| Thornton to Karis | 1,046.59 mi (1,684.32 km) |
| Thornton to Karkkila | 1,072.55 mi (1,726.11 km) |
| Thornton to Kauhajoki | 1,051.20 mi (1,691.74 km) |
| Thornton to Kauhava | 1,095.59 mi (1,763.18 km) |
| Thornton to Kauniainen | 1,084.74 mi (1,745.71 km) |
| Thornton to Kemi | 1,218.56 mi (1,961.08 km) |
| Thornton to Kemijarvi | 1,321.29 mi (2,126.42 km) |
| Thornton to Kempele | 1,215.93 mi (1,956.85 km) |
| Thornton to Kerava | 1,099.71 mi (1,769.82 km) |
| Thornton to Keuruu | 1,122.35 mi (1,806.24 km) |
| Thornton to Kiiminki | 1,229.65 mi (1,978.93 km) |
| Thornton to Kirkkonummi | 1,072.63 mi (1,726.23 km) |
| Thornton to Kitee | 1,287.99 mi (2,072.83 km) |
| Thornton to Kiuruvesi | 1,211.65 mi (1,949.96 km) |
| Thornton to Kivisto | 1,090.07 mi (1,754.30 km) |
