| Wallasey to Sestu | 1,130.10 mi (1,818.72 km) |
| Wallasey to Settimo Torinese | 749.39 mi (1,206.03 km) |
| Wallasey to Seveso | 763.42 mi (1,228.61 km) |
| Wallasey to Sezze | 1,109.73 mi (1,785.93 km) |
| Wallasey to Siano | 1,199.22 mi (1,929.96 km) |
| Wallasey to Siena | 956.16 mi (1,538.80 km) |
| Wallasey to Signa | 923.82 mi (1,486.74 km) |
| Wallasey to Silea | 868.41 mi (1,397.56 km) |
| Wallasey to Silvi Paese | 1,086.53 mi (1,748.59 km) |
| Wallasey to Sinalunga | 974.21 mi (1,567.85 km) |
| Wallasey to Siniscola | 1,067.26 mi (1,717.59 km) |
| Wallasey to Sinnai | 1,132.55 mi (1,822.67 km) |
| Wallasey to Siracusa | 1,429.63 mi (2,300.77 km) |
| Wallasey to Solaro | 763.22 mi (1,228.28 km) |
| Wallasey to Soliera | 867.79 mi (1,396.57 km) |
