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GAD to USM: distance & flight time
Gadsden (Northeast Alabama Regional Airport) → Ko Samui (Samui Airport)
9,403 mi
15,132 km · 8,171 nm
18h 54m
estimated nonstop flight time
+12h
time difference · heading north
See live GAD→USM fares Phone-only fares on this route — call free
Flight time details
9,403 miles nonstop takes roughly 18h 54m 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
- GAD — Northeast Alabama Regional Airport · Gadsden, 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 GAD
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 GAD from USM?
The flight distance from Gadsden (GAD) to Ko Samui (USM) is 9,403 miles (15,132 km, 8,171 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAD to USM?
A nonstop flight takes about 18h 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 Gadsden and Ko Samui?
Ko Samui is 12 hours ahead of Gadsden.
What is the cheapest way to fly from GAD to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAD–USM that never appear on search engines, with no booking fees.