| Santander to La Union | 431.98 mi (695.21 km) |
| Santander to La Victoria de Acentejo | 1,253.67 mi (2,017.58 km) |
| Santander to Laguna de Duero | 137.91 mi (221.94 km) |
| Santander to Lalin | 224.78 mi (361.74 km) |
| Santander to Lardero | 98.73 mi (158.89 km) |
| Santander to Laredo | 20.10 mi (32.34 km) |
| Santander to Las Cabezas de San Juan | 461.71 mi (743.05 km) |
| Santander to Las Palmas | 1,241.07 mi (1,997.31 km) |
| Santander to Las Rozas de Madrid | 205.31 mi (330.42 km) |
| Santander to Las Torres de Cotillas | 398.78 mi (641.77 km) |
| Santander to Lebrija | 467.70 mi (752.69 km) |
| Santander to Leganes | 216.60 mi (348.58 km) |
| Santander to Leon | 107.02 mi (172.23 km) |
| Santander to Lepe | 464.68 mi (747.83 km) |
| Santander to Linares | 371.80 mi (598.35 km) |
