| Clitheroe to Smolyan | 1,503.93 mi (2,420.34 km) |
| Clitheroe to Sofia | 1,399.98 mi (2,253.05 km) |
| Clitheroe to Sopot | 1,455.93 mi (2,343.09 km) |
| Clitheroe to Sozopol | 1,579.87 mi (2,542.55 km) |
| Clitheroe to Sredets | 1,563.51 mi (2,516.22 km) |
| Clitheroe to Stamboliyski | 1,471.68 mi (2,368.44 km) |
| Clitheroe to Stara Zagora | 1,500.15 mi (2,414.27 km) |
| Clitheroe to Svilengrad | 1,551.91 mi (2,497.56 km) |
| Clitheroe to Svishtov | 1,435.62 mi (2,310.40 km) |
| Clitheroe to Targovishte | 1,499.52 mi (2,413.25 km) |
| Clitheroe to Teteven | 1,425.36 mi (2,293.89 km) |
| Clitheroe to Troyan | 1,444.01 mi (2,323.91 km) |
| Clitheroe to Tryavna | 1,474.72 mi (2,373.33 km) |
| Clitheroe to Tutrakan | 1,466.32 mi (2,359.81 km) |
| Clitheroe to Varna | 1,553.02 mi (2,499.35 km) |
