| Weston-super-Mare to Smolyan | 1,467.66 mi (2,361.96 km) |
| Weston-super-Mare to Sofia | 1,365.55 mi (2,197.64 km) |
| Weston-super-Mare to Sopot | 1,426.77 mi (2,296.17 km) |
| Weston-super-Mare to Sozopol | 1,560.08 mi (2,510.70 km) |
| Weston-super-Mare to Sredets | 1,541.52 mi (2,480.83 km) |
| Weston-super-Mare to Stamboliyski | 1,438.26 mi (2,314.66 km) |
| Weston-super-Mare to Stara Zagora | 1,473.00 mi (2,370.56 km) |
| Weston-super-Mare to Svilengrad | 1,522.58 mi (2,450.35 km) |
| Weston-super-Mare to Svishtov | 1,415.36 mi (2,277.81 km) |
| Weston-super-Mare to Targovishte | 1,481.20 mi (2,383.76 km) |
| Weston-super-Mare to Teteven | 1,396.14 mi (2,246.87 km) |
| Weston-super-Mare to Troyan | 1,416.30 mi (2,279.32 km) |
| Weston-super-Mare to Tryavna | 1,449.87 mi (2,333.33 km) |
| Weston-super-Mare to Tutrakan | 1,453.62 mi (2,339.37 km) |
| Weston-super-Mare to Varna | 1,539.13 mi (2,476.98 km) |
