| Royal Tunbridge Wells to Sestu | 922.06 mi (1,483.92 km) |
| Royal Tunbridge Wells to Settimo Torinese | 539.35 mi (868.01 km) |
| Royal Tunbridge Wells to Seveso | 555.72 mi (894.34 km) |
| Royal Tunbridge Wells to Sezze | 900.91 mi (1,449.88 km) |
| Royal Tunbridge Wells to Siano | 991.41 mi (1,595.53 km) |
| Royal Tunbridge Wells to Siena | 747.57 mi (1,203.10 km) |
| Royal Tunbridge Wells to Signa | 715.61 mi (1,151.66 km) |
| Royal Tunbridge Wells to Silea | 668.05 mi (1,075.11 km) |
| Royal Tunbridge Wells to Silvi Paese | 880.71 mi (1,417.36 km) |
| Royal Tunbridge Wells to Sinalunga | 765.98 mi (1,232.73 km) |
| Royal Tunbridge Wells to Siniscola | 857.62 mi (1,380.21 km) |
| Royal Tunbridge Wells to Sinnai | 924.36 mi (1,487.61 km) |
| Royal Tunbridge Wells to Siracusa | 1,219.67 mi (1,962.87 km) |
| Royal Tunbridge Wells to Solaro | 555.36 mi (893.76 km) |
| Royal Tunbridge Wells to Soliera | 661.18 mi (1,064.07 km) |
