| Illingen to Bombarral | 1,058.83 mi (1,704.02 km) |
| Illingen to Bougado | 936.70 mi (1,507.47 km) |
| Illingen to Braga | 921.55 mi (1,483.09 km) |
| Illingen to Braganca | 845.98 mi (1,361.47 km) |
| Illingen to Cabeceiras de Basto | 906.70 mi (1,459.19 km) |
| Illingen to Cacem | 1,089.59 mi (1,753.53 km) |
| Illingen to Cadaval | 1,058.54 mi (1,703.56 km) |
| Illingen to Caldas da Rainha | 1,051.15 mi (1,691.66 km) |
| Illingen to Calheta | 1,693.72 mi (2,725.79 km) |
| Illingen to Camara de Lobos | 1,688.33 mi (2,717.10 km) |
| Illingen to Canico | 1,686.45 mi (2,714.08 km) |
| Illingen to Cantanhede | 984.80 mi (1,584.88 km) |
| Illingen to Carregal do Sal | 958.38 mi (1,542.36 km) |
| Illingen to Cartaxo | 1,051.20 mi (1,691.75 km) |
| Illingen to Cascais | 1,097.13 mi (1,765.66 km) |
