| Clydebank to Sesena | 1,091.87 mi (1,757.20 km) |
| Clydebank to Sestao | 872.00 mi (1,403.35 km) |
| Clydebank to Sevilla | 1,291.38 mi (2,078.28 km) |
| Clydebank to Sevilla La Nueva | 1,074.69 mi (1,729.54 km) |
| Clydebank to Silla | 1,157.18 mi (1,862.30 km) |
| Clydebank to Silleda | 927.85 mi (1,493.23 km) |
| Clydebank to Sitges | 1,051.23 mi (1,691.80 km) |
| Clydebank to Socuellamos | 1,149.75 mi (1,850.34 km) |
| Clydebank to Soller | 1,160.84 mi (1,868.19 km) |
| Clydebank to Solsona | 996.69 mi (1,604.02 km) |
| Clydebank to Son Servera | 1,179.34 mi (1,897.96 km) |
| Clydebank to Sonseca | 1,119.48 mi (1,801.63 km) |
| Clydebank to Sopelana | 867.22 mi (1,395.65 km) |
| Clydebank to Soria | 980.35 mi (1,577.72 km) |
| Clydebank to Suances | 861.48 mi (1,386.43 km) |
