| Barstow to Sesena | 5,744.12 mi (9,244.26 km) |
| Barstow to Sestao | 5,626.71 mi (9,055.32 km) |
| Barstow to Sevilla | 5,777.07 mi (9,297.30 km) |
| Barstow to Sevilla La Nueva | 5,719.91 mi (9,205.31 km) |
| Barstow to Silla | 5,908.71 mi (9,509.16 km) |
| Barstow to Silleda | 5,448.66 mi (8,768.77 km) |
| Barstow to Sitges | 5,905.09 mi (9,503.32 km) |
| Barstow to Socuellamos | 5,817.10 mi (9,361.72 km) |
| Barstow to Soller | 6,009.49 mi (9,671.34 km) |
| Barstow to Solsona | 5,858.06 mi (9,427.64 km) |
| Barstow to Son Servera | 6,041.52 mi (9,722.89 km) |
| Barstow to Sonseca | 5,752.12 mi (9,257.15 km) |
| Barstow to Sopelana | 5,624.53 mi (9,051.81 km) |
| Barstow to Soria | 5,717.39 mi (9,201.24 km) |
| Barstow to Suances | 5,581.28 mi (8,982.20 km) |
