| Wassenaar to Smolyan | 1,198.31 mi (1,928.50 km) |
| Wassenaar to Sofia | 1,094.25 mi (1,761.03 km) |
| Wassenaar to Sopot | 1,149.78 mi (1,850.40 km) |
| Wassenaar to Sozopol | 1,274.00 mi (2,050.30 km) |
| Wassenaar to Sredets | 1,257.46 mi (2,023.69 km) |
| Wassenaar to Stamboliyski | 1,165.79 mi (1,876.16 km) |
| Wassenaar to Stara Zagora | 1,193.96 mi (1,921.49 km) |
| Wassenaar to Svilengrad | 1,245.75 mi (2,004.84 km) |
| Wassenaar to Svishtov | 1,129.63 mi (1,817.96 km) |
| Wassenaar to Targovishte | 1,193.74 mi (1,921.14 km) |
| Wassenaar to Teteven | 1,119.23 mi (1,801.22 km) |
| Wassenaar to Troyan | 1,137.83 mi (1,831.15 km) |
| Wassenaar to Tryavna | 1,168.53 mi (1,880.57 km) |
| Wassenaar to Tutrakan | 1,161.27 mi (1,868.88 km) |
| Wassenaar to Varna | 1,247.86 mi (2,008.24 km) |
