To apply for aerospace engineering colleges in Ahmedabad, first ensure you meet the eligibility criteria, which include completing 12th grade with Physics, Chemistry, and Mathematics. You will need to clear an entrance exam like JEE or AMECET (Aerospace Engineering Common Entrance Test). After securing a good score, fill out the application form with your personal and academic details, and submit necessary documents. Some colleges may conduct counseling or interviews before final admission. Once selected, pay the required fees to confirm your seat and begin your studies in aerospace engineering.