| Round Lake Beach to Sesena | 4,193.45 mi (6,748.70 km) |
| Round Lake Beach to Sestao | 4,106.64 mi (6,609.00 km) |
| Round Lake Beach to Sevilla | 4,196.54 mi (6,753.68 km) |
| Round Lake Beach to Sevilla La Nueva | 4,169.70 mi (6,710.48 km) |
| Round Lake Beach to Silla | 4,367.51 mi (7,028.83 km) |
| Round Lake Beach to Silleda | 3,899.71 mi (6,275.98 km) |
| Round Lake Beach to Sitges | 4,391.00 mi (7,066.62 km) |
| Round Lake Beach to Socuellamos | 4,264.21 mi (6,862.58 km) |
| Round Lake Beach to Soller | 4,487.59 mi (7,222.08 km) |
| Round Lake Beach to Solsona | 4,349.23 mi (6,999.42 km) |
| Round Lake Beach to Son Servera | 4,522.00 mi (7,277.46 km) |
| Round Lake Beach to Sonseca | 4,197.21 mi (6,754.76 km) |
| Round Lake Beach to Sopelana | 4,105.24 mi (6,606.75 km) |
| Round Lake Beach to Soria | 4,186.14 mi (6,736.94 km) |
| Round Lake Beach to Suances | 4,057.32 mi (6,529.62 km) |
