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GWO to USM: distance & flight time
Greenwood (Greenwood–Leflore Airport) → Ko Samui (Samui Airport)
9,389 mi
15,110 km · 8,159 nm
18h 53m
estimated nonstop flight time
+12h
time difference · heading north
See live GWO→USM fares Phone-only fares on this route — call free
Flight time details
9,389 miles nonstop takes roughly 18h 53m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- GWO — Greenwood–Leflore Airport · Greenwood, United States
- USM — Samui Airport · Ko Samui, 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 GWO
- GLH · Mid Delta Regional Airport52 mi away
- UOX · University Oxford Airport69 mi away
- JAN · Jackson-Medgar Wiley Evers International Airport82 mi away
- UTM · Tunica Municipal Airport83 mi away
Near USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Frequently asked questions
How far is GWO from USM?
The flight distance from Greenwood (GWO) to Ko Samui (USM) is 9,389 miles (15,110 km, 8,159 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GWO to USM?
A nonstop flight takes about 18h 53m 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 Greenwood and Ko Samui?
Ko Samui is 12 hours ahead of Greenwood.
What is the cheapest way to fly from GWO to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GWO–USM that never appear on search engines, with no booking fees.