| Wilmette to Sestu | 4,776.48 mi (7,687.01 km) |
| Wilmette to Settimo Torinese | 4,481.47 mi (7,212.23 km) |
| Wilmette to Seveso | 4,515.08 mi (7,266.32 km) |
| Wilmette to Sezze | 4,845.36 mi (7,797.85 km) |
| Wilmette to Siano | 4,941.31 mi (7,952.26 km) |
| Wilmette to Siena | 4,697.90 mi (7,560.54 km) |
| Wilmette to Signa | 4,669.11 mi (7,514.21 km) |
| Wilmette to Silea | 4,637.02 mi (7,462.56 km) |
| Wilmette to Silvi Paese | 4,841.14 mi (7,791.06 km) |
| Wilmette to Sinalunga | 4,718.17 mi (7,593.16 km) |
| Wilmette to Siniscola | 4,747.68 mi (7,640.65 km) |
| Wilmette to Sinnai | 4,781.04 mi (7,694.34 km) |
| Wilmette to Siracusa | 5,133.81 mi (8,262.07 km) |
| Wilmette to Solaro | 4,514.13 mi (7,264.79 km) |
| Wilmette to Soliera | 4,622.23 mi (7,438.77 km) |
