| Mulhouse to Smolyan | 950.65 mi (1,529.93 km) |
| Mulhouse to Sofia | 850.69 mi (1,369.05 km) |
| Mulhouse to Sopot | 915.37 mi (1,473.15 km) |
| Mulhouse to Sozopol | 1,055.59 mi (1,698.82 km) |
| Mulhouse to Sredets | 1,035.13 mi (1,665.89 km) |
| Mulhouse to Stamboliyski | 923.43 mi (1,486.12 km) |
| Mulhouse to Stara Zagora | 962.76 mi (1,549.41 km) |
| Mulhouse to Svilengrad | 1,010.04 mi (1,625.50 km) |
| Mulhouse to Svishtov | 912.56 mi (1,468.62 km) |
| Mulhouse to Targovishte | 979.36 mi (1,576.12 km) |
| Mulhouse to Teteven | 885.06 mi (1,424.37 km) |
| Mulhouse to Troyan | 906.27 mi (1,458.50 km) |
| Mulhouse to Tryavna | 941.97 mi (1,515.96 km) |
| Mulhouse to Tutrakan | 958.65 mi (1,542.80 km) |
| Mulhouse to Varna | 1,041.21 mi (1,675.66 km) |
