| Duluth to Joliet (Illinois) | 413.43 mi (665.36 km) |
| Duluth to Jonesboro (Arkansas) | 760.62 mi (1,224.10 km) |
| Duluth to Joplin (Missouri) | 681.02 mi (1,096.00 km) |
| Duluth to Joppatowne (Maryland) | 942.24 mi (1,516.40 km) |
| Duluth to Juana Díaz (Puerto Rico) | 2,461.32 mi (3,961.11 km) |
| Duluth to Junction City (Kansas) | 585.76 mi (942.69 km) |
| Duluth to Juneau (Alaska) | 1,899.12 mi (3,056.34 km) |
| Duluth to Jupiter (Florida) | 1,520.42 mi (2,446.89 km) |
| Duluth to Jupiter Farms (Florida) | 1,517.80 mi (2,442.67 km) |
| Duluth to Jurupa Valley (California) | 1,587.61 mi (2,555.01 km) |
| Duluth to Justice (Illinois) | 407.24 mi (655.39 km) |
| Duluth to Kahului (Hawaii) | 3,974.73 mi (6,396.70 km) |
| Duluth to Kailua (Hawaii) | 4,010.74 mi (6,454.66 km) |
| Duluth to Kalamazoo (Michigan) | 447.86 mi (720.75 km) |
| Duluth to Kalispell (Montana) | 1,036.92 mi (1,668.76 km) |
