| Aylesbury to Selargius | 991.11 mi (1,595.03 km) |
| Aylesbury to Selvazzano Dentro | 725.52 mi (1,167.61 km) |
| Aylesbury to Senago | 624.43 mi (1,004.92 km) |
| Aylesbury to Senigallia | 856.54 mi (1,378.47 km) |
| Aylesbury to Seravezza | 742.33 mi (1,194.67 km) |
| Aylesbury to Seregno | 623.26 mi (1,003.04 km) |
| Aylesbury to Seriate | 638.90 mi (1,028.21 km) |
| Aylesbury to Sermoneta | 961.61 mi (1,547.57 km) |
| Aylesbury to Serramanna | 975.06 mi (1,569.21 km) |
| Aylesbury to Serravalle Pistoiese | 766.79 mi (1,234.03 km) |
| Aylesbury to Sessa Aurunca | 1,009.26 mi (1,624.25 km) |
| Aylesbury to Sesto Calende | 600.47 mi (966.37 km) |
| Aylesbury to Sesto Fiorentino | 782.19 mi (1,258.82 km) |
| Aylesbury to Sesto San Giovanni | 630.25 mi (1,014.29 km) |
| Aylesbury to Sestri Levante | 701.46 mi (1,128.90 km) |
