| Detroit to Rochefort | 3,890.95 mi (6,261.87 km) |
| Detroit to Rodez | 4,094.99 mi (6,590.25 km) |
| Detroit to Rognac | 4,238.76 mi (6,821.63 km) |
| Detroit to Roissy-en-Brie | 3,945.35 mi (6,349.43 km) |
| Detroit to Romainville | 3,933.60 mi (6,330.52 km) |
| Detroit to Romans-sur-Isere | 4,173.66 mi (6,716.85 km) |
| Detroit to Rombas | 4,065.51 mi (6,542.80 km) |
| Detroit to Romilly-sur-Seine | 3,997.46 mi (6,433.28 km) |
| Detroit to Ronchin | 3,903.12 mi (6,281.46 km) |
| Detroit to Roncq | 3,899.57 mi (6,275.75 km) |
| Detroit to Roquebrune-sur-Argens | 4,299.51 mi (6,919.40 km) |
| Detroit to Roquevaire | 4,259.66 mi (6,855.25 km) |
| Detroit to Rosny-sous-Bois | 3,936.10 mi (6,334.54 km) |
| Detroit to Roubaix | 3,903.99 mi (6,282.87 km) |
| Detroit to Rouen | 3,861.77 mi (6,214.92 km) |
