| Adel to Devnya | 1,507.40 mi (2,425.93 km) |
| Adel to Dimitrovgrad | 1,484.80 mi (2,389.55 km) |
| Adel to Dobrich | 1,502.61 mi (2,418.21 km) |
| Adel to Dospat | 1,450.27 mi (2,333.99 km) |
| Adel to Dupnitsa | 1,382.02 mi (2,224.15 km) |
| Adel to Elhovo | 1,516.06 mi (2,439.87 km) |
| Adel to Etropole | 1,388.06 mi (2,233.86 km) |
| Adel to Gabrovo | 1,436.98 mi (2,312.59 km) |
| Adel to Gorna Oryahovitsa | 1,438.94 mi (2,315.76 km) |
| Adel to Gotse Delchev | 1,438.35 mi (2,314.80 km) |
| Adel to Harmanli | 1,501.59 mi (2,416.58 km) |
| Adel to Haskovo | 1,489.02 mi (2,396.34 km) |
| Adel to Ihtiman | 1,399.70 mi (2,252.59 km) |
| Adel to Isperih | 1,457.08 mi (2,344.94 km) |
| Adel to Kardzhali | 1,494.90 mi (2,405.82 km) |
