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KIS to KOS: distance & flight time
Kisumu (Kisumu Airport) → Sihanoukville (Sihanoukville International Airport)
4,788 mi
7,706 km · 4,161 nm
9h 51m
estimated nonstop flight time
+4h
time difference · heading east
See live KIS→KOS fares Phone-only fares on this route — call free
Flight time details
4,788 miles nonstop takes roughly 9h 51m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- KIS — Kisumu Airport · Kisumu, Kenya
- 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 KIS
- GGM · Kakamega Airport25 mi away
- KEY · Kericho Airport41 mi away
- EDL · Eldoret International Airport49 mi away
- KTL · Kitale Airport75 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 KIS from KOS?
The flight distance from Kisumu (KIS) to Sihanoukville (KOS) is 4,788 miles (7,706 km, 4,161 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KIS to KOS?
A nonstop flight takes about 9h 51m 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 Kisumu and Sihanoukville?
Sihanoukville is 4 hours ahead of Kisumu.
What is the cheapest way to fly from KIS to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KIS–KOS that never appear on search engines, with no booking fees.