| Castel Bolognese to Karditsa | 622.30 mi (1,001.50 km) |
| Castel Bolognese to Kastoria | 549.15 mi (883.78 km) |
| Castel Bolognese to Katerini | 613.64 mi (987.56 km) |
| Castel Bolognese to Keratsini | 754.12 mi (1,213.63 km) |
| Castel Bolognese to Kerkyra | 527.94 mi (849.64 km) |
| Castel Bolognese to Kiato | 716.05 mi (1,152.38 km) |
| Castel Bolognese to Kifisia | 757.54 mi (1,219.14 km) |
| Castel Bolognese to Kilkis | 607.09 mi (977.02 km) |
| Castel Bolognese to Komotini | 725.16 mi (1,167.03 km) |
| Castel Bolognese to Korinthos | 726.62 mi (1,169.38 km) |
| Castel Bolognese to Koropi | 767.87 mi (1,235.76 km) |
| Castel Bolognese to Korydallos | 754.80 mi (1,214.73 km) |
| Castel Bolognese to Kos | 957.78 mi (1,541.39 km) |
| Castel Bolognese to Kozani | 580.14 mi (933.65 km) |
| Castel Bolognese to Lagos | 707.21 mi (1,138.15 km) |
