| Busca to Devnya | 1,002.71 mi (1,613.71 km) |
| Busca to Dimitrovgrad | 925.83 mi (1,489.99 km) |
| Busca to Dobrich | 1,011.04 mi (1,627.11 km) |
| Busca to Dospat | 864.03 mi (1,390.51 km) |
| Busca to Dupnitsa | 799.80 mi (1,287.15 km) |
| Busca to Elhovo | 971.09 mi (1,562.82 km) |
| Busca to Etropole | 832.90 mi (1,340.42 km) |
| Busca to Gabrovo | 898.02 mi (1,445.22 km) |
| Busca to Gorna Oryahovitsa | 911.98 mi (1,467.70 km) |
| Busca to Gotse Delchev | 844.76 mi (1,359.51 km) |
| Busca to Harmanli | 942.92 mi (1,517.49 km) |
| Busca to Haskovo | 926.55 mi (1,491.14 km) |
| Busca to Ihtiman | 830.76 mi (1,336.98 km) |
| Busca to Isperih | 959.99 mi (1,544.95 km) |
| Busca to Kardzhali | 922.73 mi (1,485.00 km) |
