| Caerphilly to Rochefort | 402.72 mi (648.11 km) |
| Caerphilly to Rodez | 566.32 mi (911.40 km) |
| Caerphilly to Rognac | 683.02 mi (1,099.21 km) |
| Caerphilly to Roissy-en-Brie | 323.15 mi (520.06 km) |
| Caerphilly to Romainville | 311.42 mi (501.18 km) |
| Caerphilly to Romans-sur-Isere | 589.22 mi (948.26 km) |
| Caerphilly to Rombas | 440.07 mi (708.23 km) |
| Caerphilly to Romilly-sur-Seine | 373.53 mi (601.13 km) |
| Caerphilly to Ronchin | 281.69 mi (453.34 km) |
| Caerphilly to Roncq | 280.36 mi (451.20 km) |
| Caerphilly to Roquebrune-sur-Argens | 724.95 mi (1,166.70 km) |
| Caerphilly to Roquevaire | 701.12 mi (1,128.34 km) |
| Caerphilly to Rosny-sous-Bois | 313.88 mi (505.14 km) |
| Caerphilly to Roubaix | 284.07 mi (457.16 km) |
| Caerphilly to Rouen | 239.87 mi (386.04 km) |
