| Dunkerque to Sangeorz-Bai | 1,033.83 mi (1,663.79 km) |
| Dunkerque to Sannicolau Mare | 899.05 mi (1,446.88 km) |
| Dunkerque to Santana | 927.07 mi (1,491.97 km) |
| Dunkerque to Satu Mare | 945.60 mi (1,521.80 km) |
| Dunkerque to Scobinti | 1,131.09 mi (1,820.31 km) |
| Dunkerque to Scornicesti | 1,116.25 mi (1,796.43 km) |
| Dunkerque to Sebes | 1,027.38 mi (1,653.41 km) |
| Dunkerque to Seini | 963.76 mi (1,551.02 km) |
| Dunkerque to Sfantu-Gheorghe | 1,125.16 mi (1,810.77 km) |
| Dunkerque to Sibiu | 1,057.53 mi (1,701.93 km) |
| Dunkerque to Sighetu Marmatiei | 985.56 mi (1,586.11 km) |
| Dunkerque to Sighisoara | 1,071.50 mi (1,724.41 km) |
| Dunkerque to Simeria | 1,007.17 mi (1,620.88 km) |
| Dunkerque to Sinaia | 1,131.63 mi (1,821.19 km) |
| Dunkerque to Slatina | 1,113.56 mi (1,792.11 km) |
