| Rotterdam to Smolyan | 1,186.73 mi (1,909.86 km) |
| Rotterdam to Sofia | 1,082.75 mi (1,742.52 km) |
| Rotterdam to Sopot | 1,138.79 mi (1,832.71 km) |
| Rotterdam to Sozopol | 1,263.94 mi (2,034.11 km) |
| Rotterdam to Sredets | 1,247.19 mi (2,007.16 km) |
| Rotterdam to Stamboliyski | 1,154.43 mi (1,857.88 km) |
| Rotterdam to Stara Zagora | 1,183.18 mi (1,904.14 km) |
| Rotterdam to Svilengrad | 1,234.80 mi (1,987.22 km) |
| Rotterdam to Svishtov | 1,119.45 mi (1,801.59 km) |
| Rotterdam to Targovishte | 1,183.78 mi (1,905.12 km) |
| Rotterdam to Teteven | 1,108.21 mi (1,783.49 km) |
| Rotterdam to Troyan | 1,126.96 mi (1,813.67 km) |
| Rotterdam to Tryavna | 1,157.95 mi (1,863.54 km) |
| Rotterdam to Tutrakan | 1,151.83 mi (1,853.70 km) |
| Rotterdam to Varna | 1,238.35 mi (1,992.93 km) |
