| Londerzeel to Sofia | 1,061.74 mi (1,708.70 km) |
| Londerzeel to Sopot | 1,120.24 mi (1,802.85 km) |
| Londerzeel to Sozopol | 1,249.66 mi (2,011.13 km) |
| Londerzeel to Sredets | 1,231.93 mi (1,982.61 km) |
| Londerzeel to Stamboliyski | 1,134.01 mi (1,825.02 km) |
| Londerzeel to Stara Zagora | 1,165.58 mi (1,875.81 km) |
| Londerzeel to Svilengrad | 1,216.31 mi (1,957.46 km) |
| Londerzeel to Svishtov | 1,104.88 mi (1,778.13 km) |
| Londerzeel to Targovishte | 1,170.12 mi (1,883.12 km) |
| Londerzeel to Teteven | 1,089.58 mi (1,753.51 km) |
| Londerzeel to Troyan | 1,109.04 mi (1,784.82 km) |
| Londerzeel to Tryavna | 1,141.34 mi (1,836.81 km) |
| Londerzeel to Tutrakan | 1,140.68 mi (1,835.75 km) |
| Londerzeel to Varna | 1,226.67 mi (1,974.14 km) |
| Londerzeel to Veliki Preslav | 1,183.06 mi (1,903.95 km) |
