| Portland to Rosolini | 6,164.54 mi (9,920.86 km) |
| Portland to Rossano | 6,038.80 mi (9,718.52 km) |
| Portland to Rottofreno | 5,530.79 mi (8,900.94 km) |
| Portland to Rovato | 5,512.33 mi (8,871.24 km) |
| Portland to Roverbella | 5,549.42 mi (8,930.93 km) |
| Portland to Rovereto | 5,519.97 mi (8,883.53 km) |
| Portland to Rovigo | 5,586.04 mi (8,989.86 km) |
| Portland to Rozzano | 5,501.44 mi (8,853.71 km) |
| Portland to Rubano | 5,564.78 mi (8,955.65 km) |
| Portland to Rubiera | 5,586.35 mi (8,990.35 km) |
| Portland to Ruffano | 6,051.71 mi (9,739.29 km) |
| Portland to Russi | 5,633.99 mi (9,067.02 km) |
| Portland to Rutigliano | 5,961.21 mi (9,593.64 km) |
| Portland to Ruvo di Puglia | 5,940.00 mi (9,559.51 km) |
| Portland to Sabaudia | 5,843.37 mi (9,403.99 km) |
