| Langenthal to Ilawa | 679.29 mi (1,093.21 km) |
| Langenthal to Imielin | 558.50 mi (898.82 km) |
| Langenthal to Inowroclaw | 603.07 mi (970.55 km) |
| Langenthal to Janow Lubelski | 705.00 mi (1,134.58 km) |
| Langenthal to Jarocin | 544.32 mi (876.00 km) |
| Langenthal to Jaroslaw | 706.06 mi (1,136.29 km) |
| Langenthal to Jasien | 679.66 mi (1,093.81 km) |
| Langenthal to Jaslo | 649.79 mi (1,045.73 km) |
| Langenthal to Jastrzebie-Zdroj | 527.93 mi (849.63 km) |
| Langenthal to Jawor | 463.15 mi (745.37 km) |
| Langenthal to Jaworzno | 562.19 mi (904.75 km) |
| Langenthal to Jedrzejow | 614.33 mi (988.67 km) |
| Langenthal to Jelcz-Laskowice | 505.38 mi (813.32 km) |
| Langenthal to Jelenia Gora | 440.60 mi (709.08 km) |
| Langenthal to Jozefoslaw | 680.99 mi (1,095.95 km) |
