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BFI to KUV: distance & flight time
Seattle (Boeing Field King County International Airport) → Kunsan (Kunsan Air Base)
5,276 mi
8,491 km · 4,585 nm
10h 49m
estimated nonstop flight time
+16h
time difference · heading northwest
See live BFI→KUV fares Phone-only fares on this route — call free
Flight time details
5,276 miles nonstop takes roughly 10h 49m 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
- BFI — Boeing Field King County International Airport · Seattle, United States
- KUV — Kunsan Air Base · Kunsan, 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 BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Near KUV
- CHN · Jeon Ju Airport (G-703)28 mi away
- KWJ · Gwangju Airport55 mi away
- HMY · Seosan Air Base56 mi away
- MWX · Muan International Airport64 mi away
Frequently asked questions
How far is BFI from KUV?
The flight distance from Seattle (BFI) to Kunsan (KUV) is 5,276 miles (8,491 km, 4,585 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to KUV?
A nonstop flight takes about 10h 49m 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 Kunsan?
Kunsan is 16 hours ahead of Seattle.
What is the cheapest way to fly from BFI to KUV?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–KUV that never appear on search engines, with no booking fees.