| San Fernando de Henares to Karditsa | 1,346.50 mi (2,166.98 km) |
| San Fernando de Henares to Kastoria | 1,299.32 mi (2,091.05 km) |
| San Fernando de Henares to Katerini | 1,366.04 mi (2,198.44 km) |
| San Fernando de Henares to Keratsini | 1,457.99 mi (2,346.40 km) |
| San Fernando de Henares to Kerkyra | 1,238.67 mi (1,993.45 km) |
| San Fernando de Henares to Kiato | 1,411.61 mi (2,271.76 km) |
| San Fernando de Henares to Kifisia | 1,466.40 mi (2,359.95 km) |
| San Fernando de Henares to Kilkis | 1,378.16 mi (2,217.93 km) |
| San Fernando de Henares to Komotini | 1,508.86 mi (2,428.28 km) |
| San Fernando de Henares to Korinthos | 1,422.25 mi (2,288.89 km) |
| San Fernando de Henares to Koropi | 1,472.69 mi (2,370.07 km) |
| San Fernando de Henares to Korydallos | 1,459.44 mi (2,348.74 km) |
| San Fernando de Henares to Kos | 1,670.24 mi (2,687.99 km) |
| San Fernando de Henares to Kozani | 1,328.36 mi (2,137.79 km) |
| San Fernando de Henares to Lagos | 1,488.96 mi (2,396.25 km) |
