There are
1,435 mi
from Pasadena, TX to Annapolis, MD
That's the driving distance. It would take 1 day 2 hours to go from Pasadena, Texas to Annapolis, Maryland.
The flight distance (direct flight from Pasadena, TX to Annapolis, MD) is 1,242.13 mi.
1,435 mi = 1.61 kms