| San Felice Circeo to Senftenberg | 711.72 mi (1,145.40 km) |
| San Felice Circeo to Siegburg | 718.29 mi (1,155.97 km) |
| San Felice Circeo to Siegen | 709.26 mi (1,141.45 km) |
| San Felice Circeo to Sigmaringen | 510.16 mi (821.02 km) |
| San Felice Circeo to Simbach am Inn | 485.84 mi (781.88 km) |
| San Felice Circeo to Simmerath | 724.09 mi (1,165.31 km) |
| San Felice Circeo to Sindelfingen | 553.84 mi (891.32 km) |
| San Felice Circeo to Sinsheim | 590.22 mi (949.87 km) |
| San Felice Circeo to Sinzheim | 572.78 mi (921.80 km) |
| San Felice Circeo to Sinzig | 701.42 mi (1,128.83 km) |
| San Felice Circeo to Soest | 752.16 mi (1,210.49 km) |
| San Felice Circeo to Solingen | 743.37 mi (1,196.34 km) |
| San Felice Circeo to Soltau | 825.85 mi (1,329.08 km) |
| San Felice Circeo to Sommerda | 692.28 mi (1,114.11 km) |
| San Felice Circeo to Sondershausen | 707.96 mi (1,139.35 km) |
