| Ludwigsburg to Kinston (North Carolina) | 4,302.67 mi (6,924.48 km) |
| Ludwigsburg to Kirkland (Washington) | 5,157.82 mi (8,300.71 km) |
| Ludwigsburg to Kirksville (Missouri) | 4,658.35 mi (7,496.88 km) |
| Ludwigsburg to Kirkwood (Missouri) | 4,657.82 mi (7,496.03 km) |
| Ludwigsburg to Kiryas Joel (New York) | 3,890.06 mi (6,260.45 km) |
| Ludwigsburg to Kissimmee (Florida) | 4,798.06 mi (7,721.73 km) |
| Ludwigsburg to Klamath Falls (Oregon) | 5,473.11 mi (8,808.12 km) |
| Ludwigsburg to Knightdale (North Carolina) | 4,316.34 mi (6,946.47 km) |
| Ludwigsburg to Knik-Fairview (Alaska) | 4,718.61 mi (7,593.87 km) |
| Ludwigsburg to Knoxville (Tennessee) | 4,531.11 mi (7,292.12 km) |
| Ludwigsburg to Kokomo (Indiana) | 4,403.11 mi (7,086.12 km) |
| Ludwigsburg to Kuna (Idaho) | 5,254.72 mi (8,456.65 km) |
| Ludwigsburg to Kyle (Texas) | 5,382.90 mi (8,662.95 km) |
| Ludwigsburg to La Cañada Flintridge (California) | 5,847.70 mi (9,410.97 km) |
| Ludwigsburg to La Crescenta-Montrose (California) | 5,847.43 mi (9,410.53 km) |
