| Ritterhude to Karlovo | 1,036.18 mi (1,667.57 km) |
| Ritterhude to Karnobat | 1,109.66 mi (1,785.82 km) |
| Ritterhude to Kavarna | 1,117.83 mi (1,798.98 km) |
| Ritterhude to Kazanlak | 1,057.05 mi (1,701.15 km) |
| Ritterhude to Knezha | 967.43 mi (1,556.93 km) |
| Ritterhude to Kostinbrod | 976.25 mi (1,571.13 km) |
| Ritterhude to Kozloduy | 941.17 mi (1,514.67 km) |
| Ritterhude to Kyustendil | 989.56 mi (1,592.54 km) |
| Ritterhude to Levski | 1,009.22 mi (1,624.19 km) |
| Ritterhude to Lom | 922.82 mi (1,485.13 km) |
| Ritterhude to Lovech | 1,007.37 mi (1,621.20 km) |
| Ritterhude to Lukovit | 985.90 mi (1,586.65 km) |
| Ritterhude to Lyaskovets | 1,042.59 mi (1,677.89 km) |
| Ritterhude to Mezdra | 973.50 mi (1,566.69 km) |
| Ritterhude to Momchilgrad | 1,115.48 mi (1,795.19 km) |
