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USM to SUA: distance & flight time
Ko Samui (Samui Airport) → Stuart (Witham Field)
9,899 mi
15,931 km · 8,602 nm
19h 53m
estimated nonstop flight time
-11h
time difference · heading north
See live USM→SUA fares Phone-only fares on this route — call free
Flight time details
9,899 miles nonstop takes roughly 19h 53m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- SUA — Witham Field · Stuart, 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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Near SUA
Frequently asked questions
How far is USM from SUA?
The flight distance from Ko Samui (USM) to Stuart (SUA) is 9,899 miles (15,931 km, 8,602 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to SUA?
A nonstop flight takes about 19h 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 Ko Samui and Stuart?
Stuart is 11 hours behind Ko Samui.
What is the cheapest way to fly from USM to SUA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–SUA that never appear on search engines, with no booking fees.