| Caterham to Smolyan | 1,347.50 mi (2,168.59 km) |
| Caterham to Sofia | 1,244.88 mi (2,003.44 km) |
| Caterham to Sopot | 1,305.17 mi (2,100.47 km) |
| Caterham to Sozopol | 1,437.12 mi (2,312.82 km) |
| Caterham to Sredets | 1,418.85 mi (2,283.43 km) |
| Caterham to Stamboliyski | 1,317.48 mi (2,120.28 km) |
| Caterham to Stara Zagora | 1,351.10 mi (2,174.38 km) |
| Caterham to Svilengrad | 1,401.11 mi (2,254.87 km) |
| Caterham to Svishtov | 1,292.34 mi (2,079.82 km) |
| Caterham to Targovishte | 1,357.98 mi (2,185.46 km) |
| Caterham to Teteven | 1,274.52 mi (2,051.13 km) |
| Caterham to Troyan | 1,294.43 mi (2,083.19 km) |
| Caterham to Tryavna | 1,327.56 mi (2,136.50 km) |
| Caterham to Tutrakan | 1,329.71 mi (2,139.97 km) |
| Caterham to Varna | 1,415.41 mi (2,277.89 km) |
