| Ingelheim to Smolyan | 986.03 mi (1,586.87 km) |
| Ingelheim to Sofia | 882.48 mi (1,420.22 km) |
| Ingelheim to Sopot | 940.63 mi (1,513.80 km) |
| Ingelheim to Sozopol | 1,070.21 mi (1,722.34 km) |
| Ingelheim to Sredets | 1,052.36 mi (1,693.62 km) |
| Ingelheim to Stamboliyski | 954.66 mi (1,536.37 km) |
| Ingelheim to Stara Zagora | 985.92 mi (1,586.69 km) |
| Ingelheim to Svilengrad | 1,036.70 mi (1,668.41 km) |
| Ingelheim to Svishtov | 925.42 mi (1,489.31 km) |
| Ingelheim to Targovishte | 990.79 mi (1,594.52 km) |
| Ingelheim to Teteven | 909.98 mi (1,464.46 km) |
| Ingelheim to Troyan | 929.39 mi (1,495.71 km) |
| Ingelheim to Tryavna | 961.69 mi (1,547.69 km) |
| Ingelheim to Tutrakan | 962.03 mi (1,548.24 km) |
| Ingelheim to Varna | 1,047.81 mi (1,686.28 km) |
