| Bradford to Smolyan | 1,477.99 mi (2,378.60 km) |
| Bradford to Sofia | 1,374.01 mi (2,211.25 km) |
| Bradford to Sopot | 1,429.78 mi (2,301.01 km) |
| Bradford to Sozopol | 1,553.47 mi (2,500.07 km) |
| Bradford to Sredets | 1,537.16 mi (2,473.82 km) |
| Bradford to Stamboliyski | 1,445.66 mi (2,326.56 km) |
| Bradford to Stara Zagora | 1,473.94 mi (2,372.08 km) |
| Bradford to Svilengrad | 1,525.75 mi (2,455.45 km) |
| Bradford to Svishtov | 1,409.25 mi (2,267.97 km) |
| Bradford to Targovishte | 1,473.11 mi (2,370.74 km) |
| Bradford to Teteven | 1,399.22 mi (2,251.83 km) |
| Bradford to Troyan | 1,417.82 mi (2,281.77 km) |
| Bradford to Tryavna | 1,448.45 mi (2,331.05 km) |
| Bradford to Tutrakan | 1,439.81 mi (2,317.16 km) |
| Bradford to Varna | 1,526.53 mi (2,456.71 km) |
