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SOF to KOS: distance & flight time
Sofia (Sofia Airport) → Sihanoukville (Sihanoukville International Airport)
5,230 mi
8,416 km · 4,545 nm
10h 43m
estimated nonstop flight time
+4h
time difference · heading east
See live SOF→KOS fares Phone-only fares on this route — call free
Flight time details
5,230 miles nonstop takes roughly 10h 43m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- SOF — Sofia Airport · Sofia, Bulgaria
- 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 SOF
- PDV · Plovdiv International Airport85 mi away
- INI · Nis Airport90 mi away
- SKP · Skopje Alexander the Great Airport105 mi away
- CRA · Craiova Airport115 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 SOF from KOS?
The flight distance from Sofia (SOF) to Sihanoukville (KOS) is 5,230 miles (8,416 km, 4,545 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SOF to KOS?
A nonstop flight takes about 10h 43m 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 Sofia and Sihanoukville?
Sihanoukville is 4 hours ahead of Sofia.
What is the cheapest way to fly from SOF to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SOF–KOS that never appear on search engines, with no booking fees.