New Delhi, Feb. 8 -- Fifteen months after launch of its loyalty initiative, IndiGo counts 10 million people on its BluChip programme, bringing the Gurugram-based airline at par with Air India's frequent flyer scheme, as the country's two largest airlines battle it out for more customers.

InterGlobe Aviation-run IndiGo, which launched its BluChip programme in September 2024, 107million passengers in calendar year 2025, data from India's aviation regulator show. This implies that about 1 in 10 passengers who flew IndiGo are members of its loyalty program.

Air India, which relaunched its loyalty programme in November 2024, has 10 million members in its Maharaj Club, up from two million in January 2022, when the Tata Group bought the airlin...