| Koper to Sestao | 838.64 mi (1,349.65 km) |
| Koper to Sevilla | 1,167.95 mi (1,879.63 km) |
| Koper to Sevilla La Nueva | 964.95 mi (1,552.93 km) |
| Koper to Silla | 836.46 mi (1,346.15 km) |
| Koper to Silleda | 1,103.50 mi (1,775.91 km) |
| Koper to Sitges | 668.15 mi (1,075.28 km) |
| Koper to Socuellamos | 944.86 mi (1,520.61 km) |
| Koper to Soller | 687.44 mi (1,106.33 km) |
| Koper to Solsona | 656.25 mi (1,056.14 km) |
| Koper to Son Servera | 667.14 mi (1,073.65 km) |
| Koper to Sonseca | 982.92 mi (1,581.86 km) |
| Koper to Sopelana | 836.00 mi (1,345.41 km) |
| Koper to Soria | 849.18 mi (1,366.63 km) |
| Koper to Suances | 886.72 mi (1,427.03 km) |
| Koper to Sueca | 838.57 mi (1,349.55 km) |
