| Seal Beach to Sesena | 5,839.84 mi (9,398.31 km) |
| Seal Beach to Sestao | 5,722.93 mi (9,210.16 km) |
| Seal Beach to Sevilla | 5,871.89 mi (9,449.90 km) |
| Seal Beach to Sevilla La Nueva | 5,815.64 mi (9,359.37 km) |
| Seal Beach to Silla | 6,004.66 mi (9,663.57 km) |
| Seal Beach to Silleda | 5,544.35 mi (8,922.77 km) |
| Seal Beach to Sitges | 6,001.41 mi (9,658.34 km) |
| Seal Beach to Socuellamos | 5,912.79 mi (9,515.71 km) |
| Seal Beach to Soller | 6,105.74 mi (9,826.24 km) |
| Seal Beach to Solsona | 5,954.43 mi (9,582.72 km) |
| Seal Beach to Son Servera | 6,137.81 mi (9,877.85 km) |
| Seal Beach to Sonseca | 5,847.74 mi (9,411.04 km) |
| Seal Beach to Sopelana | 5,720.76 mi (9,206.67 km) |
| Seal Beach to Soria | 5,813.47 mi (9,355.87 km) |
| Seal Beach to Suances | 5,677.44 mi (9,136.96 km) |
