| Klamath Falls to Kanjiza | 5,901.42 mi (9,497.42 km) |
| Klamath Falls to Kikinda | 5,924.55 mi (9,534.63 km) |
| Klamath Falls to Kladovo | 6,047.22 mi (9,732.06 km) |
| Klamath Falls to Knic | 6,048.51 mi (9,734.14 km) |
| Klamath Falls to Knjazevac | 6,112.26 mi (9,836.73 km) |
| Klamath Falls to Koceljeva | 5,993.89 mi (9,646.23 km) |
| Klamath Falls to Kosjeric | 6,025.27 mi (9,696.73 km) |
| Klamath Falls to Kovacica | 5,972.74 mi (9,612.20 km) |
| Klamath Falls to Kovin | 6,002.66 mi (9,660.35 km) |
| Klamath Falls to Kragujevac | 6,047.48 mi (9,732.48 km) |
| Klamath Falls to Kraljevo | 6,059.76 mi (9,752.24 km) |
| Klamath Falls to Krupanj | 5,990.20 mi (9,640.29 km) |
| Klamath Falls to Krusevac | 6,082.75 mi (9,789.24 km) |
| Klamath Falls to Kucevo | 6,034.49 mi (9,711.58 km) |
| Klamath Falls to Kula | 5,918.54 mi (9,524.96 km) |
