| Detmold to Smolyan | 1,031.36 mi (1,659.81 km) |
| Detmold to Sofia | 927.08 mi (1,491.99 km) |
| Detmold to Sopot | 978.40 mi (1,574.59 km) |
| Detmold to Sozopol | 1,096.30 mi (1,764.32 km) |
| Detmold to Sredets | 1,081.03 mi (1,739.75 km) |
| Detmold to Stamboliyski | 997.14 mi (1,604.74 km) |
| Detmold to Stara Zagora | 1,020.96 mi (1,643.07 km) |
| Detmold to Svilengrad | 1,073.73 mi (1,728.00 km) |
| Detmold to Svishtov | 952.96 mi (1,533.65 km) |
| Detmold to Targovishte | 1,015.66 mi (1,634.54 km) |
| Detmold to Teteven | 948.16 mi (1,525.92 km) |
| Detmold to Troyan | 965.61 mi (1,554.00 km) |
| Detmold to Tryavna | 994.30 mi (1,600.17 km) |
| Detmold to Tutrakan | 980.50 mi (1,577.97 km) |
| Detmold to Varna | 1,067.33 mi (1,717.70 km) |
