Credit cards, Sept. 8 -- Would you like to buy an air ticket without having to pay for it? That sounds cool, doesn't it? This can happen with the aid of reward points that can be monetised to buy a flight ticket.

Notably, air miles are a very generic term and are often used interchangeably with reward points, Skywards miles, and Maharaja points (in the case of Air India).

But how can a credit card user accumulate enough air miles to buy a free air ticket? Let's find out.

Joining a co-branded card: Sometimes, merely securing a co-branded card leads to earning air miles. For instance, ICICI Bank's Emirates Sapphiro Credit Card offers 5,000 Skywards miles on annual renewal and at the time of joining.

Spending: When you use co-branded cre...