Best engineering to become airline pilot
As acoording to your choice AERONAUTICAL engineering seems to be the best branch from your vision do it in top IIT'S and NIT'S have a great scope.
Indira Gandhi Rashtriya Uran Akademi (IGRUA)
National Flying Training Institute (NFTI)
Madhya Pradesh Flying Club (MPFC)
Ahmedabad Aviation & Aeronautics Ltd. ( AAA)
Bombay Flying Club
They provide commercial pilot licence and proper training. If you wish to be a pilot try joining the institute after your 12th. They conduct a enterence exam for the students.