| Tucson to Rende | 6,445.49 mi (10,373.01 km) |
| Tucson to Resana | 5,982.64 mi (9,628.13 km) |
| Tucson to Rescaldina | 5,878.33 mi (9,460.25 km) |
| Tucson to Rezzato | 5,931.51 mi (9,545.85 km) |
| Tucson to Rho | 5,885.19 mi (9,471.30 km) |
| Tucson to Ribera | 6,428.36 mi (10,345.45 km) |
| Tucson to Riccione Marina | 6,086.51 mi (9,795.30 km) |
| Tucson to Riesi | 6,470.42 mi (10,413.14 km) |
| Tucson to Rieti | 6,172.03 mi (9,932.92 km) |
| Tucson to Rignano Flaminio | 6,168.57 mi (9,927.36 km) |
| Tucson to Rignano sull'Arno | 6,057.45 mi (9,748.53 km) |
| Tucson to Rimini | 6,080.74 mi (9,786.01 km) |
| Tucson to Rionero in Vulture | 6,346.61 mi (10,213.88 km) |
| Tucson to Riposto | 6,490.20 mi (10,444.97 km) |
| Tucson to Riva del Garda | 5,932.57 mi (9,547.54 km) |
