| California to Rosolini | 4,779.43 mi (7,691.75 km) |
| California to Rossano | 4,753.12 mi (7,649.41 km) |
| California to Rottofreno | 4,250.35 mi (6,840.28 km) |
| California to Rovato | 4,253.83 mi (6,845.88 km) |
| California to Roverbella | 4,296.45 mi (6,914.47 km) |
| California to Rovereto | 4,288.92 mi (6,902.35 km) |
| California to Rovigo | 4,346.68 mi (6,995.30 km) |
| California to Rozzano | 4,222.88 mi (6,796.06 km) |
| California to Rubano | 4,334.74 mi (6,976.08 km) |
| California to Rubiera | 4,317.00 mi (6,947.53 km) |
| California to Ruffano | 4,809.29 mi (7,739.81 km) |
| California to Russi | 4,380.19 mi (7,049.24 km) |
| California to Rutigliano | 4,714.04 mi (7,586.51 km) |
| California to Ruvo di Puglia | 4,688.90 mi (7,546.06 km) |
| California to Sabaudia | 4,528.77 mi (7,288.34 km) |
