| Leavenworth to Sestu | 5,191.95 mi (8,355.64 km) |
| Leavenworth to Settimo Torinese | 4,890.21 mi (7,870.03 km) |
| Leavenworth to Seveso | 4,921.81 mi (7,920.88 km) |
| Leavenworth to Sezze | 5,255.02 mi (8,457.14 km) |
| Leavenworth to Siano | 5,350.48 mi (8,610.76 km) |
| Leavenworth to Siena | 5,106.43 mi (8,218.00 km) |
| Leavenworth to Signa | 5,077.12 mi (8,170.84 km) |
| Leavenworth to Silea | 5,040.77 mi (8,112.33 km) |
| Leavenworth to Silvi Paese | 5,248.27 mi (8,446.28 km) |
| Leavenworth to Sinalunga | 5,126.50 mi (8,250.30 km) |
| Leavenworth to Siniscola | 5,161.28 mi (8,306.28 km) |
| Leavenworth to Sinnai | 5,196.43 mi (8,362.85 km) |
| Leavenworth to Siracusa | 5,547.21 mi (8,927.37 km) |
| Leavenworth to Solaro | 4,920.96 mi (7,919.51 km) |
| Leavenworth to Soliera | 5,028.87 mi (8,093.18 km) |
