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PKH to GRK: distance & flight time
Porto Heli (Porto Cheli Airport) → Killeen (Robert Gray Army Air Field Airport)
6,369 mi
10,250 km · 5,534 nm
12h 57m
estimated nonstop flight time
-8h
time difference · heading northwest
See live PKH→GRK fares Phone-only fares on this route — call free
Flight time details
6,369 miles nonstop takes roughly 12h 57m 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
- PKH — Porto Cheli Airport · Porto Heli, Greece
- 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 PKH
- SPJ · Sparti Airport41 mi away
- HEW · Athen Helenikon Airport52 mi away
- ATH · Eleftherios Venizelos International Airport62 mi away
- KLX · Kalamata Airport64 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 PKH from GRK?
The flight distance from Porto Heli (PKH) to Killeen (GRK) 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 PKH to GRK?
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.
Are there nonstop flights from PKH to GRK?
Nonstop service on PKH–GRK depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 12h 57m nonstop estimate.
What is the time difference between Porto Heli and Killeen?
Killeen is 8 hours behind Porto Heli.
What is the cheapest way to fly from PKH to GRK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PKH–GRK that never appear on search engines, with no booking fees.
Why are some PKH to GRK fares phone-only?
Consolidator contracts let us sell certain PKH–GRK tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.