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KOS to GNI: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Green Island (Lyudao Airport)
1,444 mi
2,323 km · 1,254 nm
3h 36m
estimated nonstop flight time
+1h
time difference · heading northeast
See live KOS→GNI fares Phone-only fares on this route — call free
Flight time details
1,444 miles nonstop takes roughly 3h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- GNI — Lyudao Airport · Green Island, Taiwan
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 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
Near GNI
- TTT · Taitung Airport24 mi away
- KYD · Lanyu Airport45 mi away
- PIF · Pingtung North Airport63 mi away
- HCN · Hengchun Airport64 mi away
Frequently asked questions
How far is KOS from GNI?
The flight distance from Sihanoukville (KOS) to Green Island (GNI) is 1,444 miles (2,323 km, 1,254 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to GNI?
A nonstop flight takes about 3h 36m 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 Sihanoukville and Green Island?
Green Island is 1 hour ahead of Sihanoukville.
What is the cheapest way to fly from KOS to GNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–GNI that never appear on search engines, with no booking fees.