| Bostonia to Devnya | 6,724.78 mi (10,822.48 km) |
| Bostonia to Dimitrovgrad | 6,744.04 mi (10,853.49 km) |
| Bostonia to Dobrich | 6,710.26 mi (10,799.12 km) |
| Bostonia to Dospat | 6,728.95 mi (10,829.19 km) |
| Bostonia to Dupnitsa | 6,664.17 mi (10,724.94 km) |
| Bostonia to Elhovo | 6,762.38 mi (10,883.00 km) |
| Bostonia to Etropole | 6,655.19 mi (10,710.50 km) |
| Bostonia to Gabrovo | 6,688.71 mi (10,764.43 km) |
| Bostonia to Gorna Oryahovitsa | 6,682.48 mi (10,754.41 km) |
| Bostonia to Gotse Delchev | 6,721.84 mi (10,817.76 km) |
| Bostonia to Harmanli | 6,758.88 mi (10,877.36 km) |
| Bostonia to Haskovo | 6,750.07 mi (10,863.19 km) |
| Bostonia to Ihtiman | 6,673.34 mi (10,739.71 km) |
| Bostonia to Isperih | 6,676.54 mi (10,744.85 km) |
| Bostonia to Kardzhali | 6,761.49 mi (10,881.57 km) |
