| Maryland Heights to Quarteira | 4,327.58 mi (6,964.57 km) |
| Maryland Heights to Queluz | 4,215.98 mi (6,784.96 km) |
| Maryland Heights to Reguengos de Monsaraz | 4,309.22 mi (6,935.01 km) |
| Maryland Heights to Resende | 4,200.86 mi (6,760.63 km) |
| Maryland Heights to Ribeira Brava | 4,029.86 mi (6,485.43 km) |
| Maryland Heights to Ribeira Grande | 3,446.28 mi (5,546.25 km) |
| Maryland Heights to Rio de Mouro | 4,212.26 mi (6,778.97 km) |
| Maryland Heights to Rio Maior | 4,212.80 mi (6,779.84 km) |
| Maryland Heights to Rio Tinto | 4,171.05 mi (6,712.65 km) |
| Maryland Heights to Sabugal | 4,266.09 mi (6,865.61 km) |
| Maryland Heights to Sacavem | 4,222.22 mi (6,795.01 km) |
| Maryland Heights to Salvaterra de Magos | 4,230.20 mi (6,807.85 km) |
| Maryland Heights to Santa Comba Dao | 4,216.49 mi (6,785.79 km) |
| Maryland Heights to Santa Cruz | 4,042.63 mi (6,505.98 km) |
| Maryland Heights to Santa Iria da Azoia | 4,221.34 mi (6,793.59 km) |
