| Conwy to Benavente | 1,016.56 mi (1,636.00 km) |
| Conwy to Bombarral | 1,000.27 mi (1,609.78 km) |
| Conwy to Bougado | 853.92 mi (1,374.26 km) |
| Conwy to Braga | 837.93 mi (1,348.52 km) |
| Conwy to Braganca | 804.23 mi (1,294.29 km) |
| Conwy to Cabeceiras de Basto | 834.52 mi (1,343.04 km) |
| Conwy to Cacem | 1,035.62 mi (1,666.67 km) |
| Conwy to Cadaval | 1,001.96 mi (1,612.51 km) |
| Conwy to Caldas da Rainha | 990.67 mi (1,594.33 km) |
| Conwy to Calheta | 1,565.96 mi (2,520.18 km) |
| Conwy to Camara de Lobos | 1,564.05 mi (2,517.10 km) |
| Conwy to Canico | 1,564.94 mi (2,518.53 km) |
| Conwy to Cantanhede | 921.07 mi (1,482.32 km) |
| Conwy to Carregal do Sal | 908.82 mi (1,462.61 km) |
| Conwy to Cartaxo | 1,003.98 mi (1,615.76 km) |
