| Illescas to Seysses | 353.17 mi (568.37 km) |
| Illescas to Sin-le-Noble | 783.65 mi (1,261.16 km) |
| Illescas to Six-Fours-les-Plages | 539.22 mi (867.80 km) |
| Illescas to Soissons | 729.37 mi (1,173.81 km) |
| Illescas to Soisy-sous-Montmorency | 682.73 mi (1,098.74 km) |
| Illescas to Sollies-Pont | 551.78 mi (888.00 km) |
| Illescas to Somain | 786.81 mi (1,266.25 km) |
| Illescas to Sorgues | 520.85 mi (838.23 km) |
| Illescas to Sotteville-les-Rouen | 685.59 mi (1,103.36 km) |
| Illescas to Soyaux | 432.65 mi (696.28 km) |
| Illescas to Stains | 682.25 mi (1,097.98 km) |
| Illescas to Stiring-Wendel | 819.11 mi (1,318.23 km) |
| Illescas to Strasbourg | 816.49 mi (1,314.01 km) |
| Illescas to Sucy-en-Brie | 674.52 mi (1,085.53 km) |
| Illescas to Suresnes | 673.85 mi (1,084.45 km) |
