| Busko-Zdroj to Kenosha (Wisconsin) | 4,707.43 mi (7,575.88 km) |
| Busko-Zdroj to Kent (Ohio) | 4,558.10 mi (7,335.55 km) |
| Busko-Zdroj to Kent (Washington) | 5,324.99 mi (8,569.74 km) |
| Busko-Zdroj to Kentwood (Michigan) | 4,615.66 mi (7,428.19 km) |
| Busko-Zdroj to Kerman (California) | 5,957.17 mi (9,587.14 km) |
| Busko-Zdroj to Kernersville (North Carolina) | 4,768.49 mi (7,674.14 km) |
| Busko-Zdroj to Kerrville (Texas) | 5,774.73 mi (9,293.52 km) |
| Busko-Zdroj to Kettering (Maryland) | 4,504.74 mi (7,249.68 km) |
| Busko-Zdroj to Kettering (Ohio) | 4,730.98 mi (7,613.78 km) |
| Busko-Zdroj to Kewanee (Illinois) | 4,846.39 mi (7,799.51 km) |
| Busko-Zdroj to Key Biscayne (Florida) | 5,315.67 mi (8,554.75 km) |
| Busko-Zdroj to Key Largo (Florida) | 5,355.69 mi (8,619.15 km) |
| Busko-Zdroj to Key West (Florida) | 5,439.94 mi (8,754.74 km) |
| Busko-Zdroj to Keystone (Florida) | 5,281.96 mi (8,500.50 km) |
| Busko-Zdroj to Kihei (Hawaii) | 7,512.09 mi (12,089.54 km) |
