| Flagstaff to Ridgeland (Mississippi) | 1,244.90 mi (2,003.48 km) |
| Flagstaff to Ridgewood (New Jersey) | 2,062.28 mi (3,318.92 km) |
| Flagstaff to Rifle (Colorado) | 367.22 mi (590.98 km) |
| Flagstaff to Rincon (Georgia) | 1,750.30 mi (2,816.84 km) |
| Flagstaff to Ringwood (New Jersey) | 2,053.69 mi (3,305.09 km) |
| Flagstaff to Río Grande (Puerto Rico) | 3,021.53 mi (4,862.68 km) |
| Flagstaff to Rio Grande City (Texas) | 971.77 mi (1,563.91 km) |
| Flagstaff to Rio Linda (California) | 593.49 mi (955.13 km) |
| Flagstaff to Rio Rancho (New Mexico) | 277.78 mi (447.04 km) |
| Flagstaff to Rio Rico (Arizona) | 257.64 mi (414.64 km) |
| Flagstaff to Ripon (California) | 556.91 mi (896.25 km) |
| Flagstaff to River Edge (New Jersey) | 2,066.22 mi (3,325.26 km) |
| Flagstaff to River Falls (Wisconsin) | 1,202.27 mi (1,934.86 km) |
| Flagstaff to River Forest (Illinois) | 1,361.73 mi (2,191.49 km) |
| Flagstaff to River Grove (Illinois) | 1,361.22 mi (2,190.68 km) |
