| Santiponce to Karditsa | 1,513.77 mi (2,436.17 km) |
| Santiponce to Kastoria | 1,476.27 mi (2,375.82 km) |
| Santiponce to Katerini | 1,541.54 mi (2,480.86 km) |
| Santiponce to Keratsini | 1,614.96 mi (2,599.03 km) |
| Santiponce to Kerkyra | 1,406.60 mi (2,263.71 km) |
| Santiponce to Kiato | 1,567.75 mi (2,523.05 km) |
| Santiponce to Kifisia | 1,624.65 mi (2,614.62 km) |
| Santiponce to Kilkis | 1,559.72 mi (2,510.13 km) |
| Santiponce to Komotini | 1,692.42 mi (2,723.69 km) |
| Santiponce to Korinthos | 1,578.01 mi (2,539.57 km) |
| Santiponce to Koropi | 1,629.45 mi (2,622.35 km) |
| Santiponce to Korydallos | 1,616.60 mi (2,601.67 km) |
| Santiponce to Kos | 1,823.61 mi (2,934.82 km) |
| Santiponce to Kozani | 1,503.71 mi (2,419.98 km) |
| Santiponce to Lagos | 1,672.10 mi (2,690.99 km) |
