| Omaha to Quarteira | 4,506.88 mi (7,253.12 km) |
| Omaha to Queluz | 4,389.72 mi (7,064.57 km) |
| Omaha to Reguengos de Monsaraz | 4,480.56 mi (7,210.77 km) |
| Omaha to Resende | 4,359.55 mi (7,016.02 km) |
| Omaha to Ribeira Brava | 4,250.75 mi (6,840.93 km) |
| Omaha to Ribeira Grande | 3,659.84 mi (5,889.95 km) |
| Omaha to Rio de Mouro | 4,386.07 mi (7,058.69 km) |
| Omaha to Rio Maior | 4,382.83 mi (7,053.49 km) |
| Omaha to Rio Tinto | 4,330.71 mi (6,969.61 km) |
| Omaha to Sabugal | 4,426.66 mi (7,124.02 km) |
| Omaha to Sacavem | 4,395.37 mi (7,073.67 km) |
| Omaha to Salvaterra de Magos | 4,401.49 mi (7,083.51 km) |
| Omaha to Santa Comba Dao | 4,379.19 mi (7,047.63 km) |
| Omaha to Santa Cruz | 4,262.95 mi (6,860.56 km) |
| Omaha to Santa Iria da Azoia | 4,394.19 mi (7,071.76 km) |
