| Boadilla del Monte to Joliet (Illinois) | 4,206.80 mi (6,770.20 km) |
| Boadilla del Monte to Jonesboro (Arkansas) | 4,529.53 mi (7,289.57 km) |
| Boadilla del Monte to Joplin (Missouri) | 4,657.55 mi (7,495.60 km) |
| Boadilla del Monte to Joppatowne (Maryland) | 3,726.47 mi (5,997.18 km) |
| Boadilla del Monte to Juana Díaz (Puerto Rico) | 3,989.63 mi (6,420.69 km) |
| Boadilla del Monte to Junction City (Kansas) | 4,686.12 mi (7,541.59 km) |
| Boadilla del Monte to Juneau (Alaska) | 5,033.91 mi (8,101.29 km) |
| Boadilla del Monte to Jupiter (Florida) | 4,348.43 mi (6,998.12 km) |
| Boadilla del Monte to Jupiter Farms (Florida) | 4,353.77 mi (7,006.72 km) |
| Boadilla del Monte to Jurupa Valley (California) | 5,782.85 mi (9,306.59 km) |
| Boadilla del Monte to Justice (Illinois) | 4,184.75 mi (6,734.71 km) |
| Boadilla del Monte to Kahului (Hawaii) | 7,850.31 mi (12,633.85 km) |
| Boadilla del Monte to Kailua (Hawaii) | 7,847.82 mi (12,629.85 km) |
| Boadilla del Monte to Kalamazoo (Michigan) | 4,066.28 mi (6,544.05 km) |
| Boadilla del Monte to Kalispell (Montana) | 4,987.08 mi (8,025.93 km) |
