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REG to KOS: distance & flight time
Reggio Calabria (Reggio Calabria Airport) → Sihanoukville (Sihanoukville International Airport)
5,661 mi
9,110 km · 4,919 nm
11h 34m
estimated nonstop flight time
+5h
time difference · heading east
See live REG→KOS fares Phone-only fares on this route — call free
Flight time details
5,661 miles nonstop takes roughly 11h 34m 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
- REG — Reggio Calabria Airport · Reggio Calabria, 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 REG
- CTA · Catania-Fontanarossa Airport53 mi away
- NSY · Sigonella Navy Air Base61 mi away
- SUF · Lamezia Terme Airport66 mi away
- CIY · Comiso Airport94 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 REG from KOS?
The flight distance from Reggio Calabria (REG) to Sihanoukville (KOS) is 5,661 miles (9,110 km, 4,919 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REG to KOS?
A nonstop flight takes about 11h 34m 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 Reggio Calabria and Sihanoukville?
Sihanoukville is 5 hours ahead of Reggio Calabria.
What is the cheapest way to fly from REG to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REG–KOS that never appear on search engines, with no booking fees.