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MSN to USM: distance & flight time
Madison (Dane County Regional Truax Field) → Ko Samui (Samui Airport)
8,749 mi
14,079 km · 7,602 nm
17h 37m
estimated nonstop flight time
+12h
time difference · heading north
See live MSN→USM fares Phone-only fares on this route — call free
Flight time details
8,749 miles nonstop takes roughly 17h 37m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- MSN — Dane County Regional Truax Field · Madison, United States
- 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 MSN
- JVL · Southern Wisconsin Regional Airport39 mi away
- LNR · Tri-County Regional Airport43 mi away
- FLD · Fond du Lac County Airport61 mi away
- ETB · West Bend Municipal Airport64 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 MSN from USM?
The flight distance from Madison (MSN) to Ko Samui (USM) is 8,749 miles (14,079 km, 7,602 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MSN to USM?
A nonstop flight takes about 17h 37m 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 Madison and Ko Samui?
Ko Samui is 12 hours ahead of Madison.
What is the cheapest way to fly from MSN to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSN–USM that never appear on search engines, with no booking fees.