Need help booking?
Unpublished phone-only deals available
KKC to GRK: distance & flight time
Khon Kaen (Khon Kaen Airport) → Killeen (Robert Gray Army Air Field Airport)
8,879 mi
14,289 km · 7,715 nm
17h 53m
estimated nonstop flight time
-12h
time difference · heading northeast
See live KKC→GRK fares Phone-only fares on this route — call free
Flight time details
8,879 miles nonstop takes roughly 17h 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- KKC — Khon Kaen Airport · Khon Kaen, Thailand
- 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 KKC
- UTH · Udon Thani Airport64 mi away
- ROI · Roi Et Airport70 mi away
- BFV · Buri Ram Airport91 mi away
- LOE · Loei Airport97 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 KKC from GRK?
The flight distance from Khon Kaen (KKC) to Killeen (GRK) is 8,879 miles (14,289 km, 7,715 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KKC to GRK?
A nonstop flight takes about 17h 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 Khon Kaen and Killeen?
Killeen is 12 hours behind Khon Kaen.
What is the cheapest way to fly from KKC to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KKC–GRK that never appear on search engines, with no booking fees.