| Riga to Rheinbach | 821.65 mi (1,322.31 km) |
| Riga to Rheinberg | 796.04 mi (1,281.11 km) |
| Riga to Rheine | 738.31 mi (1,188.20 km) |
| Riga to Rheinfelden (Baden) | 942.58 mi (1,516.94 km) |
| Riga to Ribnitz-Damgarten | 490.36 mi (789.17 km) |
| Riga to Richterich | 844.85 mi (1,359.66 km) |
| Riga to Riedlingen | 860.97 mi (1,385.60 km) |
| Riga to Riegelsberg | 882.79 mi (1,420.72 km) |
| Riga to Rielasingen-Worblingen | 902.03 mi (1,451.67 km) |
| Riga to Riesa | 584.91 mi (941.32 km) |
| Riga to Rietberg | 721.78 mi (1,161.60 km) |
| Riga to Rinteln | 683.70 mi (1,100.31 km) |
| Riga to Ritterhude | 658.71 mi (1,060.09 km) |
| Riga to Rodenbach | 774.07 mi (1,245.75 km) |
| Riga to Rodental | 703.44 mi (1,132.08 km) |
