| Boadilla del Monte to Montana | 1,402.35 mi (2,256.86 km) |
| Boadilla del Monte to Nova Zagora | 1,546.56 mi (2,488.95 km) |
| Boadilla del Monte to Novi Iskar | 1,410.06 mi (2,269.28 km) |
| Boadilla del Monte to Novi Pazar | 1,602.13 mi (2,578.37 km) |
| Boadilla del Monte to Omurtag | 1,563.84 mi (2,516.75 km) |
| Boadilla del Monte to Panagyurishte | 1,453.50 mi (2,339.18 km) |
| Boadilla del Monte to Parvomay | 1,508.36 mi (2,427.47 km) |
| Boadilla del Monte to Pavlikeni | 1,508.19 mi (2,427.20 km) |
| Boadilla del Monte to Pazardzhik | 1,462.67 mi (2,353.95 km) |
| Boadilla del Monte to Pernik | 1,394.66 mi (2,244.49 km) |
| Boadilla del Monte to Peshtera | 1,461.96 mi (2,352.79 km) |
| Boadilla del Monte to Petrich | 1,410.20 mi (2,269.50 km) |
| Boadilla del Monte to Pleven | 1,472.53 mi (2,369.81 km) |
| Boadilla del Monte to Plovdiv | 1,484.23 mi (2,388.63 km) |
| Boadilla del Monte to Pomorie | 1,627.34 mi (2,618.95 km) |
