Need help booking?
Unpublished phone-only deals available
FLF to KOS: distance & flight time
Flensburg (Flensburg-Schäferhaus Airport) → Sihanoukville (Sihanoukville International Airport)
5,790 mi
9,319 km · 5,032 nm
11h 49m
estimated nonstop flight time
+5h
time difference · heading east
See live FLF→KOS fares Phone-only fares on this route — call free
Flight time details
5,790 miles nonstop takes roughly 11h 49m 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
- FLF — Flensburg-Schäferhaus Airport · Flensburg, 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 FLF
- SGD · Sønderborg Airport21 mi away
- WBG · Schleswig Air Base22 mi away
- SKS · Skrydstrup Air Base31 mi away
- KEL · Kiel-Holtenau Airport41 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 FLF from KOS?
The flight distance from Flensburg (FLF) to Sihanoukville (KOS) is 5,790 miles (9,319 km, 5,032 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLF to KOS?
A nonstop flight takes about 11h 49m 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 Flensburg and Sihanoukville?
Sihanoukville is 5 hours ahead of Flensburg.
What is the cheapest way to fly from FLF to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLF–KOS that never appear on search engines, with no booking fees.