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KSO to OSP: distance & flight time
Kastoria (Kastoria National Airport) → Slupsk (Redzikowo Air Base)
989 mi
1,591 km · 859 nm
2h 37m
estimated nonstop flight time
-1h
time difference · heading north
See live KSO→OSP fares Phone-only fares on this route — call free
Flight time details
989 miles nonstop takes roughly 2h 37m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- OSP — Redzikowo Air Base · Slupsk, Poland
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 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
Near OSP
- GDN · Gdańsk Lech Wałęsa Airport55 mi away
- QYD · Oksywie Military Air Base57 mi away
- RNN · Bornholm Airport102 mi away
- BZG · Bydgoszcz Ignacy Jan Paderewski Airport102 mi away
Frequently asked questions
How far is KSO from OSP?
The flight distance from Kastoria (KSO) to Slupsk (OSP) is 989 miles (1,591 km, 859 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to OSP?
A nonstop flight takes about 2h 37m 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 Kastoria and Slupsk?
Slupsk is 1 hour behind Kastoria.
What is the cheapest way to fly from KSO to OSP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–OSP that never appear on search engines, with no booking fees.