| Diyadin to Karlovo | 1,003.47 mi (1,614.92 km) |
| Diyadin to Karnobat | 893.62 mi (1,438.14 km) |
| Diyadin to Kavarna | 837.02 mi (1,347.06 km) |
| Diyadin to Kazanlak | 973.31 mi (1,566.39 km) |
| Diyadin to Knezha | 1,047.15 mi (1,685.22 km) |
| Diyadin to Kostinbrod | 1,084.97 mi (1,746.08 km) |
| Diyadin to Kozloduy | 1,067.42 mi (1,717.85 km) |
| Diyadin to Kyustendil | 1,109.52 mi (1,785.60 km) |
| Diyadin to Levski | 993.67 mi (1,599.17 km) |
| Diyadin to Lom | 1,092.30 mi (1,757.88 km) |
| Diyadin to Lovech | 1,012.04 mi (1,628.73 km) |
| Diyadin to Lukovit | 1,040.14 mi (1,673.94 km) |
| Diyadin to Lyaskovets | 961.81 mi (1,547.88 km) |
| Diyadin to Mezdra | 1,063.05 mi (1,710.81 km) |
| Diyadin to Momchilgrad | 966.84 mi (1,555.99 km) |
