| Northolt to Pandino | 620.97 mi (999.35 km) |
| Northolt to Paola | 1,152.50 mi (1,854.77 km) |
| Northolt to Parabiago | 593.10 mi (954.51 km) |
| Northolt to Parabita | 1,187.74 mi (1,911.49 km) |
| Northolt to Parma | 677.09 mi (1,089.67 km) |
| Northolt to Partanna | 1,152.13 mi (1,854.17 km) |
| Northolt to Partinico | 1,139.21 mi (1,833.38 km) |
| Northolt to Pasian di Prato | 723.34 mi (1,164.11 km) |
| Northolt to Paterno | 1,218.83 mi (1,961.52 km) |
| Northolt to Patti | 1,187.71 mi (1,911.43 km) |
| Northolt to Paullo | 615.15 mi (989.99 km) |
| Northolt to Pavia | 619.01 mi (996.19 km) |
| Northolt to Pavullo nel Frignano | 717.77 mi (1,155.15 km) |
| Northolt to Pedara | 1,220.88 mi (1,964.82 km) |
| Northolt to Pellezzano | 1,036.88 mi (1,668.70 km) |
