| Delaware to Racale | 5,003.75 mi (8,052.77 km) |
| Delaware to Racconigi | 4,378.63 mi (7,046.73 km) |
| Delaware to Raffadali | 4,916.23 mi (7,911.91 km) |
| Delaware to Ragusa | 4,988.77 mi (8,028.65 km) |
| Delaware to Ramacca | 4,968.20 mi (7,995.54 km) |
| Delaware to Randazzo | 4,958.13 mi (7,979.34 km) |
| Delaware to Rapallo | 4,458.62 mi (7,175.46 km) |
| Delaware to Ravanusa | 4,941.05 mi (7,951.86 km) |
| Delaware to Ravenna | 4,578.82 mi (7,368.90 km) |
| Delaware to Recanati | 4,673.88 mi (7,521.89 km) |
| Delaware to Recco | 4,454.53 mi (7,168.87 km) |
| Delaware to Reggello | 4,579.50 mi (7,369.99 km) |
| Delaware to Reggio di Calabria | 4,978.68 mi (8,012.42 km) |
| Delaware to Reggio Emilia | 4,503.59 mi (7,247.83 km) |
| Delaware to Reggiolo | 4,502.98 mi (7,246.84 km) |
