The ppl course duration in India generally takes 6 to 12 months. This includes ground classes (2-3 months) and flying training (4-8 months with minimum 40 flying hours as per DGCA rules). However the time you take may vary depending on your schedule weather aircraft availability, and exam performance.
If you choose part time training the private pilot license course duration can extend slightly. This is because flying requires regular practice to build confidence and continuity. When there are longer breaks between lessons you may need extra hours to refresh earlier learnings. Similarly clearing DGCA exams on time is easier with consistent study schedules.
That said part time training is still a good option for working professionals or students who want flexibility. Flight schools allow you to balance your classes and flying hours without pressuring you to complete everything in a rush.
Weather conditions (monsoon fog or heavy rains can delay flights).
Aircraft and instructor availability at your training school.
Medical and DGCA exam clearances which take time if delayed.
Consistency in practice - flying regularly shortens the training.
Even if the private pilot license duration increases in part time mode it does not affect the quality of your training. In fact many part time students successfully complete the course by staying consistent and disciplined. With proper planning like scheduling medicals early preparing for ground exams in advance and choosing a school with good resources you can still complete the training within 12 months.
So yes the ppl duration may increase slightly with part time training but with smart planning you can complete it comfortably while managing other responsibilities. The journey is flexible positive and designed to suit your needs.