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RTM to KOS: distance & flight time
Rotterdam (Rotterdam The Hague Airport) → Sihanoukville (Sihanoukville International Airport)
6,029 mi
9,703 km · 5,239 nm
12h 17m
estimated nonstop flight time
+5h
time difference · heading east
See live RTM→KOS fares Phone-only fares on this route — call free
Flight time details
6,029 miles nonstop takes roughly 12h 17m 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
- RTM — Rotterdam The Hague Airport · Rotterdam, Netherlands
- 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 RTM
- AMS · Amsterdam Airport Schiphol28 mi away
- LID · Valkenburg Naval Air Base14 mi away
- GLZ · Gilze Rijen Air Base34 mi away
- WOE · Woensdrecht Air Base35 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 RTM from KOS?
The flight distance from Rotterdam (RTM) to Sihanoukville (KOS) is 6,029 miles (9,703 km, 5,239 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RTM to KOS?
A nonstop flight takes about 12h 17m 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 Rotterdam and Sihanoukville?
Sihanoukville is 5 hours ahead of Rotterdam.
What is the cheapest way to fly from RTM to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RTM–KOS that never appear on search engines, with no booking fees.