| Houston to Krosno Odrzanskie | 5,402.08 mi (8,693.81 km) |
| Houston to Krotoszyn | 5,497.70 mi (8,847.69 km) |
| Houston to Kruszwica | 5,488.29 mi (8,832.54 km) |
| Houston to Krynica | 5,715.58 mi (9,198.34 km) |
| Houston to Krzeszowice | 5,638.42 mi (9,074.16 km) |
| Houston to Kudowa-Zdroj | 5,504.99 mi (8,859.42 km) |
| Houston to Kutno | 5,541.64 mi (8,918.41 km) |
| Houston to Kwidzyn | 5,465.16 mi (8,795.33 km) |
| Houston to Lancut | 5,731.72 mi (9,224.32 km) |
| Houston to Lapy | 5,625.72 mi (9,053.71 km) |
| Houston to Lask | 5,560.33 mi (8,948.48 km) |
| Houston to Laziska Gorne | 5,610.05 mi (9,028.50 km) |
| Houston to Lebork | 5,393.48 mi (8,679.97 km) |
| Houston to Leczna | 5,699.65 mi (9,172.70 km) |
| Houston to Leczyca | 5,543.58 mi (8,921.53 km) |
