| Santander to Kamen | 774.02 mi (1,245.67 km) |
| Santander to Kamenz | 992.39 mi (1,597.10 km) |
| Santander to Kamp-Lintfort | 734.39 mi (1,181.89 km) |
| Santander to Kandel | 691.21 mi (1,112.40 km) |
| Santander to Kappeln | 989.04 mi (1,591.71 km) |
| Santander to Karben | 754.46 mi (1,214.19 km) |
| Santander to Karlsdorf-Neuthard | 706.57 mi (1,137.11 km) |
| Santander to Karlsfeld | 803.32 mi (1,292.82 km) |
| Santander to Karlsruhe | 696.78 mi (1,121.36 km) |
| Santander to Kassel | 823.36 mi (1,325.07 km) |
| Santander to Kaufbeuren | 758.97 mi (1,221.45 km) |
| Santander to Kaufering | 774.89 mi (1,247.06 km) |
| Santander to Kaufungen | 826.19 mi (1,329.62 km) |
| Santander to Kehl | 658.72 mi (1,060.11 km) |
| Santander to Kelheim | 836.82 mi (1,346.73 km) |
