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ISM to KSO: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Kastoria (Kastoria National Airport)
5,583 mi
8,984 km · 4,851 nm
11h 25m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ISM→KSO fares Phone-only fares on this route — call free
Flight time details
5,583 miles nonstop takes roughly 11h 25m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, 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 ISM
- MCO · Orlando International Airport12 mi away
- ORL · Orlando Executive Airport19 mi away
- GIF · Winter Haven Regional Airport - Gilbert Field25 mi away
- TPA · Tampa International Airport70 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 ISM from KSO?
The flight distance from Kissimmee (ISM) to Kastoria (KSO) is 5,583 miles (8,984 km, 4,851 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to KSO?
A nonstop flight takes about 11h 25m 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 Kissimmee and Kastoria?
Kastoria is 7 hours ahead of Kissimmee.
What is the cheapest way to fly from ISM to KSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–KSO that never appear on search engines, with no booking fees.