There are
1,855 mi
from Temecula, CA to Gretna, LA
That's the driving distance. It would take 1 day 8 hours to go from Temecula, California to Gretna, Louisiana.
The flight distance (direct flight from Temecula, CA to Gretna, LA) is 1,607.08 mi.
1,855 mi = 1.61 kms