| Drogheda to Sestao | 734.79 mi (1,182.53 km) |
| Drogheda to Sevilla | 1,138.44 mi (1,832.15 km) |
| Drogheda to Sevilla La Nueva | 929.94 mi (1,496.59 km) |
| Drogheda to Silla | 1,030.24 mi (1,658.01 km) |
| Drogheda to Silleda | 765.90 mi (1,232.60 km) |
| Drogheda to Sitges | 941.28 mi (1,514.85 km) |
| Drogheda to Socuellamos | 1,010.38 mi (1,626.05 km) |
| Drogheda to Soller | 1,052.76 mi (1,694.26 km) |
| Drogheda to Solsona | 886.94 mi (1,427.39 km) |
| Drogheda to Son Servera | 1,074.90 mi (1,729.89 km) |
| Drogheda to Sonseca | 974.86 mi (1,568.89 km) |
| Drogheda to Sopelana | 730.25 mi (1,175.22 km) |
| Drogheda to Soria | 844.73 mi (1,359.46 km) |
| Drogheda to Suances | 718.05 mi (1,155.59 km) |
| Drogheda to Sueca | 1,042.19 mi (1,677.24 km) |
