| Ukiah to Rosolini | 6,552.27 mi (10,544.86 km) |
| Ukiah to Rossano | 6,435.46 mi (10,356.87 km) |
| Ukiah to Rottofreno | 5,921.55 mi (9,529.81 km) |
| Ukiah to Rovato | 5,905.05 mi (9,503.27 km) |
| Ukiah to Roverbella | 5,943.18 mi (9,564.63 km) |
| Ukiah to Rovereto | 5,915.48 mi (9,520.05 km) |
| Ukiah to Rovigo | 5,981.61 mi (9,626.46 km) |
| Ukiah to Rozzano | 5,892.00 mi (9,482.25 km) |
| Ukiah to Rubano | 5,960.98 mi (9,593.26 km) |
| Ukiah to Rubiera | 5,978.96 mi (9,622.21 km) |
| Ukiah to Ruffano | 6,452.69 mi (10,384.60 km) |
| Ukiah to Russi | 6,028.76 mi (9,702.35 km) |
| Ukiah to Rutigliano | 6,360.67 mi (10,236.50 km) |
| Ukiah to Ruvo di Puglia | 6,338.83 mi (10,201.37 km) |
| Ukiah to Sabaudia | 6,234.67 mi (10,033.73 km) |
