| Waco to Sestu | 5,635.73 mi (9,069.84 km) |
| Waco to Settimo Torinese | 5,357.21 mi (8,621.59 km) |
| Waco to Seveso | 5,393.89 mi (8,680.63 km) |
| Waco to Sezze | 5,718.77 mi (9,203.48 km) |
| Waco to Siano | 5,815.44 mi (9,359.05 km) |
| Waco to Siena | 5,573.60 mi (8,969.84 km) |
| Waco to Signa | 5,545.70 mi (8,924.95 km) |
| Waco to Silea | 5,519.49 mi (8,882.77 km) |
| Waco to Silvi Paese | 5,718.82 mi (9,203.55 km) |
| Waco to Sinalunga | 5,594.17 mi (9,002.95 km) |
| Waco to Siniscola | 5,612.52 mi (9,032.48 km) |
| Waco to Sinnai | 5,640.53 mi (9,077.55 km) |
| Waco to Siracusa | 5,998.29 mi (9,653.32 km) |
| Waco to Solaro | 5,392.81 mi (8,678.89 km) |
| Waco to Soliera | 5,501.00 mi (8,853.01 km) |
