| Leavenworth to Isabela (Puerto Rico) | 2,200.94 mi (3,542.07 km) |
| Leavenworth to Iselin (New Jersey) | 1,092.42 mi (1,758.09 km) |
| Leavenworth to Isla Vista (California) | 1,414.63 mi (2,276.63 km) |
| Leavenworth to Issaquah (Washington) | 1,465.02 mi (2,357.73 km) |
| Leavenworth to Ithaca (New York) | 983.98 mi (1,583.57 km) |
| Leavenworth to Ives Estates (Florida) | 1,256.60 mi (2,022.30 km) |
| Leavenworth to Jackson (Michigan) | 585.68 mi (942.56 km) |
| Leavenworth to Jackson (Mississippi) | 551.28 mi (887.20 km) |
| Leavenworth to Jackson (Missouri) | 315.60 mi (507.91 km) |
| Leavenworth to Jackson (Tennessee) | 419.02 mi (674.35 km) |
| Leavenworth to Jackson (Wyoming) | 868.43 mi (1,397.61 km) |
| Leavenworth to Jacksonville (Alabama) | 635.14 mi (1,022.16 km) |
| Leavenworth to Jacksonville (Arkansas) | 343.38 mi (552.62 km) |
| Leavenworth to Jacksonville (Florida) | 973.12 mi (1,566.09 km) |
| Leavenworth to Jacksonville (Illinois) | 251.60 mi (404.92 km) |
