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USM to TNX: distance & flight time
Ko Samui (Samui Airport) → Stung Treng (Stung Treng Airport)
488 mi
785 km · 424 nm
1h 32m
estimated nonstop flight time
Same time
time difference · heading northeast
See live USM→TNX fares Phone-only fares on this route — call free
Flight time details
488 miles nonstop takes roughly 1h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- USM — Samui Airport · Ko Samui, Thailand
- TNX — Stung Treng Airport · Stung Treng, Cambodia
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 USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Near TNX
- RBE · Ratanakiri Airport67 mi away
- KTI · Kratie Airport72 mi away
- AOU · Attopeu Airport104 mi away
- PKZ · Pakse International Airport112 mi away
Frequently asked questions
How far is USM from TNX?
The flight distance from Ko Samui (USM) to Stung Treng (TNX) is 488 miles (785 km, 424 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USM to TNX?
A nonstop flight takes about 1h 32m 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 cheapest way to fly from USM to TNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USM–TNX that never appear on search engines, with no booking fees.