| Castelo Branco to Seysses | 520.80 mi (838.14 km) |
| Castelo Branco to Sin-le-Noble | 891.95 mi (1,435.45 km) |
| Castelo Branco to Six-Fours-les-Plages | 725.14 mi (1,167.00 km) |
| Castelo Branco to Soissons | 846.94 mi (1,363.01 km) |
| Castelo Branco to Soisy-sous-Montmorency | 795.81 mi (1,280.74 km) |
| Castelo Branco to Sollies-Pont | 737.43 mi (1,186.78 km) |
| Castelo Branco to Somain | 896.34 mi (1,442.52 km) |
| Castelo Branco to Sorgues | 698.03 mi (1,123.37 km) |
| Castelo Branco to Sotteville-les-Rouen | 784.84 mi (1,263.08 km) |
| Castelo Branco to Soyaux | 560.33 mi (901.77 km) |
| Castelo Branco to Stains | 796.34 mi (1,281.58 km) |
| Castelo Branco to Stiring-Wendel | 959.21 mi (1,543.71 km) |
| Castelo Branco to Strasbourg | 965.03 mi (1,553.06 km) |
| Castelo Branco to Sucy-en-Brie | 791.28 mi (1,273.44 km) |
| Castelo Branco to Suresnes | 787.29 mi (1,267.03 km) |
