| Bussum to Smolyan | 1,174.96 mi (1,890.91 km) |
| Bussum to Sofia | 1,070.77 mi (1,723.24 km) |
| Bussum to Sopot | 1,125.29 mi (1,810.97 km) |
| Bussum to Sozopol | 1,247.85 mi (2,008.23 km) |
| Bussum to Sredets | 1,231.67 mi (1,982.18 km) |
| Bussum to Stamboliyski | 1,142.00 mi (1,837.86 km) |
| Bussum to Stara Zagora | 1,169.07 mi (1,881.43 km) |
| Bussum to Svilengrad | 1,221.14 mi (1,965.23 km) |
| Bussum to Svishtov | 1,103.72 mi (1,776.26 km) |
| Bussum to Targovishte | 1,167.46 mi (1,878.84 km) |
| Bussum to Teteven | 1,094.79 mi (1,761.89 km) |
| Bussum to Troyan | 1,113.11 mi (1,791.37 km) |
| Bussum to Tryavna | 1,143.30 mi (1,839.96 km) |
| Bussum to Tutrakan | 1,134.18 mi (1,825.29 km) |
| Bussum to Varna | 1,220.88 mi (1,964.81 km) |
