| Glastonbury to Devnya | 1,510.76 mi (2,431.33 km) |
| Glastonbury to Dimitrovgrad | 1,471.71 mi (2,368.49 km) |
| Glastonbury to Dobrich | 1,509.56 mi (2,429.40 km) |
| Glastonbury to Dospat | 1,428.00 mi (2,298.14 km) |
| Glastonbury to Dupnitsa | 1,359.45 mi (2,187.82 km) |
| Glastonbury to Elhovo | 1,507.87 mi (2,426.68 km) |
| Glastonbury to Etropole | 1,373.83 mi (2,210.96 km) |
| Glastonbury to Gabrovo | 1,428.76 mi (2,299.36 km) |
| Glastonbury to Gorna Oryahovitsa | 1,434.27 mi (2,308.24 km) |
| Glastonbury to Gotse Delchev | 1,413.50 mi (2,274.80 km) |
| Glastonbury to Harmanli | 1,488.95 mi (2,396.24 km) |
| Glastonbury to Haskovo | 1,474.95 mi (2,373.71 km) |
| Glastonbury to Ihtiman | 1,381.62 mi (2,223.51 km) |
| Glastonbury to Isperih | 1,461.37 mi (2,351.84 km) |
| Glastonbury to Kardzhali | 1,477.97 mi (2,378.57 km) |
