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KSO to GRF: distance & flight time
Kastoria (Kastoria National Airport) → Fort Lewis (Gray Army Air Field)
5,995 mi
9,647 km · 5,209 nm
12h 13m
estimated nonstop flight time
-10h
time difference · heading northwest
See live KSO→GRF fares Phone-only fares on this route — call free
Flight time details
5,995 miles nonstop takes roughly 12h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- GRF — Gray Army Air Field · Fort Lewis, 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 KSO
- KZI · Filippos Airport31 mi away
- IOA · Ioannina Airport57 mi away
- OHD · Ohrid St. Paul the Apostle Airport58 mi away
- LRA · Larisa Airport83 mi away
Near GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Frequently asked questions
How far is KSO from GRF?
The flight distance from Kastoria (KSO) to Fort Lewis (GRF) is 5,995 miles (9,647 km, 5,209 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to GRF?
A nonstop flight takes about 12h 13m 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 Kastoria and Fort Lewis?
Fort Lewis is 10 hours behind Kastoria.
What is the cheapest way to fly from KSO to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–GRF that never appear on search engines, with no booking fees.