| Duffel to Bombarral | 1,050.80 mi (1,691.10 km) |
| Duffel to Bougado | 916.98 mi (1,475.74 km) |
| Duffel to Braga | 900.96 mi (1,449.95 km) |
| Duffel to Braganca | 834.96 mi (1,343.74 km) |
| Duffel to Cabeceiras de Basto | 889.00 mi (1,430.71 km) |
| Duffel to Cacem | 1,083.88 mi (1,744.34 km) |
| Duffel to Cadaval | 1,051.12 mi (1,691.61 km) |
| Duffel to Caldas da Rainha | 1,042.30 mi (1,677.42 km) |
| Duffel to Calheta | 1,676.69 mi (2,698.38 km) |
| Duffel to Camara de Lobos | 1,672.29 mi (2,691.30 km) |
| Duffel to Canico | 1,671.23 mi (2,689.59 km) |
| Duffel to Cantanhede | 972.74 mi (1,565.48 km) |
| Duffel to Carregal do Sal | 949.73 mi (1,528.44 km) |
| Duffel to Cartaxo | 1,046.43 mi (1,684.06 km) |
| Duffel to Cascais | 1,091.18 mi (1,756.08 km) |
