| Reston to Quarteira | 3,676.64 mi (5,916.97 km) |
| Reston to Queluz | 3,571.47 mi (5,747.72 km) |
| Reston to Reguengos de Monsaraz | 3,666.50 mi (5,900.66 km) |
| Reston to Resende | 3,572.78 mi (5,749.84 km) |
| Reston to Ribeira Brava | 3,344.73 mi (5,382.83 km) |
| Reston to Ribeira Grande | 2,769.42 mi (4,456.94 km) |
| Reston to Rio de Mouro | 3,567.71 mi (5,741.67 km) |
| Reston to Rio Maior | 3,572.21 mi (5,748.92 km) |
| Reston to Rio Tinto | 3,542.14 mi (5,700.53 km) |
| Reston to Sabugal | 3,635.34 mi (5,850.51 km) |
| Reston to Sacavem | 3,578.28 mi (5,758.68 km) |
| Reston to Salvaterra de Magos | 3,588.15 mi (5,774.58 km) |
| Reston to Santa Comba Dao | 3,583.81 mi (5,767.59 km) |
| Reston to Santa Cruz | 3,357.86 mi (5,403.96 km) |
| Reston to Santa Iria da Azoia | 3,577.72 mi (5,757.78 km) |
