There are
1,551 mi
from Rosemead, CA to Pasadena, TX
That's the driving distance. It would take 1 day 2 hours to go from Rosemead, California to Pasadena, Texas.
The flight distance (direct flight from Rosemead, CA to Pasadena, TX) is 1,372.08 mi.
1,551 mi = 2,495.38 kms