| Detroit to Rosolini | 4,924.24 mi (7,924.79 km) |
| Detroit to Rossano | 4,874.10 mi (7,844.10 km) |
| Detroit to Rottofreno | 4,357.29 mi (7,012.38 km) |
| Detroit to Rovato | 4,355.62 mi (7,009.70 km) |
| Detroit to Roverbella | 4,398.08 mi (7,078.03 km) |
| Detroit to Rovereto | 4,385.15 mi (7,057.22 km) |
| Detroit to Rovigo | 4,446.44 mi (7,155.86 km) |
| Detroit to Rozzano | 4,328.62 mi (6,966.25 km) |
| Detroit to Rubano | 4,431.98 mi (7,132.58 km) |
| Detroit to Rubiera | 4,423.07 mi (7,118.24 km) |
| Detroit to Ruffano | 4,921.66 mi (7,920.64 km) |
| Detroit to Russi | 4,484.26 mi (7,216.72 km) |
| Detroit to Rutigliano | 4,825.13 mi (7,765.29 km) |
| Detroit to Ruvo di Puglia | 4,800.28 mi (7,725.30 km) |
| Detroit to Sabaudia | 4,651.00 mi (7,485.07 km) |
