| Langenthal to Isny im Allgau | 110.39 mi (177.66 km) |
| Langenthal to Isselburg | 324.37 mi (522.02 km) |
| Langenthal to Issum | 304.82 mi (490.56 km) |
| Langenthal to Itzehoe | 469.66 mi (755.84 km) |
| Langenthal to Jena | 308.70 mi (496.81 km) |
| Langenthal to Jever | 439.30 mi (706.99 km) |
| Langenthal to Jork | 444.41 mi (715.21 km) |
| Langenthal to Juchen | 274.55 mi (441.85 km) |
| Langenthal to Julich | 264.01 mi (424.89 km) |
| Langenthal to Juterbog | 405.99 mi (653.37 km) |
| Langenthal to Kaarst | 281.33 mi (452.76 km) |
| Langenthal to Kaiserslautern | 153.94 mi (247.74 km) |
| Langenthal to Kalkar | 319.52 mi (514.22 km) |
| Langenthal to Kall | 237.00 mi (381.42 km) |
| Langenthal to Kaltenkirchen | 467.43 mi (752.25 km) |
