| Ahlen to Bombarral | 1,188.60 mi (1,912.87 km) |
| Ahlen to Bougado | 1,058.49 mi (1,703.47 km) |
| Ahlen to Braga | 1,042.70 mi (1,678.06 km) |
| Ahlen to Braganca | 973.10 mi (1,566.06 km) |
| Ahlen to Cabeceiras de Basto | 1,029.73 mi (1,657.20 km) |
| Ahlen to Cacem | 1,220.89 mi (1,964.83 km) |
| Ahlen to Cadaval | 1,188.69 mi (1,913.01 km) |
| Ahlen to Caldas da Rainha | 1,180.38 mi (1,899.64 km) |
| Ahlen to Calheta | 1,818.79 mi (2,927.05 km) |
| Ahlen to Camara de Lobos | 1,814.05 mi (2,919.43 km) |
| Ahlen to Canico | 1,812.72 mi (2,917.28 km) |
| Ahlen to Cantanhede | 1,111.79 mi (1,789.26 km) |
| Ahlen to Carregal do Sal | 1,087.44 mi (1,750.07 km) |
| Ahlen to Cartaxo | 1,182.96 mi (1,903.79 km) |
| Ahlen to Cascais | 1,228.30 mi (1,976.75 km) |
