| Oeiras to Devnya | 1,934.05 mi (3,112.56 km) |
| Oeiras to Dimitrovgrad | 1,839.88 mi (2,961.00 km) |
| Oeiras to Dobrich | 1,946.08 mi (3,131.92 km) |
| Oeiras to Dospat | 1,768.53 mi (2,846.18 km) |
| Oeiras to Dupnitsa | 1,712.10 mi (2,755.36 km) |
| Oeiras to Elhovo | 1,888.61 mi (3,039.42 km) |
| Oeiras to Etropole | 1,755.35 mi (2,824.96 km) |
| Oeiras to Gabrovo | 1,822.73 mi (2,933.41 km) |
| Oeiras to Gorna Oryahovitsa | 1,840.41 mi (2,961.86 km) |
| Oeiras to Gotse Delchev | 1,746.67 mi (2,810.99 km) |
| Oeiras to Harmanli | 1,855.90 mi (2,986.78 km) |
| Oeiras to Haskovo | 1,838.83 mi (2,959.31 km) |
| Oeiras to Ihtiman | 1,747.14 mi (2,811.76 km) |
| Oeiras to Isperih | 1,895.68 mi (3,050.81 km) |
| Oeiras to Kardzhali | 1,830.26 mi (2,945.52 km) |
