| Idanha-a-Nova to Devnya | 1,800.22 mi (2,897.18 km) |
| Idanha-a-Nova to Dimitrovgrad | 1,708.33 mi (2,749.29 km) |
| Idanha-a-Nova to Dobrich | 1,811.68 mi (2,915.62 km) |
| Idanha-a-Nova to Dospat | 1,638.01 mi (2,636.12 km) |
| Idanha-a-Nova to Dupnitsa | 1,580.41 mi (2,543.42 km) |
| Idanha-a-Nova to Elhovo | 1,756.71 mi (2,827.15 km) |
| Idanha-a-Nova to Etropole | 1,622.46 mi (2,611.09 km) |
| Idanha-a-Nova to Gabrovo | 1,689.68 mi (2,719.28 km) |
| Idanha-a-Nova to Gorna Oryahovitsa | 1,706.86 mi (2,746.93 km) |
| Idanha-a-Nova to Gotse Delchev | 1,616.39 mi (2,601.32 km) |
| Idanha-a-Nova to Harmanli | 1,724.54 mi (2,775.37 km) |
| Idanha-a-Nova to Haskovo | 1,707.51 mi (2,747.98 km) |
| Idanha-a-Nova to Ihtiman | 1,615.03 mi (2,599.14 km) |
| Idanha-a-Nova to Isperih | 1,761.11 mi (2,834.24 km) |
| Idanha-a-Nova to Kardzhali | 1,699.55 mi (2,735.15 km) |
