| Grande-Synthe to Selvazzano Dentro | 583.96 mi (939.80 km) |
| Grande-Synthe to Senago | 488.82 mi (786.67 km) |
| Grande-Synthe to Senigallia | 716.51 mi (1,153.11 km) |
| Grande-Synthe to Seravezza | 609.06 mi (980.18 km) |
| Grande-Synthe to Seregno | 487.14 mi (783.98 km) |
| Grande-Synthe to Seriate | 501.02 mi (806.31 km) |
| Grande-Synthe to Sermoneta | 827.50 mi (1,331.73 km) |
| Grande-Synthe to Serramanna | 862.36 mi (1,387.84 km) |
| Grande-Synthe to Serravalle Pistoiese | 631.92 mi (1,016.98 km) |
| Grande-Synthe to Sessa Aurunca | 873.57 mi (1,405.88 km) |
| Grande-Synthe to Sesto Calende | 466.05 mi (750.03 km) |
| Grande-Synthe to Sesto Fiorentino | 646.46 mi (1,040.38 km) |
| Grande-Synthe to Sesto San Giovanni | 494.50 mi (795.82 km) |
| Grande-Synthe to Sestri Levante | 570.26 mi (917.74 km) |
| Grande-Synthe to Sestu | 873.46 mi (1,405.69 km) |
