| Royal Tunbridge Wells to Smolyan | 1,329.96 mi (2,140.37 km) |
| Royal Tunbridge Wells to Sofia | 1,227.42 mi (1,975.33 km) |
| Royal Tunbridge Wells to Sopot | 1,287.87 mi (2,072.62 km) |
| Royal Tunbridge Wells to Sozopol | 1,420.13 mi (2,285.48 km) |
| Royal Tunbridge Wells to Sredets | 1,401.79 mi (2,255.96 km) |
| Royal Tunbridge Wells to Stamboliyski | 1,300.04 mi (2,092.21 km) |
| Royal Tunbridge Wells to Stara Zagora | 1,333.85 mi (2,146.63 km) |
| Royal Tunbridge Wells to Svilengrad | 1,383.78 mi (2,226.99 km) |
| Royal Tunbridge Wells to Svishtov | 1,275.37 mi (2,052.51 km) |
| Royal Tunbridge Wells to Targovishte | 1,341.07 mi (2,158.24 km) |
| Royal Tunbridge Wells to Teteven | 1,257.21 mi (2,023.29 km) |
| Royal Tunbridge Wells to Troyan | 1,277.18 mi (2,055.42 km) |
| Royal Tunbridge Wells to Tryavna | 1,310.40 mi (2,108.89 km) |
| Royal Tunbridge Wells to Tutrakan | 1,313.05 mi (2,113.15 km) |
| Royal Tunbridge Wells to Varna | 1,398.67 mi (2,250.94 km) |
