The calculated distance (air line) between Ágios Athanásios and Ioánnina is approximately 123 miles respectively 198 kilometers.
By car or train, the actual journey to Ioánnina is certainly longer, as only the direct route (as the crow flies) between Ágios Athanásios and Ioánnina has been calculated here.
Air line (approximately)
198 kilometers
107 nautical miles