There are
1,878 mi
from Oxnard, CA to Maryland Heights, MO
That's the driving distance. It would take 1 day 8 hours to go from Oxnard, California to Maryland Heights, Missouri.
The flight distance (direct flight from Oxnard, CA to Maryland Heights, MO) is 1,620.78 mi.
1,878 mi = 3,022.76 kms