| Portland to Rochefort | 5,189.41 mi (8,351.54 km) |
| Portland to Rodez | 5,380.76 mi (8,659.50 km) |
| Portland to Rognac | 5,505.45 mi (8,860.16 km) |
| Portland to Roissy-en-Brie | 5,135.07 mi (8,264.09 km) |
| Portland to Romainville | 5,124.01 mi (8,246.30 km) |
| Portland to Romans-sur-Isere | 5,411.48 mi (8,708.93 km) |
| Portland to Rombas | 5,199.63 mi (8,367.99 km) |
| Portland to Romilly-sur-Seine | 5,179.30 mi (8,335.28 km) |
| Portland to Ronchin | 5,045.81 mi (8,120.45 km) |
| Portland to Roncq | 5,038.38 mi (8,108.50 km) |
| Portland to Roquebrune-sur-Argens | 5,547.19 mi (8,927.34 km) |
| Portland to Roquevaire | 5,523.84 mi (8,889.76 km) |
| Portland to Rosny-sous-Bois | 5,126.28 mi (8,249.95 km) |
| Portland to Roubaix | 5,043.51 mi (8,116.74 km) |
| Portland to Rouen | 5,056.56 mi (8,137.75 km) |
