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BOR to KOS: distance & flight time
Belfort (Fontaine Airport) → Sihanoukville (Sihanoukville International Airport)
5,984 mi
9,630 km · 5,200 nm
12h 12m
estimated nonstop flight time
+5h
time difference · heading east
See live BOR→KOS fares Phone-only fares on this route — call free
Flight time details
5,984 miles nonstop takes roughly 12h 12m 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
- BOR — Fontaine Airport · Belfort, France
- 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 BOR
- BSL · EuroAirport Basel-Mulhouse-Freiburg Airport25 mi away
- CMR · Colmar-Houssen Airport35 mi away
- ZHI · Grenchen Airport38 mi away
- QNC · Neuchatel Airport49 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 BOR from KOS?
The flight distance from Belfort (BOR) to Sihanoukville (KOS) is 5,984 miles (9,630 km, 5,200 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOR to KOS?
A nonstop flight takes about 12h 12m 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 Belfort and Sihanoukville?
Sihanoukville is 5 hours ahead of Belfort.
What is the cheapest way to fly from BOR to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOR–KOS that never appear on search engines, with no booking fees.