| Caister-on-Sea to Quarteira | 1,176.93 mi (1,894.08 km) |
| Caister-on-Sea to Queluz | 1,094.45 mi (1,761.35 km) |
| Caister-on-Sea to Reguengos de Monsaraz | 1,078.84 mi (1,736.23 km) |
| Caister-on-Sea to Resende | 917.95 mi (1,477.29 km) |
| Caister-on-Sea to Ribeira Brava | 1,666.52 mi (2,682.01 km) |
| Caister-on-Sea to Ribeira Grande | 1,658.85 mi (2,669.66 km) |
| Caister-on-Sea to Rio de Mouro | 1,094.88 mi (1,762.04 km) |
| Caister-on-Sea to Rio Maior | 1,050.47 mi (1,690.56 km) |
| Caister-on-Sea to Rio Tinto | 927.66 mi (1,492.92 km) |
| Caister-on-Sea to Sabugal | 946.08 mi (1,522.56 km) |
| Caister-on-Sea to Sacavem | 1,088.10 mi (1,751.12 km) |
| Caister-on-Sea to Salvaterra de Magos | 1,066.91 mi (1,717.02 km) |
| Caister-on-Sea to Santa Comba Dao | 965.31 mi (1,553.52 km) |
| Caister-on-Sea to Santa Cruz | 1,659.60 mi (2,670.87 km) |
| Caister-on-Sea to Santa Iria da Azoia | 1,084.45 mi (1,745.25 km) |
