Yes, HDFC Bank does provide that facility. You need to follow these steps:Login to your HDFC internet banking account using your Customer ID and PasswordClick in the ‘Cards’ tab on the topUnder the ‘Enquire’ Tab on the left, click on ‘Redeem Points’Select the credit card with which you want to convert your pointsYou will be redirected to the HDFC Rewards catalogue pageClick on Frequent Flyer Registration, if not registered beforeSelect the airline and fill in your frequent flyer numberFill in other mandatory details and click on 'Proceed'.