| Saint-Omer to Pontinia | 825.02 mi (1,327.74 km) |
| Saint-Omer to Porcari | 616.49 mi (992.14 km) |
| Saint-Omer to Porcia | 578.13 mi (930.40 km) |
| Saint-Omer to Pordenone | 580.10 mi (933.57 km) |
| Saint-Omer to Portici | 897.34 mi (1,444.12 km) |
| Saint-Omer to Porto Empedocle | 1,082.34 mi (1,741.85 km) |
| Saint-Omer to Porto Recanati | 735.56 mi (1,183.78 km) |
| Saint-Omer to Porto Sant'Elpidio | 746.90 mi (1,202.01 km) |
| Saint-Omer to Porto Tolle | 613.78 mi (987.79 km) |
| Saint-Omer to Porto Torres | 745.34 mi (1,199.50 km) |
| Saint-Omer to Portoferraio | 666.67 mi (1,072.91 km) |
| Saint-Omer to Portogruaro | 594.19 mi (956.25 km) |
| Saint-Omer to Portomaggiore | 608.38 mi (979.09 km) |
| Saint-Omer to Potenza | 953.84 mi (1,535.05 km) |
| Saint-Omer to Potenza Picena | 737.28 mi (1,186.53 km) |
