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GRK to PKH: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Porto Heli (Porto Cheli Airport)
6,369 mi
10,250 km · 5,534 nm
12h 57m
estimated nonstop flight time
+8h
time difference · heading northeast
See live GRK→PKH fares Phone-only fares on this route — call free
Flight time details
6,369 miles nonstop takes roughly 12h 57m 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
- PKH — Porto Cheli Airport · Porto Heli, Greece
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 PKH
- SPJ · Sparti Airport41 mi away
- HEW · Athen Helenikon Airport52 mi away
- ATH · Eleftherios Venizelos International Airport62 mi away
- KLX · Kalamata Airport64 mi away
Frequently asked questions
How far is GRK from PKH?
The flight distance from Killeen (GRK) to Porto Heli (PKH) is 6,369 miles (10,250 km, 5,534 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to PKH?
A nonstop flight takes about 12h 57m 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 Porto Heli?
Porto Heli is 8 hours ahead of Killeen.
What is the cheapest way to fly from GRK to PKH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–PKH that never appear on search engines, with no booking fees.