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Per Timatic, the system used by airlines, the following are required:
Passport / travel documents valid for a minimum of 150 days from the arrival date, printed in the Latin alphabet and containing at least 1 unused visa page excluding the page reserved for "Observations" or "Amendments and Endorsements".
A visa
(Source)
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No, you can’t fly without ID as per this question:
As per the guidelines, it is mandatory to carry a Government issued photo identification (ID) proof along with the E-Ticket for domestic flights in India.
Valid ID are:
The valid photo identification documents allowed are: Valid Passport / Driving License / Election Voter Card / Ration Card/ Aadhar ...
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