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KSH to USM: distance & flight time
Bakhtaran (Shahid Ashrafi Esfahani Airport) → Ko Samui (Samui Airport)
3,746 mi
6,029 km · 3,255 nm
7h 49m
estimated nonstop flight time
+3.5h
time difference · heading east
See live KSH→USM fares Phone-only fares on this route — call free
Flight time details
3,746 miles nonstop takes roughly 7h 49m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- KSH — Shahid Ashrafi Esfahani Airport · Bakhtaran, Iran
- 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 KSH
- SDG · Sanandaj Airport63 mi away
- IIL · Ilam Airport68 mi away
- HDM · Hamadan Airport87 mi away
- KHD · Khoram Abad Airport90 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 KSH from USM?
The flight distance from Bakhtaran (KSH) to Ko Samui (USM) is 3,746 miles (6,029 km, 3,255 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSH to USM?
A nonstop flight takes about 7h 49m 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 Bakhtaran and Ko Samui?
Ko Samui is 3.5 hours ahead of Bakhtaran.
What is the cheapest way to fly from KSH to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSH–USM that never appear on search engines, with no booking fees.