| Luton to Kluczbork | 802.75 mi (1,291.90 km) |
| Luton to Knurow | 835.00 mi (1,343.81 km) |
| Luton to Kobylka | 914.40 mi (1,471.58 km) |
| Luton to Kokoszki | 799.87 mi (1,287.26 km) |
| Luton to Kolbuszowa | 965.89 mi (1,554.45 km) |
| Luton to Kolno | 938.97 mi (1,511.12 km) |
| Luton to Kolo | 807.53 mi (1,299.60 km) |
| Luton to Kolobrzeg | 681.59 mi (1,096.91 km) |
| Luton to Koluszki | 860.73 mi (1,385.21 km) |
| Luton to Komorniki | 725.65 mi (1,167.82 km) |
| Luton to Konin | 791.97 mi (1,274.56 km) |
| Luton to Konskie | 893.39 mi (1,437.77 km) |
| Luton to Konstancin-Jeziorna | 913.04 mi (1,469.40 km) |
| Luton to Konstantynow Lodzki | 840.98 mi (1,353.43 km) |
| Luton to Koronowo | 774.23 mi (1,246.00 km) |
