| Rinteln to Smolyan | 1,035.57 mi (1,666.59 km) |
| Rinteln to Sofia | 931.35 mi (1,498.86 km) |
| Rinteln to Sopot | 981.64 mi (1,579.80 km) |
| Rinteln to Sozopol | 1,097.74 mi (1,766.65 km) |
| Rinteln to Sredets | 1,082.86 mi (1,742.69 km) |
| Rinteln to Stamboliyski | 1,001.01 mi (1,610.96 km) |
| Rinteln to Stara Zagora | 1,023.75 mi (1,647.57 km) |
| Rinteln to Svilengrad | 1,076.73 mi (1,732.83 km) |
| Rinteln to Svishtov | 954.83 mi (1,536.65 km) |
| Rinteln to Targovishte | 1,017.05 mi (1,636.78 km) |
| Rinteln to Teteven | 951.51 mi (1,531.30 km) |
| Rinteln to Troyan | 968.65 mi (1,558.90 km) |
| Rinteln to Tryavna | 996.80 mi (1,604.19 km) |
| Rinteln to Tutrakan | 981.06 mi (1,578.87 km) |
| Rinteln to Varna | 1,067.90 mi (1,718.62 km) |
