Know About Flight Cash & Luggage Limit

Cash and Luggage Restrictions

Basics to know

Cash Limit
For domestic flights: Unlimited
For international flights: USD 10,000 and more in transit. Declare when money exceeds USD 5,000.

Luggage Restrictions
Check-in baggage: 15-32 kg (Changes by airline)
Hand baggage: 7-12 kg

All Extra Baggage/Luggage Charges
₹100-₹500 per kg (Local)
$10-$50/ kg for International

Documentation Suggested
Valid Passport
Visa should be there. If visa is required for that country.
Boarding pass
Valid ID proof 
Airline Wise restrictions
Check your Airline
IndiGo: 15 kg check-in baggage and 7 kg in hand.
SpiceJet: 15 kg check-in baggage and 7 kg in hand.
Air India: 25 kg in check-in baggage, 8 kg in hand baggage

Sources:

- DGCA
- IATA
- Airlines websites