| Chalfont Saint Peter to Devnya | 1,425.53 mi (2,294.18 km) |
| Chalfont Saint Peter to Dimitrovgrad | 1,391.06 mi (2,238.69 km) |
| Chalfont Saint Peter to Dobrich | 1,423.41 mi (2,290.75 km) |
| Chalfont Saint Peter to Dospat | 1,350.14 mi (2,172.85 km) |
| Chalfont Saint Peter to Dupnitsa | 1,281.54 mi (2,062.45 km) |
| Chalfont Saint Peter to Elhovo | 1,425.83 mi (2,294.65 km) |
| Chalfont Saint Peter to Etropole | 1,293.32 mi (2,081.41 km) |
| Chalfont Saint Peter to Gabrovo | 1,346.58 mi (2,167.11 km) |
| Chalfont Saint Peter to Gorna Oryahovitsa | 1,351.09 mi (2,174.37 km) |
| Chalfont Saint Peter to Gotse Delchev | 1,336.46 mi (2,150.82 km) |
| Chalfont Saint Peter to Harmanli | 1,408.20 mi (2,266.27 km) |
| Chalfont Saint Peter to Haskovo | 1,394.60 mi (2,244.40 km) |
| Chalfont Saint Peter to Ihtiman | 1,302.33 mi (2,095.89 km) |
| Chalfont Saint Peter to Isperih | 1,375.81 mi (2,214.16 km) |
| Chalfont Saint Peter to Kardzhali | 1,398.51 mi (2,250.69 km) |
