| San Vicente de Baracaldo to Smolyan | 1,410.45 mi (2,269.90 km) |
| San Vicente de Baracaldo to Sofia | 1,325.23 mi (2,132.76 km) |
| San Vicente de Baracaldo to Sopot | 1,396.69 mi (2,247.75 km) |
| San Vicente de Baracaldo to Sozopol | 1,546.93 mi (2,489.55 km) |
| San Vicente de Baracaldo to Sredets | 1,523.06 mi (2,451.14 km) |
| San Vicente de Baracaldo to Stamboliyski | 1,393.30 mi (2,242.29 km) |
| San Vicente de Baracaldo to Stara Zagora | 1,444.59 mi (2,324.85 km) |
| San Vicente de Baracaldo to Svilengrad | 1,482.47 mi (2,385.81 km) |
| San Vicente de Baracaldo to Svishtov | 1,414.69 mi (2,276.72 km) |
| San Vicente de Baracaldo to Targovishte | 1,479.95 mi (2,381.74 km) |
| San Vicente de Baracaldo to Teteven | 1,369.13 mi (2,203.41 km) |
| San Vicente de Baracaldo to Troyan | 1,391.95 mi (2,240.12 km) |
| San Vicente de Baracaldo to Tryavna | 1,431.11 mi (2,303.15 km) |
| San Vicente de Baracaldo to Tutrakan | 1,472.59 mi (2,369.90 km) |
| San Vicente de Baracaldo to Varna | 1,546.34 mi (2,488.59 km) |
