| Key Biscayne to Benavente | 4,161.56 mi (6,697.38 km) |
| Key Biscayne to Bombarral | 4,139.13 mi (6,661.29 km) |
| Key Biscayne to Bougado | 4,146.36 mi (6,672.93 km) |
| Key Biscayne to Braga | 4,151.13 mi (6,680.60 km) |
| Key Biscayne to Braganca | 4,232.74 mi (6,811.93 km) |
| Key Biscayne to Cabeceiras de Basto | 4,171.91 mi (6,714.04 km) |
| Key Biscayne to Cacem | 4,137.08 mi (6,657.98 km) |
| Key Biscayne to Cadaval | 4,142.46 mi (6,666.65 km) |
| Key Biscayne to Caldas da Rainha | 4,138.50 mi (6,660.27 km) |
| Key Biscayne to Calheta | 3,776.07 mi (6,077.00 km) |
| Key Biscayne to Camara de Lobos | 3,787.18 mi (6,094.88 km) |
| Key Biscayne to Canico | 3,795.16 mi (6,107.72 km) |
| Key Biscayne to Cantanhede | 4,155.76 mi (6,688.04 km) |
| Key Biscayne to Carregal do Sal | 4,185.53 mi (6,735.96 km) |
| Key Biscayne to Cartaxo | 4,160.17 mi (6,695.15 km) |
