Kastoria (KSO) to Athens (ATH) flights
One airline flies nonstop from Kastoria (KSO) to Athens (ATH): Sky Express. The two airports are 225 miles (362 km) apart. There are also 1 way to fly it with one stop, through Kozani.
Airlines flying nonstop from KSO to ATH
- GQSky ExpressNot in an alliance
KSO to ATH with one stop
1 connection, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Kozani (KZI)Sky Express the whole wayGQGQ
KSO to ATH: common questions
Which airlines fly nonstop from KSO to ATH?
Sky Express flies nonstop from Kastoria (KSO) to Athens (ATH).
How far is Kastoria from Athens by plane?
Kastoria (KSO) and Athens (ATH) are 225 miles (362 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
How many miles does KSO to ATH cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for KSO to ATH with taxes and fees.
Where can I connect between Kastoria and Athens?
The most direct connections are through Kozani (KZI). On 1 of them the same airline flies both flights, for example Sky Express through Kozani.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.