| Flagstaff to Rheinbach | 5,430.97 mi (8,740.31 km) |
| Flagstaff to Rheinberg | 5,377.01 mi (8,653.45 km) |
| Flagstaff to Rheine | 5,368.49 mi (8,639.75 km) |
| Flagstaff to Rheinfelden (Baden) | 5,604.53 mi (9,019.62 km) |
| Flagstaff to Ribnitz-Damgarten | 5,421.01 mi (8,724.27 km) |
| Flagstaff to Richterich | 5,394.20 mi (8,681.13 km) |
| Flagstaff to Riedlingen | 5,631.45 mi (9,062.95 km) |
| Flagstaff to Riegelsberg | 5,493.69 mi (8,841.24 km) |
| Flagstaff to Rielasingen-Worblingen | 5,631.13 mi (9,062.42 km) |
| Flagstaff to Riesa | 5,592.83 mi (9,000.79 km) |
| Flagstaff to Rietberg | 5,422.31 mi (8,726.36 km) |
| Flagstaff to Rinteln | 5,423.41 mi (8,728.13 km) |
| Flagstaff to Ritterhude | 5,365.89 mi (8,635.57 km) |
| Flagstaff to Rodenbach | 5,520.40 mi (8,884.22 km) |
| Flagstaff to Rodental | 5,577.31 mi (8,975.81 km) |
