| Omaha to Benavente | 4,402.63 mi (7,085.34 km) |
| Omaha to Bombarral | 4,375.31 mi (7,041.38 km) |
| Omaha to Bougado | 4,324.89 mi (6,960.24 km) |
| Omaha to Braga | 4,323.13 mi (6,957.40 km) |
| Omaha to Braganca | 4,385.88 mi (7,058.39 km) |
| Omaha to Cabeceiras de Basto | 4,341.38 mi (6,986.78 km) |
| Omaha to Cacem | 4,387.12 mi (7,060.39 km) |
| Omaha to Cadaval | 4,379.10 mi (7,047.48 km) |
| Omaha to Caldas da Rainha | 4,370.98 mi (7,034.41 km) |
| Omaha to Calheta | 4,243.51 mi (6,829.26 km) |
| Omaha to Camara de Lobos | 4,253.81 mi (6,845.85 km) |
| Omaha to Canico | 4,262.08 mi (6,859.15 km) |
| Omaha to Cantanhede | 4,360.06 mi (7,016.84 km) |
| Omaha to Carregal do Sal | 4,383.10 mi (7,053.92 km) |
| Omaha to Cartaxo | 4,396.46 mi (7,075.42 km) |
