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KOS to JSI: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Skiathos (Skiathos Island National Airport)
5,232 mi
8,420 km · 4,547 nm
10h 44m
estimated nonstop flight time
-4h
time difference · heading northwest
See live KOS→JSI fares Phone-only fares on this route — call free
Flight time details
5,232 miles nonstop takes roughly 10h 44m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- JSI — Skiathos Island National Airport · Skiathos, Greece
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 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
Near JSI
- VOL · Nea Anchialos Airport38 mi away
- SKU · Skiros Airport55 mi away
- LRA · Larisa Airport64 mi away
- ATH · Eleftherios Venizelos International Airport89 mi away
Frequently asked questions
How far is KOS from JSI?
The flight distance from Sihanoukville (KOS) to Skiathos (JSI) is 5,232 miles (8,420 km, 4,547 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to JSI?
A nonstop flight takes about 10h 44m 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 Sihanoukville and Skiathos?
Skiathos is 4 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to JSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–JSI that never appear on search engines, with no booking fees.