| Weslaco to Sestu | 5,920.25 mi (9,527.72 km) |
| Weslaco to Settimo Torinese | 5,660.15 mi (9,109.13 km) |
| Weslaco to Seveso | 5,700.49 mi (9,174.05 km) |
| Weslaco to Sezze | 6,017.88 mi (9,684.84 km) |
| Weslaco to Siano | 6,115.09 mi (9,841.28 km) |
| Weslaco to Siena | 5,875.84 mi (9,456.25 km) |
| Weslaco to Signa | 5,849.11 mi (9,413.23 km) |
| Weslaco to Silea | 5,830.66 mi (9,383.54 km) |
| Weslaco to Silvi Paese | 6,023.07 mi (9,693.20 km) |
| Weslaco to Sinalunga | 5,896.71 mi (9,489.85 km) |
| Weslaco to Siniscola | 5,902.69 mi (9,499.45 km) |
| Weslaco to Sinnai | 5,925.25 mi (9,535.77 km) |
| Weslaco to Siracusa | 6,286.66 mi (10,117.41 km) |
| Weslaco to Solaro | 5,699.24 mi (9,172.03 km) |
| Weslaco to Soliera | 5,807.25 mi (9,345.87 km) |
