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ISL to GRK: distance & flight time
Istanbul (Atatürk International Airport) → Killeen (Robert Gray Army Air Field Airport)
6,407 mi
10,311 km · 5,567 nm
13h 2m
estimated nonstop flight time
-8h
time difference · heading northwest
See live ISL→GRK fares Phone-only fares on this route — call free
Flight time details
6,407 miles nonstop takes roughly 13h 2m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- ISL — Atatürk International Airport · Istanbul, Turkey
- 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 ISL
- IST · Istanbul Airport21 mi away
- SAW · Sabiha Gökçen International Airport26 mi away
- TEQ · Tekirdağ Çorlu Airport48 mi away
- BTZ · Bursa Airport52 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 ISL from GRK?
The flight distance from Istanbul (ISL) to Killeen (GRK) is 6,407 miles (10,311 km, 5,567 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISL to GRK?
A nonstop flight takes about 13h 2m 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 Istanbul and Killeen?
Killeen is 8 hours behind Istanbul.
What is the cheapest way to fly from ISL to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISL–GRK that never appear on search engines, with no booking fees.