There are
1,436 mi
from Lewisville, TX to Pasadena, CA
That's the driving distance. It would take 1 day to go from Lewisville, Texas to Pasadena, California.
The flight distance (direct flight from Lewisville, TX to Pasadena, CA) is 1,217.46 mi.
1,436 mi = 1.61 kms