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SMI to USM: distance & flight time
Samos (Samos Airport) → Ko Samui (Samui Airport)
4,897 mi
7,881 km · 4,255 nm
10h 4m
estimated nonstop flight time
+4h
time difference · heading east
See live SMI→USM fares Phone-only fares on this route — call free
Flight time details
4,897 miles nonstop takes roughly 10h 4m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- SMI — Samos Airport · Samos, Greece
- 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 SMI
- JIK · Ikaria Airport31 mi away
- LRS · Leros Airport35 mi away
- ADB · Adnan Menderes International Airport44 mi away
- JKL · Kalymnos Airport50 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 SMI from USM?
The flight distance from Samos (SMI) to Ko Samui (USM) is 4,897 miles (7,881 km, 4,255 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMI to USM?
A nonstop flight takes about 10h 4m 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 Samos and Ko Samui?
Ko Samui is 4 hours ahead of Samos.
What is the cheapest way to fly from SMI to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMI–USM that never appear on search engines, with no booking fees.