| Delaware to Rende | 4,950.16 mi (7,966.51 km) |
| Delaware to Resana | 4,522.01 mi (7,277.47 km) |
| Delaware to Rescaldina | 4,400.42 mi (7,081.79 km) |
| Delaware to Rezzato | 4,460.18 mi (7,177.96 km) |
| Delaware to Rho | 4,406.88 mi (7,092.18 km) |
| Delaware to Ribera | 4,900.50 mi (7,886.59 km) |
| Delaware to Riccione Marina | 4,613.33 mi (7,424.44 km) |
| Delaware to Riesi | 4,945.39 mi (7,958.84 km) |
| Delaware to Rieti | 4,684.56 mi (7,539.07 km) |
| Delaware to Rignano Flaminio | 4,676.99 mi (7,526.89 km) |
| Delaware to Rignano sull'Arno | 4,574.52 mi (7,361.97 km) |
| Delaware to Rimini | 4,607.67 mi (7,415.32 km) |
| Delaware to Rionero in Vulture | 4,862.31 mi (7,825.14 km) |
| Delaware to Riposto | 4,975.27 mi (8,006.92 km) |
| Delaware to Riva del Garda | 4,468.13 mi (7,190.76 km) |
