| Kilkis to Karis | 1,319.26 mi (2,123.14 km) |
| Kilkis to Karkkila | 1,351.99 mi (2,175.82 km) |
| Kilkis to Kauhajoki | 1,482.23 mi (2,385.41 km) |
| Kilkis to Kauhava | 1,528.14 mi (2,459.30 km) |
| Kilkis to Kauniainen | 1,331.29 mi (2,142.50 km) |
| Kilkis to Kemi | 1,711.54 mi (2,754.46 km) |
| Kilkis to Kemijarvi | 1,786.62 mi (2,875.29 km) |
| Kilkis to Kempele | 1,656.66 mi (2,666.14 km) |
| Kilkis to Kerava | 1,344.93 mi (2,164.46 km) |
| Kilkis to Keuruu | 1,471.94 mi (2,368.86 km) |
| Kilkis to Kiiminki | 1,672.56 mi (2,691.72 km) |
| Kilkis to Kirkkonummi | 1,323.65 mi (2,130.21 km) |
| Kilkis to Kitee | 1,489.89 mi (2,397.74 km) |
| Kilkis to Kiuruvesi | 1,573.47 mi (2,532.26 km) |
| Kilkis to Kivisto | 1,338.95 mi (2,154.83 km) |
