| Drogheda to Sangeorz-Bai | 1,418.25 mi (2,282.46 km) |
| Drogheda to Sannicolau Mare | 1,301.34 mi (2,094.31 km) |
| Drogheda to Santana | 1,325.98 mi (2,133.96 km) |
| Drogheda to Satu Mare | 1,331.27 mi (2,142.46 km) |
| Drogheda to Scobinti | 1,509.68 mi (2,429.60 km) |
| Drogheda to Scornicesti | 1,517.34 mi (2,441.92 km) |
| Drogheda to Sebes | 1,423.82 mi (2,291.42 km) |
| Drogheda to Seini | 1,348.75 mi (2,170.61 km) |
| Drogheda to Sfantu-Gheorghe | 1,517.03 mi (2,441.42 km) |
| Drogheda to Sibiu | 1,453.58 mi (2,339.31 km) |
| Drogheda to Sighetu Marmatiei | 1,367.50 mi (2,200.78 km) |
| Drogheda to Sighisoara | 1,463.60 mi (2,355.43 km) |
| Drogheda to Simeria | 1,405.45 mi (2,261.86 km) |
| Drogheda to Sinaia | 1,526.91 mi (2,457.33 km) |
| Drogheda to Slatina | 1,515.58 mi (2,439.10 km) |
