| Klamath Falls to Isabela (Puerto Rico) | 3,578.52 mi (5,759.07 km) |
| Klamath Falls to Iselin (New Jersey) | 2,430.40 mi (3,911.35 km) |
| Klamath Falls to Isla Vista (California) | 549.24 mi (883.91 km) |
| Klamath Falls to Issaquah (Washington) | 368.12 mi (592.43 km) |
| Klamath Falls to Ithaca (New York) | 2,284.32 mi (3,676.25 km) |
| Klamath Falls to Ives Estates (Florida) | 2,598.79 mi (4,182.35 km) |
| Klamath Falls to Jackson (Michigan) | 1,896.27 mi (3,051.75 km) |
| Klamath Falls to Jackson (Mississippi) | 1,852.36 mi (2,981.09 km) |
| Klamath Falls to Jackson (Missouri) | 1,727.03 mi (2,779.38 km) |
| Klamath Falls to Jackson (Tennessee) | 1,815.22 mi (2,921.31 km) |
| Klamath Falls to Jackson (Wyoming) | 563.53 mi (906.91 km) |
| Klamath Falls to Jacksonville (Alabama) | 2,028.28 mi (3,264.21 km) |
| Klamath Falls to Jacksonville (Arkansas) | 1,670.45 mi (2,688.32 km) |
| Klamath Falls to Jacksonville (Florida) | 2,354.47 mi (3,789.15 km) |
| Klamath Falls to Jacksonville (Illinois) | 1,645.02 mi (2,647.40 km) |
