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SDS to USM: distance & flight time
Sado (Sado Airport) → Ko Samui (Samui Airport)
3,086 mi
4,967 km · 2,682 nm
6h 31m
estimated nonstop flight time
-2h
time difference · heading southwest
See live SDS→USM fares Phone-only fares on this route — call free
Flight time details
3,086 miles nonstop takes roughly 6h 31m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- SDS — Sado Airport · Sado, Japan
- 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 SDS
- KIJ · Niigata Airport39 mi away
- SYO · Shonai Airport91 mi away
- NTQ · Noto Airport95 mi away
- GAJ · Yamagata Airport109 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 SDS from USM?
The flight distance from Sado (SDS) to Ko Samui (USM) is 3,086 miles (4,967 km, 2,682 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDS to USM?
A nonstop flight takes about 6h 31m 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 Sado and Ko Samui?
Ko Samui is 2 hours behind Sado.
What is the cheapest way to fly from SDS to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDS–USM that never appear on search engines, with no booking fees.