| Cockermouth to Smolyan | 1,561.61 mi (2,513.16 km) |
| Cockermouth to Sofia | 1,457.48 mi (2,345.59 km) |
| Cockermouth to Sopot | 1,512.27 mi (2,433.76 km) |
| Cockermouth to Sozopol | 1,633.98 mi (2,629.63 km) |
| Cockermouth to Sredets | 1,618.13 mi (2,604.13 km) |
| Cockermouth to Stamboliyski | 1,528.85 mi (2,460.45 km) |
| Cockermouth to Stara Zagora | 1,556.00 mi (2,504.14 km) |
| Cockermouth to Svilengrad | 1,608.12 mi (2,588.02 km) |
| Cockermouth to Svishtov | 1,490.11 mi (2,398.09 km) |
| Cockermouth to Targovishte | 1,553.45 mi (2,500.04 km) |
| Cockermouth to Teteven | 1,481.77 mi (2,384.68 km) |
| Cockermouth to Troyan | 1,500.07 mi (2,414.14 km) |
| Cockermouth to Tryavna | 1,530.12 mi (2,462.49 km) |
| Cockermouth to Tutrakan | 1,519.03 mi (2,444.65 km) |
| Cockermouth to Varna | 1,605.84 mi (2,584.35 km) |
