| Morriston to Cascais | 933.98 mi (1,503.10 km) |
| Morriston to Castelo Branco | 836.17 mi (1,345.68 km) |
| Morriston to Castro Daire | 767.53 mi (1,235.22 km) |
| Morriston to Celorico de Basto | 735.84 mi (1,184.22 km) |
| Morriston to Chamusca | 878.41 mi (1,413.67 km) |
| Morriston to Chaves | 705.60 mi (1,135.56 km) |
| Morriston to Cinfaes | 756.50 mi (1,217.47 km) |
| Morriston to Coimbra | 819.85 mi (1,319.42 km) |
| Morriston to Condeixa-a-Nova | 827.07 mi (1,331.04 km) |
| Morriston to Corroios | 936.15 mi (1,506.59 km) |
| Morriston to Coruche | 905.42 mi (1,457.13 km) |
| Morriston to Costa de Caparica | 935.26 mi (1,505.15 km) |
| Morriston to Covilha | 804.50 mi (1,294.72 km) |
| Morriston to Eiras | 817.70 mi (1,315.96 km) |
| Morriston to Elvas | 897.71 mi (1,444.72 km) |
