There are
1,927 mi
from Dubuque, IA to Oxnard, CA
That's the driving distance. It would take 1 day 9 hours to go from Dubuque, Iowa to Oxnard, California.
The flight distance (direct flight from Dubuque, IA to Oxnard, CA) is 1,638.54 mi.
1,927 mi = 3,101.54 kms