Need help booking?
Unpublished phone-only deals available
KNH to USM: distance & flight time
Kinmen (Kinmen Airport) → Ko Samui (Samui Airport)
1,583 mi
2,548 km · 1,376 nm
3h 34m
estimated nonstop flight time
-1h
time difference · heading southwest
See live KNH→USM fares Phone-only fares on this route — call free
Flight time details
1,583 miles nonstop takes roughly 3h 34m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- KNH — Kinmen Airport · Kinmen, Taiwan
- 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 KNH
- XMN · Xiamen Gaoqi International Airport17 mi away
- JJN · Quanzhou Jinjiang International Airport29 mi away
- MZG · Makung Airport100 mi away
- WOT · Wang-an Airport103 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 KNH from USM?
The flight distance from Kinmen (KNH) to Ko Samui (USM) is 1,583 miles (2,548 km, 1,376 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KNH to USM?
A nonstop flight takes about 3h 34m 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 Kinmen and Ko Samui?
Ko Samui is 1 hour behind Kinmen.
What is the cheapest way to fly from KNH to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KNH–USM that never appear on search engines, with no booking fees.