| Rapid City to Benavente | 4,613.64 mi (7,424.93 km) |
| Rapid City to Bombarral | 4,585.76 mi (7,380.06 km) |
| Rapid City to Bougado | 4,521.81 mi (7,277.16 km) |
| Rapid City to Braga | 4,518.40 mi (7,271.66 km) |
| Rapid City to Braganca | 4,574.59 mi (7,362.09 km) |
| Rapid City to Cabeceiras de Basto | 4,535.52 mi (7,299.22 km) |
| Rapid City to Cacem | 4,600.79 mi (7,404.26 km) |
| Rapid City to Cadaval | 4,589.57 mi (7,386.20 km) |
| Rapid City to Caldas da Rainha | 4,580.59 mi (7,371.74 km) |
| Rapid City to Calheta | 4,512.87 mi (7,262.77 km) |
| Rapid City to Camara de Lobos | 4,522.77 mi (7,278.70 km) |
| Rapid City to Canico | 4,530.93 mi (7,291.82 km) |
| Rapid City to Cantanhede | 4,562.74 mi (7,343.02 km) |
| Rapid City to Carregal do Sal | 4,583.45 mi (7,376.36 km) |
| Rapid City to Cartaxo | 4,606.41 mi (7,413.30 km) |
