| Niederkassel to Karis | 908.17 mi (1,461.56 km) |
| Niederkassel to Karkkila | 942.68 mi (1,517.09 km) |
| Niederkassel to Kauhajoki | 982.43 mi (1,581.06 km) |
| Niederkassel to Kauhava | 1,035.44 mi (1,666.39 km) |
| Niederkassel to Kauniainen | 943.79 mi (1,518.88 km) |
| Niederkassel to Kemi | 1,202.35 mi (1,934.99 km) |
| Niederkassel to Kemijarvi | 1,305.95 mi (2,101.72 km) |
| Niederkassel to Kempele | 1,177.58 mi (1,895.13 km) |
| Niederkassel to Kerava | 961.36 mi (1,547.16 km) |
| Niederkassel to Keuruu | 1,031.52 mi (1,660.07 km) |
| Niederkassel to Kiiminki | 1,194.03 mi (1,921.61 km) |
| Niederkassel to Kirkkonummi | 930.92 mi (1,498.17 km) |
| Niederkassel to Kitee | 1,165.58 mi (1,875.81 km) |
| Niederkassel to Kiuruvesi | 1,140.33 mi (1,835.18 km) |
| Niederkassel to Kivisto | 951.21 mi (1,530.82 km) |
