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DTM to KOS: distance & flight time
Dortmund (Dortmund Airport) → Sihanoukville (Sihanoukville International Airport)
5,903 mi
9,500 km · 5,130 nm
12h 3m
estimated nonstop flight time
+5h
time difference · heading east
See live DTM→KOS fares Phone-only fares on this route — call free
Flight time details
5,903 miles nonstop takes roughly 12h 3m 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
- DTM — Dortmund Airport · Dortmund, 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 DTM
- ESS · Essen Mulheim Airport30 mi away
- DUS · Düsseldorf Airport40 mi away
- GUT · Gütersloh Air Base41 mi away
- FMO · Münster Osnabrück Airport43 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 DTM from KOS?
The flight distance from Dortmund (DTM) to Sihanoukville (KOS) is 5,903 miles (9,500 km, 5,130 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTM to KOS?
A nonstop flight takes about 12h 3m 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 Dortmund and Sihanoukville?
Sihanoukville is 5 hours ahead of Dortmund.
What is the cheapest way to fly from DTM to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTM–KOS that never appear on search engines, with no booking fees.