| Rietberg to Queluz | 1,239.92 mi (1,995.46 km) |
| Rietberg to Reguengos de Monsaraz | 1,203.40 mi (1,936.69 km) |
| Rietberg to Resende | 1,070.21 mi (1,722.34 km) |
| Rietberg to Ribeira Brava | 1,837.35 mi (2,956.92 km) |
| Rietberg to Ribeira Grande | 1,899.43 mi (3,056.84 km) |
| Rietberg to Rio de Mouro | 1,241.15 mi (1,997.43 km) |
| Rietberg to Rio Maior | 1,197.23 mi (1,926.75 km) |
| Rietberg to Rio Tinto | 1,086.95 mi (1,749.27 km) |
| Rietberg to Sabugal | 1,081.40 mi (1,740.35 km) |
| Rietberg to Sacavem | 1,232.28 mi (1,983.16 km) |
| Rietberg to Salvaterra de Magos | 1,209.56 mi (1,946.59 km) |
| Rietberg to Santa Comba Dao | 1,112.66 mi (1,790.66 km) |
| Rietberg to Santa Cruz | 1,828.72 mi (2,943.05 km) |
| Rietberg to Santa Iria da Azoia | 1,228.87 mi (1,977.67 km) |
| Rietberg to Santarem | 1,194.49 mi (1,922.34 km) |
