| Royal Tunbridge Wells to Sinop | 1,752.35 mi (2,820.14 km) |
| Royal Tunbridge Wells to Siran | 1,994.84 mi (3,210.39 km) |
| Royal Tunbridge Wells to Sirnak | 2,248.94 mi (3,619.32 km) |
| Royal Tunbridge Wells to Sirvan | 2,207.23 mi (3,552.19 km) |
| Royal Tunbridge Wells to Sivas | 1,922.11 mi (3,093.34 km) |
| Royal Tunbridge Wells to Sivasli | 1,669.52 mi (2,686.83 km) |
| Royal Tunbridge Wells to Siverek | 2,104.61 mi (3,387.04 km) |
| Royal Tunbridge Wells to Sivrice | 2,074.57 mi (3,338.70 km) |
| Royal Tunbridge Wells to Sivrihisar | 1,703.14 mi (2,740.95 km) |
| Royal Tunbridge Wells to Sogut | 1,622.27 mi (2,610.79 km) |
| Royal Tunbridge Wells to Sogutlu | 1,597.94 mi (2,571.63 km) |
| Royal Tunbridge Wells to Soke | 1,612.42 mi (2,594.94 km) |
| Royal Tunbridge Wells to Solhan | 2,127.46 mi (3,423.82 km) |
| Royal Tunbridge Wells to Soma | 1,553.37 mi (2,499.91 km) |
| Royal Tunbridge Wells to Sorgun | 1,841.60 mi (2,963.78 km) |
