| San Fernando to Smolyan | 1,686.33 mi (2,713.89 km) |
| San Fernando to Sofia | 1,621.18 mi (2,609.03 km) |
| San Fernando to Sopot | 1,692.77 mi (2,724.25 km) |
| San Fernando to Sozopol | 1,841.99 mi (2,964.39 km) |
| San Fernando to Sredets | 1,816.35 mi (2,923.14 km) |
| San Fernando to Stamboliyski | 1,679.44 mi (2,702.80 km) |
| San Fernando to Stara Zagora | 1,737.56 mi (2,796.33 km) |
| San Fernando to Svilengrad | 1,764.05 mi (2,838.97 km) |
| San Fernando to Svishtov | 1,728.69 mi (2,782.07 km) |
| San Fernando to Targovishte | 1,788.20 mi (2,877.83 km) |
| San Fernando to Teteven | 1,669.84 mi (2,687.34 km) |
| San Fernando to Troyan | 1,692.33 mi (2,723.54 km) |
| San Fernando to Tryavna | 1,731.79 mi (2,787.05 km) |
| San Fernando to Tutrakan | 1,794.48 mi (2,887.94 km) |
| San Fernando to Varna | 1,855.06 mi (2,985.43 km) |
