| Champaign to Sesena | 4,279.87 mi (6,887.78 km) |
| Champaign to Sestao | 4,200.80 mi (6,760.54 km) |
| Champaign to Sevilla | 4,273.98 mi (6,878.31 km) |
| Champaign to Sevilla La Nueva | 4,256.32 mi (6,849.88 km) |
| Champaign to Silla | 4,455.79 mi (7,170.90 km) |
| Champaign to Silleda | 3,987.62 mi (6,417.45 km) |
| Champaign to Sitges | 4,485.43 mi (7,218.61 km) |
| Champaign to Socuellamos | 4,349.79 mi (7,000.31 km) |
| Champaign to Soller | 4,579.99 mi (7,370.79 km) |
| Champaign to Solsona | 4,444.93 mi (7,153.42 km) |
| Champaign to Son Servera | 4,614.81 mi (7,426.82 km) |
| Champaign to Sonseca | 4,282.47 mi (6,891.97 km) |
| Champaign to Sopelana | 4,199.58 mi (6,758.57 km) |
| Champaign to Soria | 4,277.46 mi (6,883.90 km) |
| Champaign to Suances | 4,150.79 mi (6,680.04 km) |
