| Danbury to Devnya | 4,810.48 mi (7,741.72 km) |
| Danbury to Dimitrovgrad | 4,781.15 mi (7,694.51 km) |
| Danbury to Dobrich | 4,806.02 mi (7,734.53 km) |
| Danbury to Dospat | 4,739.21 mi (7,627.03 km) |
| Danbury to Dupnitsa | 4,670.64 mi (7,516.67 km) |
| Danbury to Elhovo | 4,815.35 mi (7,749.55 km) |
| Danbury to Etropole | 4,683.43 mi (7,537.26 km) |
| Danbury to Gabrovo | 4,736.07 mi (7,621.97 km) |
| Danbury to Gorna Oryahovitsa | 4,739.67 mi (7,627.76 km) |
| Danbury to Gotse Delchev | 4,724.77 mi (7,603.78 km) |
| Danbury to Harmanli | 4,798.27 mi (7,722.07 km) |
| Danbury to Haskovo | 4,784.71 mi (7,700.25 km) |
| Danbury to Ihtiman | 4,692.23 mi (7,551.42 km) |
| Danbury to Isperih | 4,760.23 mi (7,660.86 km) |
| Danbury to Kardzhali | 4,788.49 mi (7,706.34 km) |
