| Opatija to Sestao | 865.03 mi (1,392.13 km) |
| Opatija to Sevilla | 1,187.93 mi (1,911.79 km) |
| Opatija to Sevilla La Nueva | 987.71 mi (1,589.56 km) |
| Opatija to Silla | 855.17 mi (1,376.26 km) |
| Opatija to Silleda | 1,130.48 mi (1,819.33 km) |
| Opatija to Sitges | 688.40 mi (1,107.88 km) |
| Opatija to Socuellamos | 965.37 mi (1,553.61 km) |
| Opatija to Soller | 703.59 mi (1,132.32 km) |
| Opatija to Solsona | 678.35 mi (1,091.69 km) |
| Opatija to Son Servera | 682.09 mi (1,097.72 km) |
| Opatija to Sonseca | 1,004.75 mi (1,616.99 km) |
| Opatija to Sopelana | 862.48 mi (1,388.02 km) |
| Opatija to Soria | 873.19 mi (1,405.26 km) |
| Opatija to Suances | 913.53 mi (1,470.18 km) |
| Opatija to Sueca | 856.92 mi (1,379.08 km) |
