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NNT to KOS: distance & flight time
Nan (Nan Airport) → Sihanoukville (Sihanoukville International Airport)
600 mi
965 km · 521 nm
1h 46m
estimated nonstop flight time
Same time
time difference · heading south
See live NNT→KOS fares Phone-only fares on this route — call free
Flight time details
600 miles nonstop takes roughly 1h 46m 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
- NNT — Nan Airport · Nan, Thailand
- KOS — Sihanoukville International Airport · Sihanoukville, 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 NNT
- PRH · Phrae Airport62 mi away
- ZBY · Sayaboury Airport68 mi away
- LPT · Lampang Airport92 mi away
- CEI · Chiang Rai International Airport98 mi away
Near KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Frequently asked questions
How far is NNT from KOS?
The flight distance from Nan (NNT) to Sihanoukville (KOS) is 600 miles (965 km, 521 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NNT to KOS?
A nonstop flight takes about 1h 46m 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 NNT to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NNT–KOS that never appear on search engines, with no booking fees.