| Balaguer to Kluczbork | 1,040.61 mi (1,674.70 km) |
| Balaguer to Knurow | 1,032.68 mi (1,661.94 km) |
| Balaguer to Kobylka | 1,198.00 mi (1,927.99 km) |
| Balaguer to Kokoszki | 1,185.19 mi (1,907.38 km) |
| Balaguer to Kolbuszowa | 1,157.34 mi (1,862.55 km) |
| Balaguer to Kolno | 1,261.85 mi (2,030.75 km) |
| Balaguer to Kolo | 1,100.65 mi (1,771.33 km) |
| Balaguer to Kolobrzeg | 1,090.40 mi (1,754.84 km) |
| Balaguer to Koluszki | 1,126.34 mi (1,812.67 km) |
| Balaguer to Komorniki | 1,037.02 mi (1,668.92 km) |
| Balaguer to Konin | 1,088.45 mi (1,751.69 km) |
| Balaguer to Konskie | 1,131.30 mi (1,820.65 km) |
| Balaguer to Konstancin-Jeziorna | 1,186.53 mi (1,909.53 km) |
| Balaguer to Konstantynow Lodzki | 1,109.16 mi (1,785.02 km) |
| Balaguer to Koronowo | 1,122.35 mi (1,806.24 km) |
