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GYI to KOS: distance & flight time
Gisenyi (Gisenyi Airport) → Sihanoukville (Sihanoukville International Airport)
5,180 mi
8,337 km · 4,502 nm
10h 37m
estimated nonstop flight time
+5h
time difference · heading east
See live GYI→KOS fares Phone-only fares on this route — call free
Flight time details
5,180 miles nonstop takes roughly 10h 37m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- GYI — Gisenyi Airport · Gisenyi, Rwanda
- 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 GYI
- GOM · Goma International Airport1 mi away
- BKY · Bukavu Kavumu Airport54 mi away
- KME · Kamembe Airport59 mi away
- KGL · Kigali International Airport64 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 GYI from KOS?
The flight distance from Gisenyi (GYI) to Sihanoukville (KOS) is 5,180 miles (8,337 km, 4,502 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GYI to KOS?
A nonstop flight takes about 10h 37m 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 Gisenyi and Sihanoukville?
Sihanoukville is 5 hours ahead of Gisenyi.
What is the cheapest way to fly from GYI to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GYI–KOS that never appear on search engines, with no booking fees.