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ROI to GRF: distance & flight time
Roi Et (Roi Et Airport) → Fort Lewis (Gray Army Air Field)
7,212 mi
11,606 km · 6,267 nm
14h 36m
estimated nonstop flight time
-14h
time difference · heading northeast
See live ROI→GRF fares Phone-only fares on this route — call free
Flight time details
7,212 miles nonstop takes roughly 14h 36m 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
- ROI — Roi Et Airport · Roi Et, 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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 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 ROI from GRF?
The flight distance from Roi Et (ROI) to Fort Lewis (GRF) is 7,212 miles (11,606 km, 6,267 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROI to GRF?
A nonstop flight takes about 14h 36m 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 Roi Et and Fort Lewis?
Fort Lewis is 14 hours behind Roi Et.
What is the cheapest way to fly from ROI to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROI–GRF that never appear on search engines, with no booking fees.