| Salt Lake City to Johnstown (Pennsylvania) | 1,723.02 mi (2,772.93 km) |
| Salt Lake City to Joliet (Illinois) | 1,234.44 mi (1,986.64 km) |
| Salt Lake City to Jonesboro (Arkansas) | 1,198.72 mi (1,929.15 km) |
| Salt Lake City to Joplin (Missouri) | 969.29 mi (1,559.91 km) |
| Salt Lake City to Joppatowne (Maryland) | 1,869.90 mi (3,009.31 km) |
| Salt Lake City to Juana Díaz (Puerto Rico) | 3,105.91 mi (4,998.48 km) |
| Salt Lake City to Junction City (Kansas) | 807.37 mi (1,299.34 km) |
| Salt Lake City to Juneau (Alaska) | 1,560.55 mi (2,511.46 km) |
| Salt Lake City to Jupiter (Florida) | 2,045.69 mi (3,292.22 km) |
| Salt Lake City to Jupiter Farms (Florida) | 2,040.32 mi (3,283.58 km) |
| Salt Lake City to Jurupa Valley (California) | 558.02 mi (898.04 km) |
| Salt Lake City to Justice (Illinois) | 1,249.20 mi (2,010.39 km) |
| Salt Lake City to Kahului (Hawaii) | 2,937.47 mi (4,727.40 km) |
| Salt Lake City to Kailua (Hawaii) | 2,980.55 mi (4,796.74 km) |
| Salt Lake City to Kalamazoo (Michigan) | 1,361.11 mi (2,190.49 km) |
