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SEA to KWJ: distance & flight time
Seattle (Seattle Tacoma International Airport) → Kwangju (Gwangju Airport)
5,313 mi
8,551 km · 4,617 nm
10h 53m
estimated nonstop flight time
+16h
time difference · heading northwest
See live SEA→KWJ fares Phone-only fares on this route — call free
Flight time details
5,313 miles nonstop takes roughly 10h 53m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- KWJ — Gwangju Airport · Kwangju, South Korea
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Near KWJ
- MWX · Muan International Airport26 mi away
- MPK · Mokpo Heliport35 mi away
- RSU · Yeosu Airport50 mi away
- CHN · Jeon Ju Airport (G-703)55 mi away
Frequently asked questions
How far is SEA from KWJ?
The flight distance from Seattle (SEA) to Kwangju (KWJ) is 5,313 miles (8,551 km, 4,617 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to KWJ?
A nonstop flight takes about 10h 53m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Seattle and Kwangju?
Kwangju is 16 hours ahead of Seattle.
What is the cheapest way to fly from SEA to KWJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–KWJ that never appear on search engines, with no booking fees.