| Weslaco to Santa Ursula | 4,901.34 mi (7,887.94 km) |
| Weslaco to Santander | 5,194.55 mi (8,359.81 km) |
| Weslaco to Santany | 5,639.31 mi (9,075.59 km) |
| Weslaco to Santiago de Compostela | 4,985.69 mi (8,023.69 km) |
| Weslaco to Santiago del Teide | 4,885.97 mi (7,863.21 km) |
| Weslaco to Santiponce | 5,243.38 mi (8,438.40 km) |
| Weslaco to Santomera | 5,476.01 mi (8,812.78 km) |
| Weslaco to Santona | 5,211.23 mi (8,386.67 km) |
| Weslaco to Santurce-Antiguo | 5,233.94 mi (8,423.21 km) |
| Weslaco to Sarria | 5,041.66 mi (8,113.77 km) |
| Weslaco to Sauzal | 4,903.24 mi (7,891.00 km) |
| Weslaco to Sedavi | 5,468.60 mi (8,800.87 km) |
| Weslaco to Segorbe | 5,451.15 mi (8,772.78 km) |
| Weslaco to Segovia | 5,245.91 mi (8,442.48 km) |
| Weslaco to Senmanat | 5,522.84 mi (8,888.15 km) |
