Hi,

Hope you are doing well!

After Class 12, you need to pursue pilot training course or qualify NDA exam in order to get the training of an Air Force Pilot. According to the eligibility criteria, you need to pass Class 12 in Science and you must be at least 17 years of age.Moreover, you must have a medical certificate. After passing NDA exam, you need to get flying experience. After completing required number of hours of flight experience, you have to take written assessment and earn the Pilot's license. You need to complete additional training and tests and advance as an airline pilot.

You can also visit this link for more information:

https://www.careers360.com/careers/airline-pilot

Hope it helps.

All the best for your future.