| Horsham to Karlovo | 1,313.49 mi (2,113.85 km) |
| Horsham to Karnobat | 1,405.12 mi (2,261.31 km) |
| Horsham to Kavarna | 1,432.52 mi (2,305.41 km) |
| Horsham to Kazanlak | 1,339.28 mi (2,155.36 km) |
| Horsham to Knezha | 1,250.05 mi (2,011.76 km) |
| Horsham to Kostinbrod | 1,240.64 mi (1,996.62 km) |
| Horsham to Kozloduy | 1,224.72 mi (1,970.99 km) |
| Horsham to Kyustendil | 1,240.60 mi (1,996.56 km) |
| Horsham to Levski | 1,299.20 mi (2,090.85 km) |
| Horsham to Lom | 1,202.35 mi (1,934.99 km) |
| Horsham to Lovech | 1,290.56 mi (2,076.95 km) |
| Horsham to Lukovit | 1,265.01 mi (2,035.84 km) |
| Horsham to Lyaskovets | 1,333.86 mi (2,146.64 km) |
| Horsham to Mezdra | 1,247.49 mi (2,007.65 km) |
| Horsham to Momchilgrad | 1,383.92 mi (2,227.21 km) |
