| Opfikon to Karis | 1,063.56 mi (1,711.64 km) |
| Opfikon to Karkkila | 1,100.05 mi (1,770.36 km) |
| Opfikon to Kauhajoki | 1,163.25 mi (1,872.07 km) |
| Opfikon to Kauhava | 1,217.22 mi (1,958.93 km) |
| Opfikon to Kauniainen | 1,095.90 mi (1,763.69 km) |
| Opfikon to Kemi | 1,393.93 mi (2,243.32 km) |
| Opfikon to Kemijarvi | 1,495.05 mi (2,406.05 km) |
| Opfikon to Kempele | 1,362.21 mi (2,192.27 km) |
| Opfikon to Kerava | 1,113.73 mi (1,792.38 km) |
| Opfikon to Keuruu | 1,201.45 mi (1,933.55 km) |
| Opfikon to Kiiminki | 1,379.14 mi (2,219.51 km) |
| Opfikon to Kirkkonummi | 1,083.41 mi (1,743.58 km) |
| Opfikon to Kitee | 1,315.97 mi (2,117.85 km) |
| Opfikon to Kiuruvesi | 1,313.77 mi (2,114.31 km) |
| Opfikon to Kivisto | 1,103.90 mi (1,776.56 km) |
