| Houghton Regis to Ovidiu | 1,430.41 mi (2,302.03 km) |
| Houghton Regis to Pantelimon | 1,325.09 mi (2,132.53 km) |
| Houghton Regis to Pascani | 1,254.42 mi (2,018.79 km) |
| Houghton Regis to Pechea | 1,350.61 mi (2,173.59 km) |
| Houghton Regis to Pecica | 1,050.37 mi (1,690.40 km) |
| Houghton Regis to Petrila | 1,173.13 mi (1,887.98 km) |
| Houghton Regis to Petrosani | 1,172.54 mi (1,887.02 km) |
| Houghton Regis to Piatra Neamt | 1,248.82 mi (2,009.79 km) |
| Houghton Regis to Pitesti | 1,254.56 mi (2,019.02 km) |
| Houghton Regis to Ploiesti | 1,299.80 mi (2,091.83 km) |
| Houghton Regis to Podu Iloaiei | 1,278.32 mi (2,057.26 km) |
| Houghton Regis to Poiana Mare | 1,216.54 mi (1,957.83 km) |
| Houghton Regis to Poienile de sub Munte | 1,140.76 mi (1,835.88 km) |
| Houghton Regis to Popesti-Leordeni | 1,326.44 mi (2,134.70 km) |
| Houghton Regis to Pucioasa | 1,270.45 mi (2,044.60 km) |
