There are
2,672 mi
from Gaithersburg, MD to Oxnard, CA
That's the driving distance. It would take 1 day 23 hours to go from Gaithersburg, Maryland to Oxnard, California.
The flight distance (direct flight from Gaithersburg, MD to Oxnard, CA) is 2,330.31 mi.
2,672 mi = 4,300.19 kms