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TNH to USM: distance & flight time
Tonghua (Tonghua Sanyuanpu Airport) → Ko Samui (Samui Airport)
2,742 mi
4,413 km · 2,383 nm
5h 51m
estimated nonstop flight time
-1h
time difference · heading southwest
See live TNH→USM fares Phone-only fares on this route — call free
Flight time details
2,742 miles nonstop takes roughly 5h 51m 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
- TNH — Tonghua Sanyuanpu Airport · Tonghua, China
- 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 TNH
- NBS · Changbaishan Airport98 mi away
- CGQ · Longjia Airport120 mi away
- SHE · Taoxian Airport122 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 TNH from USM?
The flight distance from Tonghua (TNH) to Ko Samui (USM) is 2,742 miles (4,413 km, 2,383 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNH to USM?
A nonstop flight takes about 5h 51m 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 Tonghua and Ko Samui?
Ko Samui is 1 hour behind Tonghua.
What is the cheapest way to fly from TNH to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNH–USM that never appear on search engines, with no booking fees.