| Ada to Quarteira | 1,571.71 mi (2,529.42 km) |
| Ada to Queluz | 1,569.60 mi (2,526.02 km) |
| Ada to Reguengos de Monsaraz | 1,498.02 mi (2,410.83 km) |
| Ada to Resende | 1,438.12 mi (2,314.43 km) |
| Ada to Ribeira Brava | 2,161.39 mi (3,478.42 km) |
| Ada to Ribeira Grande | 2,380.71 mi (3,831.38 km) |
| Ada to Rio de Mouro | 1,572.20 mi (2,530.22 km) |
| Ada to Rio Maior | 1,535.41 mi (2,471.01 km) |
| Ada to Rio Tinto | 1,464.91 mi (2,357.54 km) |
| Ada to Sabugal | 1,416.61 mi (2,279.81 km) |
| Ada to Sacavem | 1,560.53 mi (2,511.43 km) |
| Ada to Salvaterra de Magos | 1,538.10 mi (2,475.33 km) |
| Ada to Santa Comba Dao | 1,464.77 mi (2,357.32 km) |
| Ada to Santa Cruz | 2,149.59 mi (3,459.44 km) |
| Ada to Santa Iria da Azoia | 1,558.05 mi (2,507.44 km) |
