Need help booking?
Unpublished phone-only deals available
SXI to KSO: distance & flight time
Siri Island (Sirri Island Airport) → Kastoria (Kastoria National Airport)
2,152 mi
3,463 km · 1,870 nm
4h 41m
estimated nonstop flight time
-0.5h
time difference · heading northwest
See live SXI→KSO fares Phone-only fares on this route — call free
Flight time details
2,152 miles nonstop takes roughly 4h 41m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 0.5-hour time set-back when reading arrival times on your ticket.
The two airports
- SXI — Sirri Island Airport · Siri Island, Iran
- KSO — Kastoria National Airport · Kastoria, 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 SXI
- DXB · Dubai International Airport69 mi away
- AEU · Abu Musa Island Airport31 mi away
- BDH · Bandar Lengeh Airport47 mi away
- KIH · Kish International Airport55 mi away
Near KSO
- KZI · Filippos Airport31 mi away
- IOA · Ioannina Airport57 mi away
- OHD · Ohrid St. Paul the Apostle Airport58 mi away
- LRA · Larisa Airport83 mi away
Frequently asked questions
How far is SXI from KSO?
The flight distance from Siri Island (SXI) to Kastoria (KSO) is 2,152 miles (3,463 km, 1,870 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SXI to KSO?
A nonstop flight takes about 4h 41m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SXI to KSO?
Nonstop service on SXI–KSO depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 41m nonstop estimate.
What is the time difference between Siri Island and Kastoria?
Kastoria is 0.5 hours behind Siri Island.
What is the cheapest way to fly from SXI to KSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SXI–KSO that never appear on search engines, with no booking fees.
Why are some SXI to KSO fares phone-only?
Consolidator contracts let us sell certain SXI–KSO tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.