| Ruislip to Benavente | 960.04 mi (1,545.03 km) |
| Ruislip to Bombarral | 948.20 mi (1,525.99 km) |
| Ruislip to Bougado | 805.13 mi (1,295.73 km) |
| Ruislip to Braga | 788.72 mi (1,269.33 km) |
| Ruislip to Braganca | 737.90 mi (1,187.53 km) |
| Ruislip to Cabeceiras de Basto | 780.87 mi (1,256.69 km) |
| Ruislip to Cacem | 983.04 mi (1,582.06 km) |
| Ruislip to Cadaval | 949.24 mi (1,527.66 km) |
| Ruislip to Caldas da Rainha | 938.98 mi (1,511.13 km) |
| Ruislip to Calheta | 1,550.98 mi (2,496.06 km) |
| Ruislip to Camara de Lobos | 1,547.75 mi (2,490.87 km) |
| Ruislip to Canico | 1,547.63 mi (2,490.67 km) |
| Ruislip to Cantanhede | 868.02 mi (1,396.95 km) |
| Ruislip to Carregal do Sal | 850.15 mi (1,368.18 km) |
| Ruislip to Cartaxo | 947.98 mi (1,525.62 km) |
