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OSN to GRK: distance & flight time
Osan (Osan Air Base) → Killeen (Robert Gray Army Air Field Airport)
6,907 mi
11,116 km · 6,002 nm
14h 1m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OSN→GRK fares Phone-only fares on this route — call free
Flight time details
6,907 miles nonstop takes roughly 14h 1m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
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 OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Near GRK
- HLR · Hood Army Air Field8 mi away
- AUS · Austin Bergstrom International Airport61 mi away
- TPL · Draughon Miller Central Texas Regional Airport26 mi away
- ACT · Waco Regional Airport52 mi away
Frequently asked questions
How far is OSN from GRK?
The flight distance from Osan (OSN) to Killeen (GRK) is 6,907 miles (11,116 km, 6,002 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to GRK?
A nonstop flight takes about 14h 1m 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 Osan and Killeen?
Killeen is 14 hours behind Osan.
What is the cheapest way to fly from OSN to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–GRK that never appear on search engines, with no booking fees.