| Leiden to Montana | 1,054.25 mi (1,696.65 km) |
| Leiden to Nova Zagora | 1,202.12 mi (1,934.62 km) |
| Leiden to Novi Iskar | 1,087.28 mi (1,749.80 km) |
| Leiden to Novi Pazar | 1,210.45 mi (1,948.04 km) |
| Leiden to Omurtag | 1,190.51 mi (1,915.93 km) |
| Leiden to Panagyurishte | 1,132.39 mi (1,822.41 km) |
| Leiden to Parvomay | 1,189.90 mi (1,914.97 km) |
| Leiden to Pavlikeni | 1,141.70 mi (1,837.39 km) |
| Leiden to Pazardzhik | 1,152.16 mi (1,854.23 km) |
| Leiden to Pernik | 1,085.10 mi (1,746.31 km) |
| Leiden to Peshtera | 1,158.89 mi (1,865.05 km) |
| Leiden to Petrich | 1,150.51 mi (1,851.56 km) |
| Leiden to Pleven | 1,107.37 mi (1,782.14 km) |
| Leiden to Plovdiv | 1,170.06 mi (1,883.03 km) |
| Leiden to Pomorie | 1,260.77 mi (2,029.02 km) |
