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KOP to GRF: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Fort Lewis (Gray Army Air Field)
7,107 mi
11,438 km · 6,176 nm
14h 24m
estimated nonstop flight time
-14h
time difference · heading northeast
See live KOP→GRF fares Phone-only fares on this route — call free
Flight time details
7,107 miles nonstop takes roughly 14h 24m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
- 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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 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 KOP from GRF?
The flight distance from Nakhon Phanom (KOP) to Fort Lewis (GRF) is 7,107 miles (11,438 km, 6,176 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to GRF?
A nonstop flight takes about 14h 24m 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 Nakhon Phanom and Fort Lewis?
Fort Lewis is 14 hours behind Nakhon Phanom.
What is the cheapest way to fly from KOP to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–GRF that never appear on search engines, with no booking fees.