| Thundersley to Smolyan | 1,327.63 mi (2,136.62 km) |
| Thundersley to Sofia | 1,224.62 mi (1,970.83 km) |
| Thundersley to Sopot | 1,283.98 mi (2,066.37 km) |
| Thundersley to Sozopol | 1,414.38 mi (2,276.23 km) |
| Thundersley to Sredets | 1,396.48 mi (2,247.42 km) |
| Thundersley to Stamboliyski | 1,297.07 mi (2,087.43 km) |
| Thundersley to Stara Zagora | 1,329.58 mi (2,139.75 km) |
| Thundersley to Svilengrad | 1,380.01 mi (2,220.91 km) |
| Thundersley to Svishtov | 1,269.59 mi (2,043.21 km) |
| Thundersley to Targovishte | 1,334.95 mi (2,148.39 km) |
| Thundersley to Teteven | 1,253.32 mi (2,017.02 km) |
| Thundersley to Troyan | 1,272.98 mi (2,048.66 km) |
| Thundersley to Tryavna | 1,305.62 mi (2,101.20 km) |
| Thundersley to Tutrakan | 1,305.74 mi (2,101.38 km) |
| Thundersley to Varna | 1,391.69 mi (2,239.71 km) |
