| Ratingen to Karlovo | 1,032.12 mi (1,661.04 km) |
| Ratingen to Karnobat | 1,116.76 mi (1,797.25 km) |
| Ratingen to Kavarna | 1,136.90 mi (1,829.66 km) |
| Ratingen to Kazanlak | 1,055.99 mi (1,699.45 km) |
| Ratingen to Knezha | 965.81 mi (1,554.32 km) |
| Ratingen to Kostinbrod | 964.38 mi (1,552.03 km) |
| Ratingen to Kozloduy | 939.84 mi (1,512.53 km) |
| Ratingen to Kyustendil | 970.63 mi (1,562.07 km) |
| Ratingen to Levski | 1,012.31 mi (1,629.15 km) |
| Ratingen to Lom | 918.95 mi (1,478.91 km) |
| Ratingen to Lovech | 1,006.44 mi (1,619.71 km) |
| Ratingen to Lukovit | 982.42 mi (1,581.06 km) |
| Ratingen to Lyaskovets | 1,046.71 mi (1,684.52 km) |
| Ratingen to Mezdra | 966.97 mi (1,556.19 km) |
| Ratingen to Momchilgrad | 1,107.14 mi (1,781.77 km) |
