₹47,867 Cheap Flights from Seoul (ICN) to Seattle (SEA)

View ₹47,867 flight on Tue, 9 Sep 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at ₹47,867 for one-way flights and ₹51,918 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 11 Sep - Wed, 17 Sep
ICN
Seoul
SEA
Seattle
₹51,918 Return, found 6 days ago
₹51,918
Return
found 6 days ago
Select Delta flight, departing Thu, 11 Sep from Seoul to Seattle, returning Wed, 17 Sep, priced at ₹51,918 found 6 days ago
Asiana Airlines
Thu, 11 Sep - Wed, 17 Sep
ICN
Seoul
SEA
Seattle
₹52,134 Return, found 6 days ago
₹52,134
Return
found 6 days ago
Select Asiana Airlines flight, departing Thu, 11 Sep from Seoul to Seattle, returning Wed, 17 Sep, priced at ₹52,134 found 6 days ago
United
Thu, 11 Sep - Wed, 17 Sep
ICN
Seoul
SEA
Seattle
₹52,404 Return, found 6 days ago
₹52,404
Return
found 6 days ago
Select United flight, departing Thu, 11 Sep from Seoul to Seattle, returning Wed, 17 Sep, priced at ₹52,404 found 6 days ago
Delta
Thu, 11 Sep - Wed, 17 Sep
ICN
Seoul
SEA
Seattle
₹52,863 Return, found 6 days ago
₹52,863
Return
found 6 days ago
Select Delta flight, departing Thu, 11 Sep from Seoul to Seattle, returning Wed, 17 Sep, priced at ₹52,863 found 6 days ago
Asiana Airlines
Mon, 14 Jul - Thu, 30 Oct
ICN
Seoul
SEA
Seattle
₹53,384 Return, found 1 day ago
₹53,384
Return
found 1 day ago
Select Asiana Airlines flight, departing Mon, 14 Jul from Seoul to Seattle, returning Thu, 30 Oct, priced at ₹53,384 found 1 day ago
Korean Air
Thu, 11 Sep - Wed, 17 Sep
ICN
Seoul
SEA
Seattle
₹53,813 Return, found 6 days ago
₹53,813
Return
found 6 days ago
Select Korean Air flight, departing Thu, 11 Sep from Seoul to Seattle, returning Wed, 17 Sep, priced at ₹53,813 found 6 days ago
Delta
Mon, 14 Jul - Thu, 30 Oct
ICN
Seoul
SEA
Seattle
₹55,068 Return, found 1 day ago
₹55,068
Return
found 1 day ago
Select Delta flight, departing Mon, 14 Jul from Seoul to Seattle, returning Thu, 30 Oct, priced at ₹55,068 found 1 day ago
United
Mon, 21 Jul - Fri, 8 Aug
ICN
Seoul
SEA
Seattle
₹62,829 Return, found 6 days ago
₹62,829
Return
found 6 days ago
Select United flight, departing Mon, 21 Jul from Seoul to Seattle, returning Fri, 8 Aug, priced at ₹62,829 found 6 days ago
Asiana Airlines
Mon, 14 Jul - Thu, 30 Oct
ICN
Seoul
SEA
Seattle
₹66,431 Return, found 1 day ago
₹66,431
Return
found 1 day ago
Select Asiana Airlines flight, departing Mon, 14 Jul from Seoul to Seattle, returning Thu, 30 Oct, priced at ₹66,431 found 1 day ago
China Airlines
Thu, 11 Sep - Wed, 17 Sep
ICN
Seoul
SEA
Seattle
₹81,882 Return, found 6 days ago
₹81,882
Return
found 6 days ago
Select China Airlines flight, departing Thu, 11 Sep from Seoul to Seattle, returning Wed, 17 Sep, priced at ₹81,882 found 6 days ago

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

September is typically the cheapest month to fly

From ₹40,075 - ₹84,934 per traveller.

Graph displaying average flight prices per month

Flight from Seoul to Seattle route information
Origin airport
Incheon Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, Hawaiian Airlines, Japan Airlines, KLM, Korean Air, United
Return price
₹51,918
Distance
8326 km
Average flight time
-5 hours -35 mins

Incheon to Seattle 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 Incheon to Seattle 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 Seattle.

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 ICN to SEA flights that won’t make your bank account wince. Ready to temporarily leave behind Incheon 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 SEA 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 Seoul--Incheon Intl. Airport to Sea-Tac Airport?
Start packing your bags, because round-trip flights from Seoul--Incheon Intl. Airport to SEA start from ₹51,918. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul--Incheon Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
Each air carrier has its own terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from Seoul--Incheon Intl. Airport to Seattle - Tacoma Intl. Airport (SEA) 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 Seoul--Incheon Intl. Airport to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ICN to Sea-Tac Airport?
The distance is around 8,400 kilometres. Neck pillow? Check. Warm clothes? Check. We recommend you pack all the essentials for this long-haul South Korea to SeaTac flight.
Which airlines fly direct from ICN to SEA?
With 39 flights every month operating from ICN to SEA, Delta Air Lines (DL) is a top choice. Another airline operating on this route is Korean Air (KE). You'll have 21 flights every month to take your pick of.
Are Seoul--Incheon Intl. Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Incheon Airport to Sea-Tac Airport can be hit-or-miss. You may be able to score a bargain, but you could also completely miss out! If you'd prefer to start your travel planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as prices are updated regularly.

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