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MWX to USM: distance & flight time
Muan (Muan International Airport) → Ko Samui (Samui Airport)
2,418 mi
3,891 km · 2,101 nm
5h 12m
estimated nonstop flight time
-2h
time difference · heading southwest
See live MWX→USM fares Phone-only fares on this route — call free
Flight time details
2,418 miles nonstop takes roughly 5h 12m 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
- MWX — Muan International Airport · Muan, South Korea
- 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 MWX
- MPK · Mokpo Heliport16 mi away
- KWJ · Gwangju Airport26 mi away
- KUV · Kunsan Air Base64 mi away
- RSU · Yeosu Airport71 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 MWX from USM?
The flight distance from Muan (MWX) to Ko Samui (USM) is 2,418 miles (3,891 km, 2,101 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MWX to USM?
A nonstop flight takes about 5h 12m 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 Muan and Ko Samui?
Ko Samui is 2 hours behind Muan.
What is the cheapest way to fly from MWX to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MWX–USM that never appear on search engines, with no booking fees.