| Castelldefels to Karis | 1,592.59 mi (2,563.03 km) |
| Castelldefels to Karkkila | 1,628.56 mi (2,620.92 km) |
| Castelldefels to Kauhajoki | 1,680.64 mi (2,704.72 km) |
| Castelldefels to Kauhava | 1,734.12 mi (2,790.80 km) |
| Castelldefels to Kauniainen | 1,626.07 mi (2,616.91 km) |
| Castelldefels to Kemi | 1,903.66 mi (3,063.64 km) |
| Castelldefels to Kemijarvi | 2,006.97 mi (3,229.90 km) |
| Castelldefels to Kempele | 1,877.42 mi (3,021.41 km) |
| Castelldefels to Kerava | 1,643.89 mi (2,645.59 km) |
| Castelldefels to Keuruu | 1,725.11 mi (2,776.30 km) |
| Castelldefels to Kiiminki | 1,894.03 mi (3,048.14 km) |
| Castelldefels to Kirkkonummi | 1,613.42 mi (2,596.55 km) |
| Castelldefels to Kitee | 1,847.28 mi (2,972.92 km) |
| Castelldefels to Kiuruvesi | 1,835.94 mi (2,954.66 km) |
| Castelldefels to Kivisto | 1,633.93 mi (2,629.56 km) |
