| Hilversum to Smolyan | 1,173.17 mi (1,888.04 km) |
| Hilversum to Sofia | 1,069.00 mi (1,720.38 km) |
| Hilversum to Sopot | 1,123.64 mi (1,808.33 km) |
| Hilversum to Sozopol | 1,246.44 mi (2,005.96 km) |
| Hilversum to Sredets | 1,230.21 mi (1,979.83 km) |
| Hilversum to Stamboliyski | 1,140.26 mi (1,835.07 km) |
| Hilversum to Stara Zagora | 1,167.48 mi (1,878.87 km) |
| Hilversum to Svilengrad | 1,219.51 mi (1,962.62 km) |
| Hilversum to Svishtov | 1,102.27 mi (1,773.93 km) |
| Hilversum to Targovishte | 1,166.07 mi (1,876.61 km) |
| Hilversum to Teteven | 1,093.14 mi (1,759.24 km) |
| Hilversum to Troyan | 1,111.49 mi (1,788.77 km) |
| Hilversum to Tryavna | 1,141.76 mi (1,837.48 km) |
| Hilversum to Tutrakan | 1,132.92 mi (1,823.25 km) |
| Hilversum to Varna | 1,219.60 mi (1,962.75 km) |
