| Boulder City to Quarteira | 5,559.20 mi (8,946.67 km) |
| Boulder City to Queluz | 5,437.95 mi (8,751.54 km) |
| Boulder City to Reguengos de Monsaraz | 5,526.13 mi (8,893.44 km) |
| Boulder City to Resende | 5,393.91 mi (8,680.67 km) |
| Boulder City to Ribeira Brava | 5,329.35 mi (8,576.76 km) |
| Boulder City to Ribeira Grande | 4,736.65 mi (7,622.90 km) |
| Boulder City to Rio de Mouro | 5,434.38 mi (8,745.79 km) |
| Boulder City to Rio Maior | 5,427.81 mi (8,735.22 km) |
| Boulder City to Rio Tinto | 5,366.26 mi (8,636.16 km) |
| Boulder City to Sabugal | 5,462.38 mi (8,790.86 km) |
| Boulder City to Sacavem | 5,443.06 mi (8,759.75 km) |
| Boulder City to Salvaterra de Magos | 5,447.48 mi (8,766.87 km) |
| Boulder City to Santa Comba Dao | 5,417.34 mi (8,718.37 km) |
| Boulder City to Santa Cruz | 5,341.32 mi (8,596.02 km) |
| Boulder City to Santa Iria da Azoia | 5,441.61 mi (8,757.43 km) |
