| Rushden to Karlovo | 1,350.84 mi (2,173.96 km) |
| Rushden to Karnobat | 1,438.74 mi (2,315.43 km) |
| Rushden to Kavarna | 1,461.37 mi (2,351.84 km) |
| Rushden to Kazanlak | 1,375.67 mi (2,213.92 km) |
| Rushden to Knezha | 1,285.79 mi (2,069.28 km) |
| Rushden to Kostinbrod | 1,280.33 mi (2,060.49 km) |
| Rushden to Kozloduy | 1,260.07 mi (2,027.89 km) |
| Rushden to Kyustendil | 1,283.06 mi (2,064.88 km) |
| Rushden to Levski | 1,333.55 mi (2,146.13 km) |
| Rushden to Lom | 1,238.45 mi (1,993.09 km) |
| Rushden to Lovech | 1,326.43 mi (2,134.68 km) |
| Rushden to Lukovit | 1,301.65 mi (2,094.80 km) |
| Rushden to Lyaskovets | 1,368.11 mi (2,201.75 km) |
| Rushden to Mezdra | 1,285.15 mi (2,068.25 km) |
| Rushden to Momchilgrad | 1,423.64 mi (2,291.13 km) |
