| Langnau to Isny im Allgau | 117.57 mi (189.20 km) |
| Langnau to Isselburg | 343.00 mi (552.01 km) |
| Langnau to Issum | 323.40 mi (520.46 km) |
| Langnau to Itzehoe | 488.33 mi (785.89 km) |
| Langnau to Jena | 324.75 mi (522.64 km) |
| Langnau to Jever | 458.19 mi (737.39 km) |
| Langnau to Jork | 463.00 mi (745.13 km) |
| Langnau to Juchen | 293.09 mi (471.68 km) |
| Langnau to Julich | 282.43 mi (454.52 km) |
| Langnau to Juterbog | 421.79 mi (678.80 km) |
| Langnau to Kaarst | 299.95 mi (482.73 km) |
| Langnau to Kaiserslautern | 172.83 mi (278.15 km) |
| Langnau to Kalkar | 338.07 mi (544.07 km) |
| Langnau to Kall | 255.45 mi (411.10 km) |
| Langnau to Kaltenkirchen | 485.97 mi (782.09 km) |
