| Robstown to Sesena | 5,203.72 mi (8,374.58 km) |
| Robstown to Sestao | 5,146.29 mi (8,282.15 km) |
| Robstown to Sevilla | 5,170.83 mi (8,321.65 km) |
| Robstown to Sevilla La Nueva | 5,180.93 mi (8,337.91 km) |
| Robstown to Silla | 5,383.61 mi (8,664.09 km) |
| Robstown to Silleda | 4,917.95 mi (7,914.68 km) |
| Robstown to Sitges | 5,429.94 mi (8,738.64 km) |
| Robstown to Socuellamos | 5,270.68 mi (8,482.34 km) |
| Robstown to Soller | 5,518.48 mi (8,881.14 km) |
| Robstown to Solsona | 5,392.93 mi (8,679.09 km) |
| Robstown to Son Servera | 5,554.19 mi (8,938.60 km) |
| Robstown to Sonseca | 5,202.95 mi (8,373.34 km) |
| Robstown to Sopelana | 5,145.54 mi (8,280.94 km) |
| Robstown to Soria | 5,214.95 mi (8,392.66 km) |
| Robstown to Suances | 5,094.80 mi (8,199.29 km) |
