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SAY to KOS: distance & flight time
Siena (Siena-Ampugnano Airport) → Sihanoukville (Sihanoukville International Airport)
5,838 mi
9,395 km · 5,073 nm
11h 55m
estimated nonstop flight time
+5h
time difference · heading east
See live SAY→KOS fares Phone-only fares on this route — call free
Flight time details
5,838 miles nonstop takes roughly 11h 55m 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
- SAY — Siena-Ampugnano Airport · Siena, 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 SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 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 SAY from KOS?
The flight distance from Siena (SAY) to Sihanoukville (KOS) is 5,838 miles (9,395 km, 5,073 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAY to KOS?
A nonstop flight takes about 11h 55m 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 Siena and Sihanoukville?
Sihanoukville is 5 hours ahead of Siena.
What is the cheapest way to fly from SAY to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAY–KOS that never appear on search engines, with no booking fees.