| Leiden to Devnya | 1,230.65 mi (1,980.54 km) |
| Leiden to Dimitrovgrad | 1,206.69 mi (1,941.98 km) |
| Leiden to Dobrich | 1,226.47 mi (1,973.82 km) |
| Leiden to Dospat | 1,172.53 mi (1,887.00 km) |
| Leiden to Dupnitsa | 1,104.37 mi (1,777.31 km) |
| Leiden to Elhovo | 1,238.10 mi (1,992.54 km) |
| Leiden to Etropole | 1,109.96 mi (1,786.30 km) |
| Leiden to Gabrovo | 1,158.98 mi (1,865.20 km) |
| Leiden to Gorna Oryahovitsa | 1,161.17 mi (1,868.73 km) |
| Leiden to Gotse Delchev | 1,160.86 mi (1,868.23 km) |
| Leiden to Harmanli | 1,223.49 mi (1,969.02 km) |
| Leiden to Haskovo | 1,210.91 mi (1,948.77 km) |
| Leiden to Ihtiman | 1,121.71 mi (1,805.22 km) |
| Leiden to Isperih | 1,180.41 mi (1,899.69 km) |
| Leiden to Kardzhali | 1,216.84 mi (1,958.31 km) |
