| Luton to Cascais | 1,008.42 mi (1,622.89 km) |
| Luton to Castelo Branco | 899.40 mi (1,447.45 km) |
| Luton to Castro Daire | 837.83 mi (1,348.36 km) |
| Luton to Celorico de Basto | 808.49 mi (1,301.14 km) |
| Luton to Chamusca | 948.01 mi (1,525.68 km) |
| Luton to Chaves | 775.00 mi (1,247.25 km) |
| Luton to Cinfaes | 829.20 mi (1,334.47 km) |
| Luton to Coimbra | 891.78 mi (1,435.19 km) |
| Luton to Condeixa-a-Nova | 899.24 mi (1,447.19 km) |
| Luton to Corroios | 1,008.46 mi (1,622.95 km) |
| Luton to Coruche | 974.18 mi (1,567.79 km) |
| Luton to Costa de Caparica | 1,008.25 mi (1,622.62 km) |
| Luton to Covilha | 869.13 mi (1,398.72 km) |
| Luton to Eiras | 889.70 mi (1,431.84 km) |
| Luton to Elvas | 955.59 mi (1,537.88 km) |
