Seattle → Seoul flights

Seattle (BFI, SEA)→Seoul (GMP, ICN)
from€777

Last observed price · Last checked: 24 Aug 2026 · Price may change

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Short answer

Korean Air flies Seattle to Seoul non-stop. The lowest fare our own searches returned is €777, seen on 24 Aug 2026. The average across the fares we caught is €819. October 2026 is the cheapest month in our observations, at €777. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

Selected search
Last checked: 24 Aug 2026 · Price may change
€777
Tue 20 Oct 2026 → Wed 28 Oct 2026
Cathay Pacific1 stop8 nights
Cheapest
Last checked: 24 Aug 2026 · Price may change
€777 lowest€819 average17h 45m fastest
Options found on this date
CPCathay Pacific11:45 · 1 stop€777
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Tickets found in the last 7 days

The lowest fares our queries caught, cheapest first.

CP€777Cheapest20 Oct 2026 → 28 Oct 2026Cathay Pacific · 1 stop · 11:45Last checked: 24 Aug 2026 · Price may change8 nightsView ticket →CA€8106 Oct 2026 → 13 Oct 2026China Airlines · 1 stop · 01:15Last checked: 24 Aug 2026 · Price may change7 nightsView ticket →AC€81122 Nov 2026 → 1 Dec 2026Air Canada · 1 stop · 08:40Last checked: 24 Aug 2026 · Price may change9 nightsView ticket →AC€81717 Oct 2026 → 25 Oct 2026Air Canada · 1 stop · 19:15Last checked: 24 Aug 2026 · Price may change8 nightsView ticket →

Starting prices by month

The lowest fare our queries observed in each month. Open a month to see its days; click a day with no price and we will search it for you.

Observed priceLowest monthno price observedLast checked: 24 Aug 2026
Seattle → SeoulTue 20 Oct 2026 · €777
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Route facts

Direct flights
Non-stop
BFI - GMP, 17h 45m
Airlines seen
2
Korean Air, Asiana Airlines
Cheapest month
October 2026
€777
Average observed
€819
Typical duration
17h 45m
Alternative airports
2
SEA, ICN

Frequently asked

Are there direct flights from Seattle to Seoul?+

Yes. We have seen non-stop flights on this route, flown by Korean Air, Asiana Airlines.

How much is a flight from Seattle to Seoul?+

The lowest fare we have observed is €777, found on 24 Aug 2026. Prices move, so read it as a floor rather than a quote.

Which airlines fly from Seattle to Seoul?+

These are the carriers we have seen on the route: Korean Air, Asiana Airlines.

When is the cheapest month to fly from Seattle to Seoul?+

In our observations October 2026 is the cheapest month so far, at €777.

Similar routes

Seattle → Istanbul€531Beijing → Seoul€188Seattle → Beijing€596Shanghai → Seoul€176Seattle → Atlanta€198Yantai → Seoul€99Seattle → New York€283Tokyo → Seoul€130

More routes from Seattle

Seattle → Istanbul€531Seattle → Beijing€596Seattle → Atlanta€198Seattle → New York€283Seattle → Los Angeles€73Seattle → San Francisco€121Seattle → Dallas€348Seattle → Ontario€124Seattle → Tokyo€740Seattle → Las Vegas€118Seattle → Phoenix€290Seattle → Denver€172Seattle → Calgary€173Seattle → Vancouver€241Seattle → Frankfurt€795Seattle → AlanyaSeattle → DohaSeattle → London€482Seattle → Paris€393Seattle → Reykjavik€550Seattle → Dubai€670Seattle → Edmonton€304Seattle → Guadalajara€518Seattle → Mexico City€276Seattle → Bangkok€695Seattle → Taipei€641Seattle → Moscow€1,022Seattle → Toronto€246Seattle → Manila€353Seattle → Cancun€507

More routes to Seoul

Beijing → Seoul€188Shanghai → Seoul€176Yantai → Seoul€99Tokyo → Seoul€130Taipei → Seoul€116Qingdao → Seoul€158Dalian → Seoul€162Osaka → Seoul€95Vancouver → Seoul€551Nagoya → Seoul€172Ulaanbaatar → Seoul€194Tashkent → Seoul€368Ho Chi Minh City → Seoul€151Phnom Penh → Seoul€335Okinawa → Seoul€182Nanjing → Seoul€192Hanoi → Seoul€144Weihai → Seoul€150Jeju → Seoul€36Shenzhen → Seoul€183Da Nang → Seoul€128Changsha → Seoul€186Almaty → Seoul€346Shenyang → Seoul€213Kuala Lumpur → Seoul€264Tianjin → Seoul€177Hong Kong → Seoul€151Jinan → Seoul€169Istanbul → Seoul€479Chongqing → Seoul€186

Last checked: 24 Aug 2026