| Ankaran to Sestao | 839.02 mi (1,350.28 km) |
| Ankaran to Sevilla | 1,168.93 mi (1,881.21 km) |
| Ankaran to Sevilla La Nueva | 965.71 mi (1,554.15 km) |
| Ankaran to Silla | 837.54 mi (1,347.89 km) |
| Ankaran to Silleda | 1,103.81 mi (1,776.41 km) |
| Ankaran to Sitges | 669.12 mi (1,076.85 km) |
| Ankaran to Socuellamos | 945.81 mi (1,522.14 km) |
| Ankaran to Soller | 688.69 mi (1,108.34 km) |
| Ankaran to Solsona | 657.08 mi (1,057.47 km) |
| Ankaran to Son Servera | 668.46 mi (1,075.78 km) |
| Ankaran to Sonseca | 983.76 mi (1,583.21 km) |
| Ankaran to Sopelana | 836.37 mi (1,346.02 km) |
| Ankaran to Soria | 849.83 mi (1,367.66 km) |
| Ankaran to Suances | 887.05 mi (1,427.57 km) |
| Ankaran to Sueca | 839.68 mi (1,351.33 km) |
