| San Juan to Reading (Pennsylvania) | 1,625.57 mi (2,616.11 km) |
| San Juan to Red Bank (New Jersey) | 1,589.55 mi (2,558.13 km) |
| San Juan to Red Bank (Tennessee) | 1,649.68 mi (2,654.90 km) |
| San Juan to Red Bluff (California) | 3,635.42 mi (5,850.64 km) |
| San Juan to Red Hill (South Carolina) | 1,329.54 mi (2,139.69 km) |
| San Juan to Red Oak (Texas) | 2,139.63 mi (3,443.40 km) |
| San Juan to Red Wing (Minnesota) | 2,369.50 mi (3,813.34 km) |
| San Juan to Redan (Georgia) | 1,539.76 mi (2,478.00 km) |
| San Juan to Redding (California) | 3,645.36 mi (5,866.64 km) |
| San Juan to Redland (Maryland) | 1,579.11 mi (2,541.33 km) |
| San Juan to Redlands (California) | 3,310.16 mi (5,327.19 km) |
| San Juan to Redmond (Oregon) | 3,626.73 mi (5,836.66 km) |
| San Juan to Redmond (Washington) | 3,719.65 mi (5,986.20 km) |
| San Juan to Redondo Beach (California) | 3,377.77 mi (5,436.00 km) |
| San Juan to Redwood City (California) | 3,614.69 mi (5,817.27 km) |
