| Castelo Branco to Reinosa | 280.64 mi (451.65 km) |
| Castelo Branco to Requena | 341.07 mi (548.90 km) |
| Castelo Branco to Reus | 461.53 mi (742.76 km) |
| Castelo Branco to Rianxo | 207.37 mi (333.72 km) |
| Castelo Branco to Ribadeo | 257.91 mi (415.06 km) |
| Castelo Branco to Rincon de la Victoria | 276.23 mi (444.55 km) |
| Castelo Branco to Ripoll | 531.06 mi (854.65 km) |
| Castelo Branco to Ripollet | 519.04 mi (835.31 km) |
| Castelo Branco to Rojales | 383.06 mi (616.48 km) |
| Castelo Branco to Ronda | 247.60 mi (398.47 km) |
| Castelo Branco to Roquetas de Mar | 338.53 mi (544.82 km) |
| Castelo Branco to Rosas | 580.97 mi (934.97 km) |
| Castelo Branco to Rubi | 512.63 mi (824.99 km) |
| Castelo Branco to Rute | 241.81 mi (389.16 km) |
| Castelo Branco to Sabadell | 517.11 mi (832.21 km) |
