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FSM to KSO: distance & flight time
Fort Smith (Fort Smith Regional Airport) → Kastoria (Kastoria National Airport)
5,796 mi
9,328 km · 5,037 nm
11h 50m
estimated nonstop flight time
+8h
time difference · heading northeast
See live FSM→KSO fares Phone-only fares on this route — call free
Flight time details
5,796 miles nonstop takes roughly 11h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- FSM — Fort Smith Regional Airport · Fort Smith, United States
- 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 FSM
- FYV · Drake Field47 mi away
- XNA · Northwest Arkansas Regional Airport65 mi away
- MLC · Mc Alester Regional Airport86 mi away
- OKM · Okmulgee Regional Airport92 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 FSM from KSO?
The flight distance from Fort Smith (FSM) to Kastoria (KSO) is 5,796 miles (9,328 km, 5,037 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSM to KSO?
A nonstop flight takes about 11h 50m 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 Fort Smith and Kastoria?
Kastoria is 8 hours ahead of Fort Smith.
What is the cheapest way to fly from FSM to KSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSM–KSO that never appear on search engines, with no booking fees.