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HDY to GRF: distance & flight time
Hat Yai (Hat Yai International Airport) → Fort Lewis (Gray Army Air Field)
7,874 mi
12,673 km · 6,843 nm
15h 54m
estimated nonstop flight time
-14h
time difference · heading northeast
See live HDY→GRF fares Phone-only fares on this route — call free
Flight time details
7,874 miles nonstop takes roughly 15h 54m 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
- HDY — Hat Yai International Airport · Hat Yai, 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 HDY
- SGZ · Songkhla Airport23 mi away
- AOR · Sultan Abdul Halim Airport51 mi away
- PAN · Pattani Airport53 mi away
- LGK · Langkawi International Airport62 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 HDY from GRF?
The flight distance from Hat Yai (HDY) to Fort Lewis (GRF) is 7,874 miles (12,673 km, 6,843 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HDY to GRF?
A nonstop flight takes about 15h 54m 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 Hat Yai and Fort Lewis?
Fort Lewis is 14 hours behind Hat Yai.
What is the cheapest way to fly from HDY to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HDY–GRF that never appear on search engines, with no booking fees.