| Istrana to Karis | 1,101.14 mi (1,772.12 km) |
| Istrana to Karkkila | 1,138.31 mi (1,831.93 km) |
| Istrana to Kauhajoki | 1,223.90 mi (1,969.68 km) |
| Istrana to Kauhava | 1,277.51 mi (2,055.96 km) |
| Istrana to Kauniainen | 1,129.11 mi (1,817.13 km) |
| Istrana to Kemi | 1,461.63 mi (2,352.26 km) |
| Istrana to Kemijarvi | 1,558.09 mi (2,507.51 km) |
| Istrana to Kempele | 1,422.48 mi (2,289.26 km) |
| Istrana to Kerava | 1,146.58 mi (1,845.24 km) |
| Istrana to Keuruu | 1,249.45 mi (2,010.80 km) |
| Istrana to Kiiminki | 1,439.60 mi (2,316.82 km) |
| Istrana to Kirkkonummi | 1,117.43 mi (1,798.32 km) |
| Istrana to Kitee | 1,341.00 mi (2,158.14 km) |
| Istrana to Kiuruvesi | 1,362.71 mi (2,193.08 km) |
| Istrana to Kivisto | 1,137.40 mi (1,830.46 km) |
