| Langenfeld to Kenosha (Wisconsin) | 4,200.83 mi (6,760.58 km) |
| Langenfeld to Kent (Ohio) | 4,024.97 mi (6,477.57 km) |
| Langenfeld to Kent (Washington) | 4,993.50 mi (8,036.27 km) |
| Langenfeld to Kentwood (Michigan) | 4,102.77 mi (6,602.78 km) |
| Langenfeld to Kerman (California) | 5,571.87 mi (8,967.05 km) |
| Langenfeld to Kernersville (North Carolina) | 4,214.02 mi (6,781.81 km) |
| Langenfeld to Kerrville (Texas) | 5,262.41 mi (8,469.02 km) |
| Langenfeld to Kettering (Maryland) | 3,950.80 mi (6,358.20 km) |
| Langenfeld to Kettering (Ohio) | 4,200.60 mi (6,760.21 km) |
| Langenfeld to Kewanee (Illinois) | 4,341.13 mi (6,986.37 km) |
| Langenfeld to Key Biscayne (Florida) | 4,735.33 mi (7,620.78 km) |
| Langenfeld to Key Largo (Florida) | 4,774.75 mi (7,684.22 km) |
| Langenfeld to Key West (Florida) | 4,860.69 mi (7,822.52 km) |
| Langenfeld to Keystone (Florida) | 4,712.15 mi (7,583.48 km) |
| Langenfeld to Kihei (Hawaii) | 7,368.69 mi (11,858.77 km) |
