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Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–KIS that never appear on search engines, with no booking fees.