| Boston to Racale | 1,238.63 mi (1,993.38 km) |
| Boston to Racconigi | 665.61 mi (1,071.20 km) |
| Boston to Raffadali | 1,257.38 mi (2,023.55 km) |
| Boston to Ragusa | 1,317.16 mi (2,119.76 km) |
| Boston to Ramacca | 1,288.48 mi (2,073.60 km) |
| Boston to Randazzo | 1,264.96 mi (2,035.76 km) |
| Boston to Rapallo | 729.09 mi (1,173.35 km) |
| Boston to Ravanusa | 1,276.70 mi (2,054.66 km) |
| Boston to Ravenna | 810.49 mi (1,304.35 km) |
| Boston to Recanati | 907.23 mi (1,460.05 km) |
| Boston to Recco | 725.93 mi (1,168.28 km) |
| Boston to Reggello | 830.85 mi (1,337.13 km) |
| Boston to Reggio di Calabria | 1,270.45 mi (2,044.59 km) |
| Boston to Reggio Emilia | 747.80 mi (1,203.47 km) |
| Boston to Reggiolo | 741.23 mi (1,192.90 km) |
