| Llantwit Major to Cascais | 923.81 mi (1,486.72 km) |
| Llantwit Major to Castelo Branco | 823.72 mi (1,325.65 km) |
| Llantwit Major to Castro Daire | 756.26 mi (1,217.07 km) |
| Llantwit Major to Celorico de Basto | 724.95 mi (1,166.69 km) |
| Llantwit Major to Chamusca | 867.22 mi (1,395.65 km) |
| Llantwit Major to Chaves | 694.01 mi (1,116.89 km) |
| Llantwit Major to Cinfaes | 745.66 mi (1,200.03 km) |
| Llantwit Major to Coimbra | 808.99 mi (1,301.95 km) |
| Llantwit Major to Condeixa-a-Nova | 816.27 mi (1,313.67 km) |
| Llantwit Major to Corroios | 925.56 mi (1,489.55 km) |
| Llantwit Major to Coruche | 894.11 mi (1,438.93 km) |
| Llantwit Major to Costa de Caparica | 924.80 mi (1,488.32 km) |
| Llantwit Major to Covilha | 792.24 mi (1,274.99 km) |
| Llantwit Major to Eiras | 806.85 mi (1,298.51 km) |
| Llantwit Major to Elvas | 884.42 mi (1,423.34 km) |
