| Welling to Karis | 1,082.76 mi (1,742.53 km) |
| Welling to Karkkila | 1,112.76 mi (1,790.81 km) |
| Welling to Kauhajoki | 1,115.10 mi (1,794.58 km) |
| Welling to Kauhava | 1,163.69 mi (1,872.78 km) |
| Welling to Kauniainen | 1,120.66 mi (1,803.53 km) |
| Welling to Kemi | 1,305.10 mi (2,100.36 km) |
| Welling to Kemijarvi | 1,409.58 mi (2,268.50 km) |
| Welling to Kempele | 1,294.31 mi (2,083.00 km) |
| Welling to Kerava | 1,137.00 mi (1,829.83 km) |
| Welling to Keuruu | 1,179.12 mi (1,897.60 km) |
| Welling to Kiiminki | 1,309.26 mi (2,107.05 km) |
| Welling to Kirkkonummi | 1,108.00 mi (1,783.15 km) |
| Welling to Kitee | 1,334.90 mi (2,148.31 km) |
| Welling to Kiuruvesi | 1,277.53 mi (2,055.99 km) |
| Welling to Kivisto | 1,126.96 mi (1,813.67 km) |
