| Orthez to Devnya | 1,416.90 mi (2,280.28 km) |
| Orthez to Dimitrovgrad | 1,335.63 mi (2,149.49 km) |
| Orthez to Dobrich | 1,425.81 mi (2,294.62 km) |
| Orthez to Dospat | 1,270.48 mi (2,044.64 km) |
| Orthez to Dupnitsa | 1,208.37 mi (1,944.69 km) |
| Orthez to Elhovo | 1,382.05 mi (2,224.20 km) |
| Orthez to Etropole | 1,244.64 mi (2,003.05 km) |
| Orthez to Gabrovo | 1,310.57 mi (2,109.16 km) |
| Orthez to Gorna Oryahovitsa | 1,325.42 mi (2,133.06 km) |
| Orthez to Gotse Delchev | 1,250.19 mi (2,011.99 km) |
| Orthez to Harmanli | 1,352.49 mi (2,176.62 km) |
| Orthez to Haskovo | 1,335.83 mi (2,149.82 km) |
| Orthez to Ihtiman | 1,240.78 mi (1,996.84 km) |
| Orthez to Isperih | 1,374.79 mi (2,212.52 km) |
| Orthez to Kardzhali | 1,330.54 mi (2,141.30 km) |
