| Dunstable to Cascais | 1,006.70 mi (1,620.12 km) |
| Dunstable to Castelo Branco | 897.99 mi (1,445.17 km) |
| Dunstable to Castro Daire | 836.18 mi (1,345.70 km) |
| Dunstable to Celorico de Basto | 806.76 mi (1,298.35 km) |
| Dunstable to Chamusca | 946.42 mi (1,523.12 km) |
| Dunstable to Chaves | 773.35 mi (1,244.59 km) |
| Dunstable to Cinfaes | 827.47 mi (1,331.69 km) |
| Dunstable to Coimbra | 890.10 mi (1,432.48 km) |
| Dunstable to Condeixa-a-Nova | 897.56 mi (1,444.48 km) |
| Dunstable to Corroios | 1,006.80 mi (1,620.29 km) |
| Dunstable to Coruche | 972.63 mi (1,565.29 km) |
| Dunstable to Costa de Caparica | 1,006.58 mi (1,619.93 km) |
| Dunstable to Covilha | 867.66 mi (1,396.37 km) |
| Dunstable to Eiras | 888.02 mi (1,429.13 km) |
| Dunstable to Elvas | 954.37 mi (1,535.90 km) |
