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TGA to USM: distance & flight time
Tengah (Tengah Air Base) → Ko Samui (Samui Airport)
617 mi
993 km · 536 nm
1h 48m
estimated nonstop flight time
-1h
time difference · heading northwest
See live TGA→USM fares Phone-only fares on this route — call free
Flight time details
617 miles nonstop takes roughly 1h 48m gate to gate, flying northwest. 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
- TGA — Tengah Air Base · Tengah, Singapore
- 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 TGA
- SIN · Singapore Changi Airport20 mi away
- XSP · Seletar Airport11 mi away
- QPG · Paya Lebar Air Base14 mi away
- JHB · Senai International Airport18 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 TGA from USM?
The flight distance from Tengah (TGA) to Ko Samui (USM) is 617 miles (993 km, 536 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TGA to USM?
A nonstop flight takes about 1h 48m 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 Tengah and Ko Samui?
Ko Samui is 1 hour behind Tengah.
What is the cheapest way to fly from TGA to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TGA–USM that never appear on search engines, with no booking fees.