| Flagstaff to Rosolini | 6,394.59 mi (10,291.10 km) |
| Flagstaff to Rossano | 6,309.49 mi (10,154.15 km) |
| Flagstaff to Rottofreno | 5,785.68 mi (9,311.15 km) |
| Flagstaff to Rovato | 5,775.96 mi (9,295.51 km) |
| Flagstaff to Roverbella | 5,816.80 mi (9,361.24 km) |
| Flagstaff to Rovereto | 5,795.57 mi (9,327.08 km) |
| Flagstaff to Rovigo | 5,860.60 mi (9,431.72 km) |
| Flagstaff to Rozzano | 5,756.05 mi (9,263.46 km) |
| Flagstaff to Rubano | 5,842.50 mi (9,402.60 km) |
| Flagstaff to Rubiera | 5,848.07 mi (9,411.56 km) |
| Flagstaff to Ruffano | 6,341.75 mi (10,206.06 km) |
| Flagstaff to Russi | 5,904.15 mi (9,501.81 km) |
| Flagstaff to Rutigliano | 6,246.01 mi (10,051.98 km) |
| Flagstaff to Ruvo di Puglia | 6,222.35 mi (10,013.91 km) |
| Flagstaff to Sabaudia | 6,094.53 mi (9,808.20 km) |
