| Northolt to Penne | 918.03 mi (1,477.43 km) |
| Northolt to Pergine Valsugana | 648.51 mi (1,043.68 km) |
| Northolt to Perugia | 832.41 mi (1,339.63 km) |
| Northolt to Pesaro | 809.13 mi (1,302.17 km) |
| Northolt to Pescantina | 662.07 mi (1,065.50 km) |
| Northolt to Pescara | 927.48 mi (1,492.63 km) |
| Northolt to Peschiera del Garda | 657.95 mi (1,058.86 km) |
| Northolt to Pescia | 735.52 mi (1,183.71 km) |
| Northolt to Petilia Policastro | 1,190.82 mi (1,916.43 km) |
| Northolt to Piacenza | 643.68 mi (1,035.91 km) |
| Northolt to Pianella | 925.14 mi (1,488.88 km) |
| Northolt to Pianezza | 573.95 mi (923.69 km) |
| Northolt to Pianiga | 704.21 mi (1,133.32 km) |
| Northolt to Piano di Sorrento | 1,030.71 mi (1,658.76 km) |
| Northolt to Pianoro | 731.96 mi (1,177.98 km) |
