| Balaguer to Karditsa | 1,117.54 mi (1,798.50 km) |
| Balaguer to Kastoria | 1,065.56 mi (1,714.86 km) |
| Balaguer to Katerini | 1,132.63 mi (1,822.80 km) |
| Balaguer to Keratsini | 1,234.10 mi (1,986.10 km) |
| Balaguer to Kerkyra | 1,010.19 mi (1,625.74 km) |
| Balaguer to Kiato | 1,188.59 mi (1,912.85 km) |
| Balaguer to Kifisia | 1,241.71 mi (1,998.33 km) |
| Balaguer to Kilkis | 1,141.83 mi (1,837.59 km) |
| Balaguer to Komotini | 1,271.18 mi (2,045.77 km) |
| Balaguer to Korinthos | 1,199.38 mi (1,930.22 km) |
| Balaguer to Koropi | 1,248.82 mi (2,009.79 km) |
| Balaguer to Korydallos | 1,235.43 mi (1,988.23 km) |
| Balaguer to Kos | 1,447.03 mi (2,328.77 km) |
| Balaguer to Kozani | 1,095.24 mi (1,762.62 km) |
| Balaguer to Lagos | 1,251.53 mi (2,014.14 km) |
