| Port Glasgow to Pornichet | 607.26 mi (977.29 km) |
| Port Glasgow to Port-de-Bouc | 965.71 mi (1,554.16 km) |
| Port Glasgow to Portes-les-Valence | 870.82 mi (1,401.44 km) |
| Port Glasgow to Portet-sur-Garonne | 898.92 mi (1,446.68 km) |
| Port Glasgow to Porto-Vecchio | 1,172.79 mi (1,887.42 km) |
| Port Glasgow to Provins | 610.61 mi (982.68 km) |
| Port Glasgow to Puteaux | 567.27 mi (912.93 km) |
| Port Glasgow to Quetigny | 727.38 mi (1,170.61 km) |
| Port Glasgow to Queven | 565.39 mi (909.91 km) |
| Port Glasgow to Quimper | 548.99 mi (883.52 km) |
| Port Glasgow to Quimperle | 559.07 mi (899.74 km) |
| Port Glasgow to Quincy-sous-Senart | 586.65 mi (944.12 km) |
| Port Glasgow to Raismes | 510.69 mi (821.88 km) |
| Port Glasgow to Rambouillet | 573.56 mi (923.05 km) |
| Port Glasgow to Ramonville-Saint-Agne | 898.24 mi (1,445.57 km) |
