| Maastricht to Smolyan | 1,106.72 mi (1,781.10 km) |
| Maastricht to Sofia | 1,003.13 mi (1,614.38 km) |
| Maastricht to Sopot | 1,060.97 mi (1,707.47 km) |
| Maastricht to Sozopol | 1,189.50 mi (1,914.31 km) |
| Maastricht to Sredets | 1,171.95 mi (1,886.08 km) |
| Maastricht to Stamboliyski | 1,075.26 mi (1,730.46 km) |
| Maastricht to Stara Zagora | 1,106.09 mi (1,780.07 km) |
| Maastricht to Svilengrad | 1,157.05 mi (1,862.09 km) |
| Maastricht to Svishtov | 1,044.74 mi (1,681.34 km) |
| Maastricht to Targovishte | 1,109.83 mi (1,786.10 km) |
| Maastricht to Teteven | 1,030.32 mi (1,658.15 km) |
| Maastricht to Troyan | 1,049.61 mi (1,689.18 km) |
| Maastricht to Tryavna | 1,081.62 mi (1,740.70 km) |
| Maastricht to Tutrakan | 1,080.03 mi (1,738.14 km) |
| Maastricht to Varna | 1,166.10 mi (1,876.65 km) |
