The calculated distance (air line) between Krýa Vrýsi and Thessaloníki is approximately 33 miles respectively 53 kilometers.
By car or train, the actual journey to Thessaloníki is certainly longer, as only the direct route (as the crow flies) between Krýa Vrýsi and Thessaloníki has been calculated here.
Air line (approximately)
53 kilometers
29 nautical miles