| Mount Prospect to Sesena | 4,197.67 mi (6,755.49 km) |
| Mount Prospect to Sestao | 4,112.22 mi (6,617.97 km) |
| Mount Prospect to Sevilla | 4,199.23 mi (6,758.01 km) |
| Mount Prospect to Sevilla La Nueva | 4,173.95 mi (6,717.32 km) |
| Mount Prospect to Silla | 4,372.07 mi (7,036.17 km) |
| Mount Prospect to Silleda | 3,904.16 mi (6,283.14 km) |
| Mount Prospect to Sitges | 4,396.65 mi (7,075.72 km) |
| Mount Prospect to Socuellamos | 4,268.29 mi (6,869.15 km) |
| Mount Prospect to Soller | 4,492.89 mi (7,230.61 km) |
| Mount Prospect to Solsona | 4,355.11 mi (7,008.87 km) |
| Mount Prospect to Son Servera | 4,527.37 mi (7,286.10 km) |
| Mount Prospect to Sonseca | 4,201.23 mi (6,761.23 km) |
| Mount Prospect to Sopelana | 4,110.85 mi (6,615.77 km) |
| Mount Prospect to Soria | 4,191.22 mi (6,745.11 km) |
| Mount Prospect to Suances | 4,062.77 mi (6,538.39 km) |
