| Houston to Klaukkala | 5,354.48 mi (8,617.20 km) |
| Houston to Kokkola | 5,164.29 mi (8,311.12 km) |
| Houston to Kontiolahti | 5,370.52 mi (8,643.02 km) |
| Houston to Korsholm | 5,158.83 mi (8,302.34 km) |
| Houston to Kotka | 5,407.42 mi (8,702.40 km) |
| Houston to Kouvola | 5,383.06 mi (8,663.19 km) |
| Houston to Kuhmo | 5,298.72 mi (8,527.47 km) |
| Houston to Kuopio | 5,314.20 mi (8,552.38 km) |
| Houston to Kurikka | 5,197.64 mi (8,364.80 km) |
| Houston to Kuusamo | 5,205.30 mi (8,377.12 km) |
| Houston to Kuusankoski | 5,379.19 mi (8,656.97 km) |
| Houston to Lahti | 5,351.06 mi (8,611.71 km) |
| Houston to Laitila | 5,252.07 mi (8,452.38 km) |
| Houston to Lapinlahti | 5,285.58 mi (8,506.32 km) |
| Houston to Lappeenranta | 5,410.87 mi (8,707.95 km) |
