| Castelo Branco to Kenosha (Wisconsin) | 4,017.08 mi (6,464.86 km) |
| Castelo Branco to Kent (Ohio) | 3,758.68 mi (6,049.01 km) |
| Castelo Branco to Kent (Washington) | 5,202.31 mi (8,372.32 km) |
| Castelo Branco to Kentwood (Michigan) | 3,904.00 mi (6,282.87 km) |
| Castelo Branco to Kerman (California) | 5,635.60 mi (9,069.63 km) |
| Castelo Branco to Kernersville (North Carolina) | 3,850.64 mi (6,197.01 km) |
| Castelo Branco to Kerrville (Texas) | 5,005.49 mi (8,055.56 km) |
| Castelo Branco to Kettering (Maryland) | 3,603.97 mi (5,800.03 km) |
| Castelo Branco to Kettering (Ohio) | 3,934.46 mi (6,331.90 km) |
| Castelo Branco to Kewanee (Illinois) | 4,153.64 mi (6,684.63 km) |
| Castelo Branco to Key Biscayne (Florida) | 4,219.14 mi (6,790.04 km) |
| Castelo Branco to Key Largo (Florida) | 4,253.54 mi (6,845.41 km) |
| Castelo Branco to Key West (Florida) | 4,346.19 mi (6,994.52 km) |
| Castelo Branco to Keystone (Florida) | 4,254.07 mi (6,846.27 km) |
| Castelo Branco to Kihei (Hawaii) | 7,796.84 mi (12,547.81 km) |
