There are
1,296 mi
from Lewisville, TX to Barstow, CA
That's the driving distance. It would take 22 hours 26 mins to go from Lewisville, Texas to Barstow, California.
The flight distance (direct flight from Lewisville, TX to Barstow, CA) is 1,152.47 mi.
1,296 mi = 2,085.56 kms