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NAK to USM: distance & flight time
Nakhon Ratchasima (Nakhon Ratchasima Airport) → Ko Samui (Samui Airport)
403 mi
649 km · 350 nm
1h 21m
estimated nonstop flight time
Same time
time difference · heading south
See live NAK→USM fares Phone-only fares on this route — call free
Flight time details
403 miles nonstop takes roughly 1h 21m gate to gate, flying south. 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
- NAK — Nakhon Ratchasima Airport · Nakhon Ratchasima, Thailand
- 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 NAK
- BFV · Buri Ram Airport66 mi away
- PXR · Surin Airport79 mi away
- KKC · Khon Kaen Airport109 mi away
- ROI · Roi Et Airport126 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 NAK from USM?
The flight distance from Nakhon Ratchasima (NAK) to Ko Samui (USM) is 403 miles (649 km, 350 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NAK to USM?
A nonstop flight takes about 1h 21m 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 NAK to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NAK–USM that never appear on search engines, with no booking fees.