| Regensburg to Isny im Allgau | 131.08 mi (210.96 km) |
| Regensburg to Isselburg | 314.48 mi (506.10 km) |
| Regensburg to Issum | 304.53 mi (490.09 km) |
| Regensburg to Itzehoe | 356.61 mi (573.91 km) |
| Regensburg to Jena | 133.84 mi (215.39 km) |
| Regensburg to Jever | 362.92 mi (584.07 km) |
| Regensburg to Jork | 328.90 mi (529.32 km) |
| Regensburg to Juchen | 286.32 mi (460.78 km) |
| Regensburg to Julich | 286.36 mi (460.85 km) |
| Regensburg to Juterbog | 210.20 mi (338.29 km) |
| Regensburg to Kaarst | 285.83 mi (460.00 km) |
| Regensburg to Kaiserslautern | 196.87 mi (316.83 km) |
| Regensburg to Kalkar | 316.83 mi (509.89 km) |
| Regensburg to Kall | 268.54 mi (432.18 km) |
| Regensburg to Kaltenkirchen | 345.52 mi (556.06 km) |
