| Bispham to Smolyan | 1,527.81 mi (2,458.77 km) |
| Bispham to Sofia | 1,423.93 mi (2,291.59 km) |
| Bispham to Sopot | 1,480.23 mi (2,382.20 km) |
| Bispham to Sozopol | 1,604.74 mi (2,582.58 km) |
| Bispham to Sredets | 1,588.26 mi (2,556.05 km) |
| Bispham to Stamboliyski | 1,495.73 mi (2,407.14 km) |
| Bispham to Stara Zagora | 1,524.60 mi (2,453.60 km) |
| Bispham to Svilengrad | 1,576.24 mi (2,536.72 km) |
| Bispham to Svishtov | 1,460.41 mi (2,350.31 km) |
| Bispham to Targovishte | 1,524.44 mi (2,453.35 km) |
| Bispham to Teteven | 1,449.65 mi (2,332.98 km) |
| Bispham to Troyan | 1,468.39 mi (2,363.15 km) |
| Bispham to Tryavna | 1,499.28 mi (2,412.85 km) |
| Bispham to Tutrakan | 1,491.50 mi (2,400.33 km) |
| Bispham to Varna | 1,578.18 mi (2,539.83 km) |
