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GRK to OKI: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Oki Island (Oki Airport)
6,731 mi
10,832 km · 5,849 nm
13h 40m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GRK→OKI fares Phone-only fares on this route — call free
Flight time details
6,731 miles nonstop takes roughly 13h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- OKI — Oki Airport · Oki Island, Japan
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 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
Near OKI
- YGJ · Miho Yonago Airport48 mi away
- IZO · Izumo Airport58 mi away
- TTJ · Tottori Airport65 mi away
- TJH · Tajima Airport94 mi away
Frequently asked questions
How far is GRK from OKI?
The flight distance from Killeen (GRK) to Oki Island (OKI) is 6,731 miles (10,832 km, 5,849 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to OKI?
A nonstop flight takes about 13h 40m 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 Killeen and Oki Island?
Oki Island is 14 hours ahead of Killeen.
What is the cheapest way to fly from GRK to OKI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–OKI that never appear on search engines, with no booking fees.