| Bucharest to Sestao | 1,444.33 mi (2,324.42 km) |
| Bucharest to Sevilla | 1,737.17 mi (2,795.70 km) |
| Bucharest to Sevilla La Nueva | 1,554.21 mi (2,501.26 km) |
| Bucharest to Silla | 1,401.10 mi (2,254.86 km) |
| Bucharest to Silleda | 1,710.56 mi (2,752.89 km) |
| Bucharest to Sitges | 1,246.11 mi (2,005.42 km) |
| Bucharest to Socuellamos | 1,520.24 mi (2,446.59 km) |
| Bucharest to Soller | 1,237.62 mi (1,991.75 km) |
| Bucharest to Solsona | 1,244.67 mi (2,003.10 km) |
| Bucharest to Son Servera | 1,209.28 mi (1,946.15 km) |
| Bucharest to Sonseca | 1,566.50 mi (2,521.03 km) |
| Bucharest to Sopelana | 1,441.93 mi (2,320.56 km) |
| Bucharest to Soria | 1,445.63 mi (2,326.52 km) |
| Bucharest to Suances | 1,493.47 mi (2,403.51 km) |
| Bucharest to Sueca | 1,400.59 mi (2,254.03 km) |
