| Castelo Branco to Redon | 604.71 mi (973.18 km) |
| Castelo Branco to Reims | 863.28 mi (1,389.32 km) |
| Castelo Branco to Rennes | 641.80 mi (1,032.88 km) |
| Castelo Branco to Revel | 551.05 mi (886.84 km) |
| Castelo Branco to Reze | 589.49 mi (948.69 km) |
| Castelo Branco to Riedisheim | 919.53 mi (1,479.84 km) |
| Castelo Branco to Rillieux-la-Pape | 751.63 mi (1,209.63 km) |
| Castelo Branco to Riom | 681.09 mi (1,096.10 km) |
| Castelo Branco to Riorges | 724.00 mi (1,165.16 km) |
| Castelo Branco to Ris-Orangis | 782.08 mi (1,258.63 km) |
| Castelo Branco to Rive-de-Gier | 730.01 mi (1,174.84 km) |
| Castelo Branco to Rivesaltes | 575.39 mi (926.00 km) |
| Castelo Branco to Rixheim | 921.03 mi (1,482.26 km) |
| Castelo Branco to Roanne | 724.92 mi (1,166.65 km) |
| Castelo Branco to Roche-la-Moliere | 714.38 mi (1,149.68 km) |
