| Karlsruhe to Quickborn | 332.68 mi (535.39 km) |
| Karlsruhe to Quierschied | 64.76 mi (104.22 km) |
| Karlsruhe to Radeberg | 284.48 mi (457.82 km) |
| Karlsruhe to Radebeul | 273.81 mi (440.66 km) |
| Karlsruhe to Radevormwald | 158.41 mi (254.93 km) |
| Karlsruhe to Radolfzell am Bodensee | 91.86 mi (147.84 km) |
| Karlsruhe to Raesfeld | 202.69 mi (326.19 km) |
| Karlsruhe to Rahden | 235.62 mi (379.19 km) |
| Karlsruhe to Rain | 116.44 mi (187.40 km) |
| Karlsruhe to Rangsdorf | 315.64 mi (507.97 km) |
| Karlsruhe to Rastatt | 14.38 mi (23.14 km) |
| Karlsruhe to Rastede | 293.14 mi (471.77 km) |
| Karlsruhe to Ratekau | 355.74 mi (572.50 km) |
| Karlsruhe to Rathenow | 301.55 mi (485.29 km) |
| Karlsruhe to Ratingen | 172.57 mi (277.73 km) |
