| Otopeni to Sestao | 1,441.67 mi (2,320.15 km) |
| Otopeni to Sevilla | 1,736.29 mi (2,794.29 km) |
| Otopeni to Sevilla La Nueva | 1,552.54 mi (2,498.57 km) |
| Otopeni to Silla | 1,400.20 mi (2,253.41 km) |
| Otopeni to Silleda | 1,707.78 mi (2,748.40 km) |
| Otopeni to Sitges | 1,244.71 mi (2,003.16 km) |
| Otopeni to Socuellamos | 1,519.07 mi (2,444.71 km) |
| Otopeni to Soller | 1,236.97 mi (1,990.70 km) |
| Otopeni to Solsona | 1,242.90 mi (2,000.26 km) |
| Otopeni to Son Servera | 1,208.79 mi (1,945.35 km) |
| Otopeni to Sonseca | 1,565.06 mi (2,518.72 km) |
| Otopeni to Sopelana | 1,439.25 mi (2,316.25 km) |
| Otopeni to Soria | 1,443.60 mi (2,323.24 km) |
| Otopeni to Suances | 1,490.71 mi (2,399.06 km) |
| Otopeni to Sueca | 1,399.76 mi (2,252.70 km) |
