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GKE to KOS: distance & flight time
Geilenkirchen (Geilenkirchen Air Base) → Sihanoukville (Sihanoukville International Airport)
5,978 mi
9,620 km · 5,194 nm
12h 11m
estimated nonstop flight time
+5h
time difference · heading east
See live GKE→KOS fares Phone-only fares on this route — call free
Flight time details
5,978 miles nonstop takes roughly 12h 11m 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
- GKE — Geilenkirchen Air Base · Geilenkirchen, Germany
- 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 GKE
- AAH · Aachen-Merzbrück Airport11 mi away
- MST · Maastricht Aachen Airport12 mi away
- MGL · Mönchengladbach Airport27 mi away
- LGG · Liège Airport34 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 GKE from KOS?
The flight distance from Geilenkirchen (GKE) to Sihanoukville (KOS) is 5,978 miles (9,620 km, 5,194 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GKE to KOS?
A nonstop flight takes about 12h 11m 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 Geilenkirchen and Sihanoukville?
Sihanoukville is 5 hours ahead of Geilenkirchen.
What is the cheapest way to fly from GKE to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GKE–KOS that never appear on search engines, with no booking fees.