| Bydgoszcz to Devnya | 812.50 mi (1,307.59 km) |
| Bydgoszcz to Dimitrovgrad | 841.87 mi (1,354.86 km) |
| Bydgoszcz to Dobrich | 798.26 mi (1,284.68 km) |
| Bydgoszcz to Dospat | 842.71 mi (1,356.22 km) |
| Bydgoszcz to Dupnitsa | 786.49 mi (1,265.73 km) |
| Bydgoszcz to Elhovo | 854.14 mi (1,374.61 km) |
| Bydgoszcz to Etropole | 762.45 mi (1,227.05 km) |
| Bydgoszcz to Gabrovo | 784.54 mi (1,262.59 km) |
| Bydgoszcz to Gorna Oryahovitsa | 775.10 mi (1,247.40 km) |
| Bydgoszcz to Gotse Delchev | 841.62 mi (1,354.45 km) |
| Bydgoszcz to Harmanli | 855.19 mi (1,376.30 km) |
| Bydgoszcz to Haskovo | 848.71 mi (1,365.87 km) |
| Bydgoszcz to Ihtiman | 785.42 mi (1,264.01 km) |
| Bydgoszcz to Isperih | 764.45 mi (1,230.27 km) |
| Bydgoszcz to Kardzhali | 863.20 mi (1,389.19 km) |
