| Machelen to Sofia | 1,053.71 mi (1,695.79 km) |
| Machelen to Sopot | 1,112.34 mi (1,790.14 km) |
| Machelen to Sozopol | 1,242.01 mi (1,998.81 km) |
| Machelen to Sredets | 1,224.22 mi (1,970.19 km) |
| Machelen to Stamboliyski | 1,126.01 mi (1,812.15 km) |
| Machelen to Stara Zagora | 1,157.73 mi (1,863.18 km) |
| Machelen to Svilengrad | 1,208.40 mi (1,944.74 km) |
| Machelen to Svishtov | 1,097.22 mi (1,765.80 km) |
| Machelen to Targovishte | 1,162.51 mi (1,870.88 km) |
| Machelen to Teteven | 1,081.68 mi (1,740.80 km) |
| Machelen to Troyan | 1,101.18 mi (1,772.17 km) |
| Machelen to Tryavna | 1,133.55 mi (1,824.28 km) |
| Machelen to Tutrakan | 1,133.25 mi (1,823.79 km) |
| Machelen to Varna | 1,219.19 mi (1,962.10 km) |
| Machelen to Veliki Preslav | 1,175.46 mi (1,891.71 km) |
