| Bosilegrad to Sestao | 1,285.65 mi (2,069.05 km) |
| Bosilegrad to Sevilla | 1,544.61 mi (2,485.82 km) |
| Bosilegrad to Sevilla La Nueva | 1,375.38 mi (2,213.46 km) |
| Bosilegrad to Silla | 1,210.16 mi (1,947.56 km) |
| Bosilegrad to Silleda | 1,553.06 mi (2,499.41 km) |
| Bosilegrad to Sitges | 1,064.41 mi (1,713.01 km) |
| Bosilegrad to Socuellamos | 1,332.97 mi (2,145.21 km) |
| Bosilegrad to Soller | 1,043.66 mi (1,679.61 km) |
| Bosilegrad to Solsona | 1,069.61 mi (1,721.37 km) |
| Bosilegrad to Son Servera | 1,013.11 mi (1,630.44 km) |
| Bosilegrad to Sonseca | 1,383.55 mi (2,226.61 km) |
| Bosilegrad to Sopelana | 1,283.81 mi (2,066.09 km) |
| Bosilegrad to Soria | 1,274.26 mi (2,050.72 km) |
| Bosilegrad to Suances | 1,336.84 mi (2,151.44 km) |
| Bosilegrad to Sueca | 1,208.51 mi (1,944.91 km) |
