| Valley to Sesena | 4,396.04 mi (7,074.75 km) |
| Valley to Sestao | 4,348.67 mi (6,998.52 km) |
| Valley to Sevilla | 4,355.60 mi (7,009.66 km) |
| Valley to Sevilla La Nueva | 4,373.60 mi (7,038.63 km) |
| Valley to Silla | 4,576.91 mi (7,365.82 km) |
| Valley to Silleda | 4,113.75 mi (6,620.45 km) |
| Valley to Sitges | 4,630.73 mi (7,452.45 km) |
| Valley to Socuellamos | 4,461.76 mi (7,180.50 km) |
| Valley to Soller | 4,715.94 mi (7,589.58 km) |
| Valley to Solsona | 4,595.82 mi (7,396.25 km) |
| Valley to Son Servera | 4,751.96 mi (7,647.54 km) |
| Valley to Sonseca | 4,394.08 mi (7,071.58 km) |
| Valley to Sopelana | 4,348.19 mi (6,997.73 km) |
| Valley to Soria | 4,412.95 mi (7,101.96 km) |
| Valley to Suances | 4,296.57 mi (6,914.66 km) |
