| Boulogne-Billancourt to Siegburg | 259.57 mi (417.73 km) |
| Boulogne-Billancourt to Siegen | 293.50 mi (472.34 km) |
| Boulogne-Billancourt to Sigmaringen | 323.64 mi (520.85 km) |
| Boulogne-Billancourt to Simbach am Inn | 493.99 mi (795.01 km) |
| Boulogne-Billancourt to Simmerath | 218.46 mi (351.57 km) |
| Boulogne-Billancourt to Sindelfingen | 307.91 mi (495.54 km) |
| Boulogne-Billancourt to Sinsheim | 302.10 mi (486.18 km) |
| Boulogne-Billancourt to Sinzheim | 269.69 mi (434.02 km) |
| Boulogne-Billancourt to Sinzig | 253.16 mi (407.42 km) |
| Boulogne-Billancourt to Soest | 320.91 mi (516.45 km) |
| Boulogne-Billancourt to Solingen | 268.61 mi (432.28 km) |
| Boulogne-Billancourt to Soltau | 437.26 mi (703.70 km) |
| Boulogne-Billancourt to Sommerda | 425.38 mi (684.59 km) |
| Boulogne-Billancourt to Sondershausen | 420.06 mi (676.02 km) |
| Boulogne-Billancourt to Sonneberg | 412.95 mi (664.58 km) |
