| Quarteira to River Ridge (Louisiana) | 4,607.31 mi (7,414.75 km) |
| Quarteira to Riverbank (California) | 5,726.81 mi (9,216.41 km) |
| Quarteira to Riverdale (Georgia) | 4,188.25 mi (6,740.34 km) |
| Quarteira to Riverdale (Illinois) | 4,104.96 mi (6,606.30 km) |
| Quarteira to Riverside (California) | 5,750.88 mi (9,255.15 km) |
| Quarteira to Riverside (Ohio) | 3,989.03 mi (6,419.72 km) |
| Quarteira to Riverton (Utah) | 5,233.21 mi (8,422.04 km) |
| Quarteira to Riverton (Wyoming) | 4,982.97 mi (8,019.32 km) |
| Quarteira to Riverview (Florida) | 4,265.76 mi (6,865.08 km) |
| Quarteira to Riverview (Michigan) | 3,880.54 mi (6,245.12 km) |
| Quarteira to Riviera Beach (Florida) | 4,181.78 mi (6,729.93 km) |
| Quarteira to Riviera Beach (Maryland) | 3,630.28 mi (5,842.37 km) |
| Quarteira to Roanoke (Virginia) | 3,851.90 mi (6,199.03 km) |
| Quarteira to Roanoke Rapids (North Carolina) | 3,757.41 mi (6,046.97 km) |
| Quarteira to Robbinsdale (Minnesota) | 4,266.53 mi (6,866.32 km) |
