| Rellingen to Smolyan | 1,079.79 mi (1,737.75 km) |
| Rellingen to Sofia | 976.45 mi (1,571.45 km) |
| Rellingen to Sopot | 1,021.33 mi (1,643.68 km) |
| Rellingen to Sozopol | 1,127.70 mi (1,814.86 km) |
| Rellingen to Sredets | 1,114.84 mi (1,794.16 km) |
| Rellingen to Stamboliyski | 1,043.70 mi (1,679.68 km) |
| Rellingen to Stara Zagora | 1,060.97 mi (1,707.46 km) |
| Rellingen to Svilengrad | 1,114.69 mi (1,793.92 km) |
| Rellingen to Svishtov | 987.75 mi (1,589.63 km) |
| Rellingen to Targovishte | 1,047.17 mi (1,685.25 km) |
| Rellingen to Teteven | 991.91 mi (1,596.33 km) |
| Rellingen to Troyan | 1,007.45 mi (1,621.33 km) |
| Rellingen to Tryavna | 1,032.67 mi (1,661.92 km) |
| Rellingen to Tutrakan | 1,007.12 mi (1,620.80 km) |
| Rellingen to Varna | 1,093.51 mi (1,759.84 km) |
