| San Martin de la Vega to Smolyan | 1,473.02 mi (2,370.60 km) |
| San Martin de la Vega to Sofia | 1,397.70 mi (2,249.38 km) |
| San Martin de la Vega to Sopot | 1,469.91 mi (2,365.60 km) |
| San Martin de la Vega to Sozopol | 1,620.87 mi (2,608.54 km) |
| San Martin de la Vega to Sredets | 1,595.88 mi (2,568.31 km) |
| San Martin de la Vega to Stamboliyski | 1,461.16 mi (2,351.50 km) |
| San Martin de la Vega to Stara Zagora | 1,516.58 mi (2,440.69 km) |
| San Martin de la Vega to Svilengrad | 1,548.73 mi (2,492.44 km) |
| San Martin de la Vega to Svishtov | 1,497.81 mi (2,410.49 km) |
| San Martin de la Vega to Targovishte | 1,560.46 mi (2,511.31 km) |
| San Martin de la Vega to Teteven | 1,444.60 mi (2,324.86 km) |
| San Martin de la Vega to Troyan | 1,467.45 mi (2,361.64 km) |
| San Martin de la Vega to Tryavna | 1,507.12 mi (2,425.48 km) |
| San Martin de la Vega to Tutrakan | 1,560.48 mi (2,511.36 km) |
| San Martin de la Vega to Varna | 1,627.61 mi (2,619.38 km) |
