deals available with Delta (DL). Offering 21 flights every month between Seattle and Incheon, they make the journey just as delightful as the destination.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.