| Geraardsbergen to Sestao | 607.76 mi (978.09 km) |
| Geraardsbergen to Sevilla | 1,053.05 mi (1,694.72 km) |
| Geraardsbergen to Sevilla La Nueva | 813.86 mi (1,309.79 km) |
| Geraardsbergen to Silla | 814.82 mi (1,311.32 km) |
| Geraardsbergen to Silleda | 797.47 mi (1,283.40 km) |
| Geraardsbergen to Sitges | 665.98 mi (1,071.79 km) |
| Geraardsbergen to Socuellamos | 856.00 mi (1,377.60 km) |
| Geraardsbergen to Soller | 762.11 mi (1,226.50 km) |
| Geraardsbergen to Solsona | 616.27 mi (991.80 km) |
| Geraardsbergen to Son Servera | 770.50 mi (1,240.00 km) |
| Geraardsbergen to Sonseca | 852.87 mi (1,372.56 km) |
| Geraardsbergen to Sopelana | 602.87 mi (970.22 km) |
| Geraardsbergen to Soria | 690.90 mi (1,111.90 km) |
| Geraardsbergen to Suances | 628.02 mi (1,010.70 km) |
| Geraardsbergen to Sueca | 824.33 mi (1,326.62 km) |
