| Efkarpia to Sestao | 1,339.59 mi (2,155.86 km) |
| Efkarpia to Sevilla | 1,565.65 mi (2,519.67 km) |
| Efkarpia to Sevilla La Nueva | 1,411.70 mi (2,271.91 km) |
| Efkarpia to Silla | 1,235.74 mi (1,988.73 km) |
| Efkarpia to Silleda | 1,605.74 mi (2,584.19 km) |
| Efkarpia to Sitges | 1,101.28 mi (1,772.34 km) |
| Efkarpia to Socuellamos | 1,361.34 mi (2,190.86 km) |
| Efkarpia to Soller | 1,067.77 mi (1,718.41 km) |
| Efkarpia to Solsona | 1,112.59 mi (1,790.54 km) |
| Efkarpia to Son Servera | 1,035.01 mi (1,665.69 km) |
| Efkarpia to Sonseca | 1,415.85 mi (2,278.60 km) |
| Efkarpia to Sopelana | 1,338.17 mi (2,153.58 km) |
| Efkarpia to Soria | 1,318.14 mi (2,121.34 km) |
| Efkarpia to Suances | 1,391.84 mi (2,239.94 km) |
| Efkarpia to Sueca | 1,232.84 mi (1,984.06 km) |
