| Fort Collins to Quarteira | 4,935.78 mi (7,943.37 km) |
| Fort Collins to Queluz | 4,815.38 mi (7,749.60 km) |
| Fort Collins to Reguengos de Monsaraz | 4,904.23 mi (7,892.59 km) |
| Fort Collins to Resende | 4,774.87 mi (7,684.42 km) |
| Fort Collins to Ribeira Brava | 4,704.41 mi (7,571.01 km) |
| Fort Collins to Ribeira Grande | 4,111.34 mi (6,616.55 km) |
| Fort Collins to Rio de Mouro | 4,811.78 mi (7,743.82 km) |
| Fort Collins to Rio Maior | 4,806.00 mi (7,734.51 km) |
| Fort Collins to Rio Tinto | 4,746.87 mi (7,639.34 km) |
| Fort Collins to Sabugal | 4,843.01 mi (7,794.08 km) |
| Fort Collins to Sacavem | 4,820.61 mi (7,758.03 km) |
| Fort Collins to Salvaterra de Magos | 4,825.44 mi (7,765.79 km) |
| Fort Collins to Santa Comba Dao | 4,797.28 mi (7,720.47 km) |
| Fort Collins to Santa Cruz | 4,716.30 mi (7,590.15 km) |
| Fort Collins to Santa Iria da Azoia | 4,819.23 mi (7,755.80 km) |
