| Siedlce to Ilawa | 150.01 mi (241.42 km) |
| Siedlce to Imielin | 192.93 mi (310.49 km) |
| Siedlce to Inowroclaw | 174.22 mi (280.39 km) |
| Siedlce to Janow Lubelski | 100.26 mi (161.36 km) |
| Siedlce to Jarocin | 203.09 mi (326.85 km) |
| Siedlce to Jaroslaw | 149.36 mi (240.37 km) |
| Siedlce to Jasien | 214.70 mi (345.53 km) |
| Siedlce to Jaslo | 170.60 mi (274.55 km) |
| Siedlce to Jastrzebie-Zdroj | 221.48 mi (356.43 km) |
| Siedlce to Jawor | 271.58 mi (437.07 km) |
| Siedlce to Jaworzno | 187.71 mi (302.09 km) |
| Siedlce to Jedrzejow | 135.72 mi (218.41 km) |
| Siedlce to Jelcz-Laskowice | 225.84 mi (363.46 km) |
| Siedlce to Jelenia Gora | 294.05 mi (473.23 km) |
| Siedlce to Jozefoslaw | 52.15 mi (83.93 km) |
