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GRK to ISE: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Isparta (Süleyman Demirel International Airport)
6,621 mi
10,656 km · 5,754 nm
13h 27m
estimated nonstop flight time
+8h
time difference · heading northeast
See live GRK→ISE fares Phone-only fares on this route — call free
Flight time details
6,621 miles nonstop takes roughly 13h 27m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- ISE — Süleyman Demirel International Airport · Isparta, Turkey
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 ISE
- DNZ · Çardak Airport37 mi away
- AFY · Afyon Airport61 mi away
- AYT · Antalya International Airport70 mi away
- USQ · Uşak Airport75 mi away
Frequently asked questions
How far is GRK from ISE?
The flight distance from Killeen (GRK) to Isparta (ISE) is 6,621 miles (10,656 km, 5,754 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to ISE?
A nonstop flight takes about 13h 27m 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 Isparta?
Isparta is 8 hours ahead of Killeen.
What is the cheapest way to fly from GRK to ISE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–ISE that never appear on search engines, with no booking fees.