| Houghton le Spring to Quarteira | 1,267.23 mi (2,039.41 km) |
| Houghton le Spring to Queluz | 1,169.55 mi (1,882.20 km) |
| Houghton le Spring to Reguengos de Monsaraz | 1,169.65 mi (1,882.37 km) |
| Houghton le Spring to Resende | 994.38 mi (1,600.30 km) |
| Houghton le Spring to Ribeira Brava | 1,708.23 mi (2,749.14 km) |
| Houghton le Spring to Ribeira Grande | 1,627.32 mi (2,618.91 km) |
| Houghton le Spring to Rio de Mouro | 1,169.35 mi (1,881.88 km) |
| Houghton le Spring to Rio Maior | 1,126.02 mi (1,812.16 km) |
| Houghton le Spring to Rio Tinto | 998.08 mi (1,606.25 km) |
| Houghton le Spring to Sabugal | 1,034.02 mi (1,664.10 km) |
| Houghton le Spring to Sacavem | 1,164.37 mi (1,873.88 km) |
| Houghton le Spring to Salvaterra de Magos | 1,145.03 mi (1,842.75 km) |
| Houghton le Spring to Santa Comba Dao | 1,043.57 mi (1,679.46 km) |
| Houghton le Spring to Santa Cruz | 1,702.89 mi (2,740.54 km) |
| Houghton le Spring to Santa Iria da Azoia | 1,160.66 mi (1,867.91 km) |
