| Welwyn Garden City to Benavente | 978.91 mi (1,575.40 km) |
| Welwyn Garden City to Bombarral | 967.11 mi (1,556.41 km) |
| Welwyn Garden City to Bougado | 824.06 mi (1,326.19 km) |
| Welwyn Garden City to Braga | 807.65 mi (1,299.80 km) |
| Welwyn Garden City to Braganca | 756.72 mi (1,217.82 km) |
| Welwyn Garden City to Cabeceiras de Basto | 799.79 mi (1,287.13 km) |
| Welwyn Garden City to Cacem | 1,001.94 mi (1,612.47 km) |
| Welwyn Garden City to Cadaval | 968.14 mi (1,558.08 km) |
| Welwyn Garden City to Caldas da Rainha | 957.88 mi (1,541.57 km) |
| Welwyn Garden City to Calheta | 1,569.79 mi (2,526.33 km) |
| Welwyn Garden City to Camara de Lobos | 1,566.58 mi (2,521.16 km) |
| Welwyn Garden City to Canico | 1,566.47 mi (2,520.98 km) |
| Welwyn Garden City to Cantanhede | 886.93 mi (1,427.38 km) |
| Welwyn Garden City to Carregal do Sal | 869.02 mi (1,398.55 km) |
| Welwyn Garden City to Cartaxo | 966.85 mi (1,556.00 km) |
