IndiGo is a low-cost airline headquartered at Gurgaon, Haryana, India. It is the largest airline in India by passengers carried and fleet size, with a 41.3% domestic market share as of June 2018. It is also the largest individual Asian low-cost carrier in terms of jet fleet size and passengers carried, and the seventh largest carrier in Asia with over 46 million passengers carried in 2017. The airline operates to 52 destinations both domestic and international. It has its primary hub at Indira Gandhi International Airport, Delhi.