MakemyTrip Domestic Flights Offers – Upto Rs. 800 Cashback on Through HDFC Cards. Get upto Rs. 800 cashback on domestic flight bookings through HDFC cards. Get Rs. 300 cashback for bookings worth Rs. 4000 to Rs. 6000, Rs. 600 cashback on bookings worth Rs. 6001 to Rs. 15000, Rs. 800 cashback on bookings above Rs. 15000. Use coupon code to avail this offer.