| Hoek van Holland to Smolyan | 1,202.74 mi (1,935.62 km) |
| Hoek van Holland to Sofia | 1,098.79 mi (1,768.32 km) |
| Hoek van Holland to Sopot | 1,154.96 mi (1,858.73 km) |
| Hoek van Holland to Sozopol | 1,280.27 mi (2,060.40 km) |
| Hoek van Holland to Sredets | 1,263.50 mi (2,033.40 km) |
| Hoek van Holland to Stamboliyski | 1,170.51 mi (1,883.75 km) |
| Hoek van Holland to Stara Zagora | 1,199.39 mi (1,930.24 km) |
| Hoek van Holland to Svilengrad | 1,250.98 mi (2,013.26 km) |
| Hoek van Holland to Svishtov | 1,135.77 mi (1,827.85 km) |
| Hoek van Holland to Targovishte | 1,200.13 mi (1,931.43 km) |
| Hoek van Holland to Teteven | 1,124.37 mi (1,809.50 km) |
| Hoek van Holland to Troyan | 1,143.16 mi (1,839.73 km) |
| Hoek van Holland to Tryavna | 1,174.20 mi (1,889.69 km) |
| Hoek van Holland to Tutrakan | 1,168.23 mi (1,880.09 km) |
| Hoek van Holland to Varna | 1,254.74 mi (2,019.31 km) |
