| Flers to Devnya | 1,394.93 mi (2,244.92 km) |
| Flers to Dimitrovgrad | 1,343.24 mi (2,161.73 km) |
| Flers to Dobrich | 1,396.71 mi (2,247.79 km) |
| Flers to Dospat | 1,293.05 mi (2,080.97 km) |
| Flers to Dupnitsa | 1,225.14 mi (1,971.68 km) |
| Flers to Elhovo | 1,382.78 mi (2,225.36 km) |
| Flers to Etropole | 1,245.74 mi (2,004.82 km) |
| Flers to Gabrovo | 1,304.65 mi (2,099.63 km) |
| Flers to Gorna Oryahovitsa | 1,312.92 mi (2,112.94 km) |
| Flers to Gotse Delchev | 1,276.80 mi (2,054.81 km) |
| Flers to Harmanli | 1,360.62 mi (2,189.71 km) |
| Flers to Haskovo | 1,345.69 mi (2,165.68 km) |
| Flers to Ihtiman | 1,250.45 mi (2,012.41 km) |
| Flers to Isperih | 1,346.95 mi (2,167.71 km) |
| Flers to Kardzhali | 1,346.47 mi (2,166.94 km) |
