| Gien to Karlovo | 1,130.94 mi (1,820.07 km) |
| Gien to Karnobat | 1,231.29 mi (1,981.57 km) |
| Gien to Kavarna | 1,271.61 mi (2,046.46 km) |
| Gien to Kazanlak | 1,158.93 mi (1,865.12 km) |
| Gien to Knezha | 1,073.22 mi (1,727.19 km) |
| Gien to Kostinbrod | 1,053.01 mi (1,694.66 km) |
| Gien to Kozloduy | 1,049.52 mi (1,689.03 km) |
| Gien to Kyustendil | 1,045.40 mi (1,682.40 km) |
| Gien to Levski | 1,125.27 mi (1,810.95 km) |
| Gien to Lom | 1,025.54 mi (1,650.44 km) |
| Gien to Lovech | 1,112.54 mi (1,790.45 km) |
| Gien to Lukovit | 1,085.37 mi (1,746.74 km) |
| Gien to Lyaskovets | 1,159.56 mi (1,866.13 km) |
| Gien to Mezdra | 1,065.36 mi (1,714.53 km) |
| Gien to Momchilgrad | 1,193.74 mi (1,921.14 km) |
