| Gahanna to Kenosha (Wisconsin) | 314.61 mi (506.31 km) |
| Gahanna to Kent (Ohio) | 110.66 mi (178.10 km) |
| Gahanna to Kent (Washington) | 2,006.95 mi (3,229.88 km) |
| Gahanna to Kentwood (Michigan) | 242.91 mi (390.92 km) |
| Gahanna to Kerman (California) | 2,013.11 mi (3,239.79 km) |
| Gahanna to Kernersville (North Carolina) | 310.06 mi (499.00 km) |
| Gahanna to Kerrville (Texas) | 1,147.12 mi (1,846.12 km) |
| Gahanna to Kettering (Maryland) | 333.37 mi (536.51 km) |
| Gahanna to Kettering (Ohio) | 71.89 mi (115.69 km) |
| Gahanna to Kewanee (Illinois) | 379.61 mi (610.92 km) |
| Gahanna to Key Biscayne (Florida) | 1,002.57 mi (1,613.47 km) |
| Gahanna to Key Largo (Florida) | 1,039.40 mi (1,672.75 km) |
| Gahanna to Key West (Florida) | 1,070.10 mi (1,722.16 km) |
| Gahanna to Keystone (Florida) | 821.93 mi (1,322.76 km) |
| Gahanna to Kihei (Hawaii) | 4,457.03 mi (7,172.89 km) |
