Need help booking?
Unpublished phone-only deals available
IWJ to USM: distance & flight time
Iwami (Iwami Airport) → Ko Samui (Samui Airport)
2,650 mi
4,265 km · 2,303 nm
5h 40m
estimated nonstop flight time
-2h
time difference · heading southwest
See live IWJ→USM fares Phone-only fares on this route — call free
Flight time details
2,650 miles nonstop takes roughly 5h 40m 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
- IWJ — Iwami Airport · Iwami, 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 IWJ
- HIW · Hiroshimanishi Airport41 mi away
- IWK · Iwakuni Marine Corps Air Station45 mi away
- UBJ · Yamaguchi Ube Airport59 mi away
- HIJ · Hiroshima Airport66 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 IWJ from USM?
The flight distance from Iwami (IWJ) to Ko Samui (USM) is 2,650 miles (4,265 km, 2,303 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IWJ to USM?
A nonstop flight takes about 5h 40m 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 Iwami and Ko Samui?
Ko Samui is 2 hours behind Iwami.
What is the cheapest way to fly from IWJ to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IWJ–USM that never appear on search engines, with no booking fees.