There are
2,673 mi
from Pasadena, CA to Hyattsville, MD
That's the driving distance. It would take 1 day 23 hours to go from Pasadena, California to Hyattsville, Maryland.
The flight distance (direct flight from Pasadena, CA to Hyattsville, MD) is 2,291.12 mi.
2,673 mi = 3.22 kms