| Buffalo Grove to Kinston (North Carolina) | 733.29 mi (1,180.12 km) |
| Buffalo Grove to Kirkland (Washington) | 1,703.19 mi (2,741.02 km) |
| Buffalo Grove to Kirksville (Missouri) | 275.74 mi (443.76 km) |
| Buffalo Grove to Kirkwood (Missouri) | 279.67 mi (450.08 km) |
| Buffalo Grove to Kiryas Joel (New York) | 712.55 mi (1,146.73 km) |
| Buffalo Grove to Kissimmee (Florida) | 1,025.77 mi (1,650.82 km) |
| Buffalo Grove to Klamath Falls (Oregon) | 1,719.41 mi (2,767.12 km) |
| Buffalo Grove to Knightdale (North Carolina) | 671.95 mi (1,081.40 km) |
| Buffalo Grove to Knik-Fairview (Alaska) | 2,814.03 mi (4,528.74 km) |
| Buffalo Grove to Knoxville (Tennessee) | 479.15 mi (771.11 km) |
| Buffalo Grove to Kokomo (Indiana) | 151.35 mi (243.58 km) |
| Buffalo Grove to Kuna (Idaho) | 1,436.60 mi (2,311.98 km) |
| Buffalo Grove to Kyle (Texas) | 1,005.66 mi (1,618.46 km) |
| Buffalo Grove to La Cañada Flintridge (California) | 1,721.13 mi (2,769.89 km) |
| Buffalo Grove to La Crescenta-Montrose (California) | 1,722.18 mi (2,771.59 km) |
