| Westervoort to Smolyan | 1,134.59 mi (1,825.95 km) |
| Westervoort to Sofia | 1,030.41 mi (1,658.28 km) |
| Westervoort to Sopot | 1,085.01 mi (1,746.16 km) |
| Westervoort to Sozopol | 1,207.92 mi (1,943.96 km) |
| Westervoort to Sredets | 1,191.65 mi (1,917.77 km) |
| Westervoort to Stamboliyski | 1,101.65 mi (1,772.94 km) |
| Westervoort to Stara Zagora | 1,128.85 mi (1,816.71 km) |
| Westervoort to Svilengrad | 1,180.89 mi (1,900.45 km) |
| Westervoort to Svishtov | 1,063.72 mi (1,711.89 km) |
| Westervoort to Targovishte | 1,127.57 mi (1,814.64 km) |
| Westervoort to Teteven | 1,054.51 mi (1,697.07 km) |
| Westervoort to Troyan | 1,072.86 mi (1,726.61 km) |
| Westervoort to Tryavna | 1,103.15 mi (1,775.34 km) |
| Westervoort to Tutrakan | 1,094.57 mi (1,761.54 km) |
| Westervoort to Varna | 1,181.23 mi (1,901.00 km) |
