| Marsa to Sestao | 1,060.65 mi (1,706.95 km) |
| Marsa to Sevilla | 1,138.47 mi (1,832.19 km) |
| Marsa to Sevilla La Nueva | 1,050.82 mi (1,691.13 km) |
| Marsa to Silla | 849.19 mi (1,366.64 km) |
| Marsa to Silleda | 1,298.39 mi (2,089.56 km) |
| Marsa to Sitges | 777.85 mi (1,251.83 km) |
| Marsa to Socuellamos | 973.78 mi (1,567.14 km) |
| Marsa to Soller | 696.67 mi (1,121.19 km) |
| Marsa to Solsona | 813.92 mi (1,309.88 km) |
| Marsa to Son Servera | 660.22 mi (1,062.53 km) |
| Marsa to Sonseca | 1,038.95 mi (1,672.03 km) |
| Marsa to Sopelana | 1,061.35 mi (1,708.08 km) |
| Marsa to Soria | 997.12 mi (1,604.71 km) |
| Marsa to Suances | 1,112.38 mi (1,790.20 km) |
| Marsa to Sueca | 841.81 mi (1,354.76 km) |
