| Quaregnon to Karnobat | 1,216.96 mi (1,958.50 km) |
| Quaregnon to Kavarna | 1,244.28 mi (2,002.47 km) |
| Quaregnon to Kazanlak | 1,151.52 mi (1,853.20 km) |
| Quaregnon to Knezha | 1,062.15 mi (1,709.36 km) |
| Quaregnon to Kostinbrod | 1,053.73 mi (1,695.81 km) |
| Quaregnon to Kozloduy | 1,036.74 mi (1,668.48 km) |
| Quaregnon to Kyustendil | 1,054.77 mi (1,697.48 km) |
| Quaregnon to Levski | 1,111.10 mi (1,788.14 km) |
| Quaregnon to Lom | 1,014.49 mi (1,632.67 km) |
| Quaregnon to Lovech | 1,102.69 mi (1,774.60 km) |
| Quaregnon to Lukovit | 1,077.28 mi (1,733.72 km) |
| Quaregnon to Lyaskovets | 1,145.76 mi (1,843.92 km) |
| Quaregnon to Mezdra | 1,059.99 mi (1,705.89 km) |
| Quaregnon to Momchilgrad | 1,197.07 mi (1,926.50 km) |
| Quaregnon to Montana | 1,030.08 mi (1,657.75 km) |
