| Bois-Guillaume to Sestao | 468.59 mi (754.12 km) |
| Bois-Guillaume to Sevilla | 916.38 mi (1,474.77 km) |
| Bois-Guillaume to Sevilla La Nueva | 678.37 mi (1,091.73 km) |
| Bois-Guillaume to Silla | 702.44 mi (1,130.46 km) |
| Bois-Guillaume to Silleda | 646.89 mi (1,041.07 km) |
| Bois-Guillaume to Sitges | 570.02 mi (917.36 km) |
| Bois-Guillaume to Socuellamos | 728.95 mi (1,173.13 km) |
| Bois-Guillaume to Soller | 674.88 mi (1,086.12 km) |
| Bois-Guillaume to Solsona | 516.87 mi (831.82 km) |
| Bois-Guillaume to Son Servera | 689.31 mi (1,109.34 km) |
| Bois-Guillaume to Sonseca | 719.24 mi (1,157.50 km) |
| Bois-Guillaume to Sopelana | 463.59 mi (746.07 km) |
| Bois-Guillaume to Soria | 559.58 mi (900.55 km) |
| Bois-Guillaume to Suances | 484.00 mi (778.93 km) |
| Bois-Guillaume to Sueca | 712.89 mi (1,147.28 km) |
