| Wilhelmshaven to Karlovo | 1,071.95 mi (1,725.13 km) |
| Wilhelmshaven to Karnobat | 1,145.16 mi (1,842.96 km) |
| Wilhelmshaven to Kavarna | 1,152.85 mi (1,855.33 km) |
| Wilhelmshaven to Kazanlak | 1,092.76 mi (1,758.64 km) |
| Wilhelmshaven to Knezha | 1,003.17 mi (1,614.45 km) |
| Wilhelmshaven to Kostinbrod | 1,012.08 mi (1,628.79 km) |
| Wilhelmshaven to Kozloduy | 976.92 mi (1,572.20 km) |
| Wilhelmshaven to Kyustendil | 1,025.36 mi (1,650.16 km) |
| Wilhelmshaven to Levski | 1,044.87 mi (1,681.55 km) |
| Wilhelmshaven to Lom | 958.60 mi (1,542.72 km) |
| Wilhelmshaven to Lovech | 1,043.09 mi (1,678.70 km) |
| Wilhelmshaven to Lukovit | 1,021.67 mi (1,644.22 km) |
| Wilhelmshaven to Lyaskovets | 1,078.20 mi (1,735.19 km) |
| Wilhelmshaven to Mezdra | 1,009.30 mi (1,624.31 km) |
| Wilhelmshaven to Momchilgrad | 1,151.28 mi (1,852.81 km) |
