When you take a Diploma in Aerospace Engineering the total course fee for entire 3-year program mostly comes to around INR2 – INR4 Lakhs depending on the college.
This fee generally covers admission fee semester fees library and book charges uniform and caution/security fee etc.
Some colleges allow payment semester wise or yearly whichever suits you.
Note also that if you opt for hostel that’s extra. Hostel charges can be around INR25,000–40,000 per semester depending on facilities.
Fee depends on institute type: government / public schools normally charge less private institutes more. Infrastructure labs, hostel facilities also impact fees.
Location of college matters too: if college is in big city or metro area fees and cost of living tend to be higher.
Scholarships may also be available (for example through AME CET) which can reduce fee burden for deserving students.
If you ask is this Diploma affordable yes at INR60,000–1,20,000 per year it is among the more affordable engineering level courses in aviation field in India. This makes it accessible to many aspirants.
Also you get a full diploma certified by appropriate authority (approved by All India Council for Technical Education).
But you must check exactly what is included in fee some colleges may not include hostel in that fee. So living cost / hostel / mess / travel may add up.
Also fee may rise if you choose a private institute or if you need hostel with better amenities.
If you are serious about aerospace career then check several colleges for fee facilities and placement records. Choose one where fee is fair and support (scholarship/financial aid) is available.
If you plan to stay in hostel check its charge especially after including mess / utilities.
Also compare with long term prospects diploma offers a certificate and may lead to good jobs or later further studies. That may make fee worth it.