| Riga to Rosolini | 1,453.64 mi (2,339.41 km) |
| Riga to Rossano | 1,247.45 mi (2,007.57 km) |
| Riga to Rottofreno | 1,032.61 mi (1,661.83 km) |
| Riga to Rovato | 991.20 mi (1,595.19 km) |
| Riga to Roverbella | 989.42 mi (1,592.32 km) |
| Riga to Rovereto | 945.84 mi (1,522.18 km) |
| Riga to Rovigo | 975.93 mi (1,570.61 km) |
| Riga to Rozzano | 1,024.20 mi (1,648.29 km) |
| Riga to Rubano | 954.85 mi (1,536.68 km) |
| Riga to Rubiera | 1,025.93 mi (1,651.07 km) |
| Riga to Ruffano | 1,201.45 mi (1,933.54 km) |
| Riga to Russi | 1,013.62 mi (1,631.26 km) |
| Riga to Rutigliano | 1,152.35 mi (1,854.53 km) |
| Riga to Ruvo di Puglia | 1,145.41 mi (1,843.36 km) |
| Riga to Sabaudia | 1,188.22 mi (1,912.26 km) |
