| Riga to Racale | 1,204.07 mi (1,937.76 km) |
| Riga to Racconigi | 1,099.42 mi (1,769.35 km) |
| Riga to Raffadali | 1,434.87 mi (2,309.21 km) |
| Riga to Ragusa | 1,449.36 mi (2,332.51 km) |
| Riga to Ramacca | 1,419.13 mi (2,283.87 km) |
| Riga to Randazzo | 1,382.24 mi (2,224.50 km) |
| Riga to Rapallo | 1,082.38 mi (1,741.92 km) |
| Riga to Ravanusa | 1,437.35 mi (2,313.19 km) |
| Riga to Ravenna | 1,007.44 mi (1,621.32 km) |
| Riga to Recanati | 1,043.45 mi (1,679.26 km) |
| Riga to Recco | 1,083.53 mi (1,743.77 km) |
| Riga to Reggello | 1,067.56 mi (1,718.07 km) |
| Riga to Reggio di Calabria | 1,357.38 mi (2,184.50 km) |
| Riga to Reggio Emilia | 1,026.55 mi (1,652.08 km) |
| Riga to Reggiolo | 1,009.09 mi (1,623.98 km) |
