| Helensburgh to Karis | 1,066.29 mi (1,716.03 km) |
| Helensburgh to Karkkila | 1,087.04 mi (1,749.42 km) |
| Helensburgh to Kauhajoki | 1,039.51 mi (1,672.94 km) |
| Helensburgh to Kauhava | 1,077.61 mi (1,734.24 km) |
| Helensburgh to Kauniainen | 1,103.52 mi (1,775.94 km) |
| Helensburgh to Kemi | 1,175.10 mi (1,891.14 km) |
| Helensburgh to Kemijarvi | 1,273.54 mi (2,049.56 km) |
| Helensburgh to Kempele | 1,182.51 mi (1,903.06 km) |
| Helensburgh to Kerava | 1,116.57 mi (1,796.95 km) |
| Helensburgh to Keuruu | 1,116.79 mi (1,797.30 km) |
| Helensburgh to Kiiminki | 1,194.43 mi (1,922.25 km) |
| Helensburgh to Kirkkonummi | 1,092.38 mi (1,758.02 km) |
| Helensburgh to Kitee | 1,289.50 mi (2,075.24 km) |
| Helensburgh to Kiuruvesi | 1,193.22 mi (1,920.30 km) |
| Helensburgh to Kivisto | 1,107.65 mi (1,782.59 km) |
