| Middlesbrough to Devnya | 1,509.78 mi (2,429.76 km) |
| Middlesbrough to Dimitrovgrad | 1,491.69 mi (2,400.64 km) |
| Middlesbrough to Dobrich | 1,504.02 mi (2,420.49 km) |
| Middlesbrough to Dospat | 1,459.72 mi (2,349.20 km) |
| Middlesbrough to Dupnitsa | 1,391.78 mi (2,239.86 km) |
| Middlesbrough to Elhovo | 1,521.55 mi (2,448.69 km) |
| Middlesbrough to Etropole | 1,395.57 mi (2,245.95 km) |
| Middlesbrough to Gabrovo | 1,442.71 mi (2,321.81 km) |
| Middlesbrough to Gorna Oryahovitsa | 1,443.71 mi (2,323.43 km) |
| Middlesbrough to Gotse Delchev | 1,448.53 mi (2,331.18 km) |
| Middlesbrough to Harmanli | 1,508.31 mi (2,427.40 km) |
| Middlesbrough to Haskovo | 1,496.16 mi (2,407.83 km) |
| Middlesbrough to Ihtiman | 1,408.19 mi (2,266.27 km) |
| Middlesbrough to Isperih | 1,459.36 mi (2,348.61 km) |
| Middlesbrough to Kardzhali | 1,502.79 mi (2,418.51 km) |
