| Upminster to Kenosha (Wisconsin) | 3,936.84 mi (6,335.73 km) |
| Upminster to Kent (Ohio) | 3,751.17 mi (6,036.92 km) |
| Upminster to Kent (Washington) | 4,800.88 mi (7,726.27 km) |
| Upminster to Kentwood (Michigan) | 3,836.54 mi (6,174.31 km) |
| Upminster to Kerman (California) | 5,353.24 mi (8,615.21 km) |
| Upminster to Kernersville (North Carolina) | 3,932.51 mi (6,328.76 km) |
| Upminster to Kerrville (Texas) | 4,994.23 mi (8,037.44 km) |
| Upminster to Kettering (Maryland) | 3,669.72 mi (5,905.85 km) |
| Upminster to Kettering (Ohio) | 3,927.52 mi (6,320.73 km) |
| Upminster to Kewanee (Illinois) | 4,077.35 mi (6,561.86 km) |
| Upminster to Key Biscayne (Florida) | 4,446.41 mi (7,155.81 km) |
| Upminster to Key Largo (Florida) | 4,485.70 mi (7,219.04 km) |
| Upminster to Key West (Florida) | 4,571.96 mi (7,357.86 km) |
| Upminster to Keystone (Florida) | 4,425.74 mi (7,122.55 km) |
| Upminster to Kihei (Hawaii) | 7,244.30 mi (11,658.58 km) |
