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OSL to KOS: distance & flight time
Oslo (Oslo Lufthavn) → Sihanoukville (Sihanoukville International Airport)
5,674 mi
9,131 km · 4,931 nm
11h 36m
estimated nonstop flight time
+5h
time difference · heading east
See live OSL→KOS fares Phone-only fares on this route — call free
Flight time details
5,674 miles nonstop takes roughly 11h 36m 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
- OSL — Oslo Lufthavn · Oslo, Norway
- 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 OSL
- FBU · Oslo, Fornebu Airport22 mi away
- HMR · Stafsberg Airport48 mi away
- RYG · Moss Airport, Rygge52 mi away
- TYF · Torsby Airport67 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 OSL from KOS?
The flight distance from Oslo (OSL) to Sihanoukville (KOS) is 5,674 miles (9,131 km, 4,931 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSL to KOS?
A nonstop flight takes about 11h 36m 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 Oslo and Sihanoukville?
Sihanoukville is 5 hours ahead of Oslo.
What is the cheapest way to fly from OSL to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSL–KOS that never appear on search engines, with no booking fees.