₹37,250 Cheap Flights from Seattle (SEA) to Seoul (ICN)

View ₹37,250 flight on Thu, 13 Nov 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Incheon Intl. Airport (ICN)

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Cheap Flights from Seattle (SEA) to Seoul (ICN)

Prices were available within the past 7 days and start at ₹37,250 for one-way flights and ₹72,812 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹72,812 Return, found 3 days ago
₹72,812
Return
found 3 days ago
Select Delta flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹72,812 found 3 days ago
Delta
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹72,891 Return, found 3 days ago
₹72,891
Return
found 3 days ago
Select Delta flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹72,891 found 3 days ago
Korean Air
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹72,970 Return, found 3 days ago
₹72,970
Return
found 3 days ago
Select Korean Air flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹72,970 found 3 days ago
Asiana Airlines
Wed, 12 Nov - Sun, 16 Nov
SEA
Seattle
ICN
Seoul
₹72,970 Return, found 3 days ago
₹72,970
Return
found 3 days ago
Select Asiana Airlines flight, departing Wed, 12 Nov from Seattle to Seoul, returning Sun, 16 Nov, priced at ₹72,970 found 3 days ago
Delta
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹73,035 Return, found 3 days ago
₹73,035
Return
found 3 days ago
Select Delta flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹73,035 found 3 days ago
Korean Air
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹73,049 Return, found 3 days ago
₹73,049
Return
found 3 days ago
Select Korean Air flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹73,049 found 3 days ago
Korean Air
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹73,114 Return, found 3 days ago
₹73,114
Return
found 3 days ago
Select Korean Air flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹73,114 found 3 days ago
Korean Air
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹73,193 Return, found 3 days ago
₹73,193
Return
found 3 days ago
Select Korean Air flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹73,193 found 3 days ago
United
Thu, 13 Nov - Wed, 19 Nov
SEA
Seattle
ICN
Seoul
₹73,304 Return, found 3 days ago
₹73,304
Return
found 3 days ago
Select United flight, departing Thu, 13 Nov from Seattle to Seoul, returning Wed, 19 Nov, priced at ₹73,304 found 3 days ago
American Airlines
Wed, 3 Dec - Sun, 7 Dec
SEA
Seattle
ICN
Seoul
₹77,994 Return, found 2 days ago
₹77,994
Return
found 2 days ago
Select American Airlines flight, departing Wed, 3 Dec from Seattle to Seoul, returning Sun, 7 Dec, priced at ₹77,994 found 2 days ago

Find the cheapest month to fly from Seattle (SEA) to Seoul (ICN)

September is typically the cheapest month to fly

From ₹63,495 - ₹78,643 per traveller.

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Incheon Intl. ICN. Cheapest option available. Average driving time to city centre is 47 minutes. Flights from ₹72,812
ICN
Incheon Intl.
Cheapest
Average driving time to city centre47 min
Flights from ₹72,812
Flight from Seattle to Seoul route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Incheon Intl.
Airlines serving
American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, Korean Air, Turkish Airlines, United
Return price
₹72,812
Distance
8326 km
Average flight time
28 hours 3 mins

Seattle to Incheon Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seattle to Incheon will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Incheon.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SEA to ICN flights that won’t make your bank account wince. Ready to temporarily leave behind Seattle for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to ICN with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from SEA to Incheon Airport?
The lowest price advertised for a round-trip flight from SEA to ICN is ₹72,812. But you better get a move on. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Incheon Intl. Airport (ICN)?
The majority of flights can be cancelled online, but whether or not you incur a fee differs between airlines. If you do have to cancel your break, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Incheon Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to ICN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Incheon Intl. Airport (ICN)?
SeaTac to South Korea is around 8,400 kilometres, so get ready to spend quite a while in the air. Don't forget to pack all the essentials, from your eye mask to your earphones. Throw in a few snacks to munch on throughout your journey too.
Which airlines fly direct from SEA to Incheon Intl. Airport (ICN)?
A leading airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Incheon Airport is Delta Air Lines (DL). It offers 39 flights a month. Offering 21 flights every month on this route, Korean Air (KE) is another good option.
Are Sea-Tac Airport to Incheon Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Seattle - Tacoma Intl. Airport (SEA) to ICN are available up to a year before departure on Expedia. And although you may pick up fantastic last-minute deals, it's not something you should count on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid landing the dreaded middle seat! We're constantly updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

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