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CMJ to USM: distance & flight time
Cimei (Chi Mei Airport) → Ko Samui (Samui Airport)
1,590 mi
2,558 km · 1,381 nm
3h 35m
estimated nonstop flight time
-1h
time difference · heading southwest
See live CMJ→USM fares Phone-only fares on this route — call free
Flight time details
1,590 miles nonstop takes roughly 3h 35m 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
- CMJ — Chi Mei Airport · Cimei, 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 CMJ
- WOT · Wang-an Airport12 mi away
- MZG · Makung Airport28 mi away
- TNN · Tainan Airport53 mi away
- CYI · Chiayi 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 CMJ from USM?
The flight distance from Cimei (CMJ) to Ko Samui (USM) is 1,590 miles (2,558 km, 1,381 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMJ to USM?
A nonstop flight takes about 3h 35m 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 Cimei and Ko Samui?
Ko Samui is 1 hour behind Cimei.
What is the cheapest way to fly from CMJ to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMJ–USM that never appear on search engines, with no booking fees.