| Billdal to Benavente | 1,587.34 mi (2,554.57 km) |
| Billdal to Bombarral | 1,578.56 mi (2,540.45 km) |
| Billdal to Bougado | 1,439.69 mi (2,316.95 km) |
| Billdal to Braga | 1,423.37 mi (2,290.69 km) |
| Billdal to Braganca | 1,363.70 mi (2,194.66 km) |
| Billdal to Cabeceiras de Basto | 1,413.38 mi (2,274.62 km) |
| Billdal to Cacem | 1,612.52 mi (2,595.10 km) |
| Billdal to Cadaval | 1,579.18 mi (2,541.45 km) |
| Billdal to Caldas da Rainha | 1,569.71 mi (2,526.20 km) |
| Billdal to Calheta | 2,193.10 mi (3,529.46 km) |
| Billdal to Camara de Lobos | 2,189.54 mi (3,523.72 km) |
| Billdal to Canico | 2,189.14 mi (3,523.07 km) |
| Billdal to Cantanhede | 1,499.20 mi (2,412.72 km) |
| Billdal to Carregal do Sal | 1,478.22 mi (2,378.96 km) |
| Billdal to Cartaxo | 1,575.85 mi (2,536.08 km) |
