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GRF to NST: distance & flight time
Fort Lewis (Gray Army Air Field) → Nakhon Si Thammarat (Nakhon Si Thammarat Airport)
7,794 mi
12,543 km · 6,773 nm
15h 45m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GRF→NST fares Phone-only fares on this route — call free
Flight time details
7,794 miles nonstop takes roughly 15h 45m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- NST — Nakhon Si Thammarat Airport · Nakhon Si Thammarat, Thailand
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 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
Near NST
- URT · Surat Thani Airport69 mi away
- USM · Samui Airport70 mi away
- KBV · Krabi Airport72 mi away
- TST · Trang Airport75 mi away
Frequently asked questions
How far is GRF from NST?
The flight distance from Fort Lewis (GRF) to Nakhon Si Thammarat (NST) is 7,794 miles (12,543 km, 6,773 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to NST?
A nonstop flight takes about 15h 45m 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 Fort Lewis and Nakhon Si Thammarat?
Nakhon Si Thammarat is 14 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to NST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–NST that never appear on search engines, with no booking fees.