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VTE to KOS: distance & flight time
Vientiane (Wattay International Airport) → Sihanoukville (Sihanoukville International Airport)
517 mi
832 km · 449 nm
1h 35m
estimated nonstop flight time
Same time
time difference · heading south
See live VTE→KOS fares Phone-only fares on this route — call free
Flight time details
517 miles nonstop takes roughly 1h 35m 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
- VTE — Wattay International Airport · Vientiane, Laos
- 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 VTE
- UTH · Udon Thani Airport44 mi away
- LOE · Loei Airport67 mi away
- ZBY · Sayaboury Airport103 mi away
- KKC · Khon Kaen Airport106 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 VTE from KOS?
The flight distance from Vientiane (VTE) to Sihanoukville (KOS) is 517 miles (832 km, 449 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from VTE to KOS?
A nonstop flight takes about 1h 35m 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 VTE to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on VTE–KOS that never appear on search engines, with no booking fees.