| Celle to Smolyan | 1,023.11 mi (1,646.53 km) |
| Celle to Sofia | 919.25 mi (1,479.38 km) |
| Celle to Sopot | 966.71 mi (1,555.78 km) |
| Celle to Sozopol | 1,078.05 mi (1,734.95 km) |
| Celle to Sredets | 1,064.13 mi (1,712.56 km) |
| Celle to Stamboliyski | 987.69 mi (1,589.53 km) |
| Celle to Stara Zagora | 1,007.59 mi (1,621.56 km) |
| Celle to Svilengrad | 1,061.01 mi (1,707.53 km) |
| Celle to Svishtov | 936.41 mi (1,507.01 km) |
| Celle to Targovishte | 997.34 mi (1,605.06 km) |
| Celle to Teteven | 936.92 mi (1,507.82 km) |
| Celle to Troyan | 953.24 mi (1,534.09 km) |
| Celle to Tryavna | 979.92 mi (1,577.03 km) |
| Celle to Tutrakan | 959.36 mi (1,543.94 km) |
| Celle to Varna | 1,046.09 mi (1,683.53 km) |
