| Sigulda to Sestao | 1,541.07 mi (2,480.11 km) |
| Sigulda to Sevilla | 1,966.79 mi (3,165.24 km) |
| Sigulda to Sevilla La Nueva | 1,731.72 mi (2,786.93 km) |
| Sigulda to Silla | 1,672.86 mi (2,692.21 km) |
| Sigulda to Silleda | 1,751.85 mi (2,819.34 km) |
| Sigulda to Sitges | 1,500.08 mi (2,414.15 km) |
| Sigulda to Socuellamos | 1,750.24 mi (2,816.74 km) |
| Sigulda to Soller | 1,558.41 mi (2,508.02 km) |
| Sigulda to Solsona | 1,466.08 mi (2,359.43 km) |
| Sigulda to Son Servera | 1,548.46 mi (2,492.01 km) |
| Sigulda to Sonseca | 1,764.53 mi (2,839.74 km) |
| Sigulda to Sopelana | 1,536.56 mi (2,472.85 km) |
| Sigulda to Soria | 1,604.32 mi (2,581.90 km) |
| Sigulda to Suances | 1,570.15 mi (2,526.91 km) |
| Sigulda to Sueca | 1,678.97 mi (2,702.04 km) |
