| Westerville to Kalispell (Montana) | 1,640.12 mi (2,639.51 km) |
| Westerville to Kaneohe (Hawaii) | 4,498.00 mi (7,238.84 km) |
| Westerville to Kankakee (Illinois) | 267.89 mi (431.13 km) |
| Westerville to Kannapolis (North Carolina) | 344.37 mi (554.22 km) |
| Westerville to Kansas City (Kansas) | 632.53 mi (1,017.97 km) |
| Westerville to Kansas City (Missouri) | 622.49 mi (1,001.80 km) |
| Westerville to Kapaa (Hawaii) | 4,552.12 mi (7,325.93 km) |
| Westerville to Kapolei (Hawaii) | 4,515.18 mi (7,266.49 km) |
| Westerville to Katy (Texas) | 1,019.93 mi (1,641.41 km) |
| Westerville to Kaukauna (Wisconsin) | 396.23 mi (637.67 km) |
| Westerville to Kaysville (Utah) | 1,517.43 mi (2,442.07 km) |
| Westerville to Kearney (Missouri) | 609.64 mi (981.12 km) |
| Westerville to Kearney (Nebraska) | 849.99 mi (1,367.93 km) |
| Westerville to Kearns (Utah) | 1,524.25 mi (2,453.04 km) |
| Westerville to Kearny (New Jersey) | 464.64 mi (747.77 km) |
