| Siedlce to Sacile | 614.70 mi (989.26 km) |
| Siedlce to Sala Consilina | 872.16 mi (1,403.61 km) |
| Siedlce to Salemi | 1,091.91 mi (1,757.26 km) |
| Siedlce to Salerno | 869.30 mi (1,399.00 km) |
| Siedlce to Salo | 698.64 mi (1,124.35 km) |
| Siedlce to Salsomaggiore Terme | 756.27 mi (1,217.10 km) |
| Siedlce to Saluzzo | 851.46 mi (1,370.29 km) |
| Siedlce to Salzano | 649.33 mi (1,044.99 km) |
| Siedlce to Samarate | 759.71 mi (1,222.63 km) |
| Siedlce to San Benedetto del Tronto | 746.12 mi (1,200.76 km) |
| Siedlce to San Biagio di Callalta | 632.91 mi (1,018.57 km) |
| Siedlce to San Bonifacio | 683.28 mi (1,099.63 km) |
| Siedlce to San Casciano in Val di Pesa | 778.73 mi (1,253.25 km) |
| Siedlce to San Cataldo | 1,090.99 mi (1,755.78 km) |
| Siedlce to San Cesareo | 841.32 mi (1,353.98 km) |
