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OLB to KOS: distance & flight time
Olbia (Olbia Costa Smeralda Airport) → Sihanoukville (Sihanoukville International Airport)
5,954 mi
9,581 km · 5,174 nm
12h 8m
estimated nonstop flight time
+5h
time difference · heading east
See live OLB→KOS fares Phone-only fares on this route — call free
Flight time details
5,954 miles nonstop takes roughly 12h 8m 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
- OLB — Olbia Costa Smeralda Airport · Olbia, Italy
- 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 OLB
- FSC · Figari Sud-Corse Airport47 mi away
- PRP · Propriano Airport62 mi away
- AHO · Alghero-Fertilia Airport67 mi away
- TTB · Tortolì Airport68 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 OLB from KOS?
The flight distance from Olbia (OLB) to Sihanoukville (KOS) is 5,954 miles (9,581 km, 5,174 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OLB to KOS?
A nonstop flight takes about 12h 8m 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 Olbia and Sihanoukville?
Sihanoukville is 5 hours ahead of Olbia.
What is the cheapest way to fly from OLB to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OLB–KOS that never appear on search engines, with no booking fees.