| Widnes to Pontedera | 904.39 mi (1,455.48 km) |
| Widnes to Pontinia | 1,102.63 mi (1,774.52 km) |
| Widnes to Porcari | 894.11 mi (1,438.92 km) |
| Widnes to Porcia | 852.68 mi (1,372.25 km) |
| Widnes to Pordenone | 854.64 mi (1,375.41 km) |
| Widnes to Portici | 1,175.46 mi (1,891.73 km) |
| Widnes to Porto Empedocle | 1,355.46 mi (2,181.40 km) |
| Widnes to Porto Recanati | 1,013.59 mi (1,631.21 km) |
| Widnes to Porto Sant'Elpidio | 1,024.99 mi (1,649.56 km) |
| Widnes to Porto Tolle | 891.27 mi (1,434.36 km) |
| Widnes to Porto Torres | 1,008.80 mi (1,623.51 km) |
| Widnes to Portoferraio | 942.18 mi (1,516.30 km) |
| Widnes to Portogruaro | 868.92 mi (1,398.39 km) |
| Widnes to Portomaggiore | 886.55 mi (1,426.76 km) |
| Widnes to Potenza | 1,232.21 mi (1,983.05 km) |
