| Buffalo Grove to Kaneohe (Hawaii) | 4,223.07 mi (6,796.37 km) |
| Buffalo Grove to Kankakee (Illinois) | 73.79 mi (118.75 km) |
| Buffalo Grove to Kannapolis (North Carolina) | 606.98 mi (976.84 km) |
| Buffalo Grove to Kansas City (Kansas) | 412.94 mi (664.56 km) |
| Buffalo Grove to Kansas City (Missouri) | 404.39 mi (650.80 km) |
| Buffalo Grove to Kapaa (Hawaii) | 4,274.14 mi (6,878.56 km) |
| Buffalo Grove to Kapolei (Hawaii) | 4,240.02 mi (6,823.66 km) |
| Buffalo Grove to Katy (Texas) | 960.77 mi (1,546.20 km) |
| Buffalo Grove to Kaukauna (Wisconsin) | 146.57 mi (235.88 km) |
| Buffalo Grove to Kaysville (Utah) | 1,237.65 mi (1,991.81 km) |
| Buffalo Grove to Kearney (Missouri) | 387.00 mi (622.81 km) |
| Buffalo Grove to Kearney (Nebraska) | 584.51 mi (940.68 km) |
| Buffalo Grove to Kearns (Utah) | 1,246.41 mi (2,005.91 km) |
| Buffalo Grove to Kearny (New Jersey) | 722.51 mi (1,162.77 km) |
| Buffalo Grove to Keene (New Hampshire) | 797.75 mi (1,283.85 km) |
