evidence: IndiGo’s 100 million passengers also underscores the massive potential of the Indian aviation sector. No wonder airlines are keen to tap into it. [...] Indian low-cost carrier IndiGo became the first Indian airline to transport 100 million passengers in a year. Celebrating its 17th anniversary this year, IndiGo has become one of the world’s largest airlines by passenger traffic. [...] Photo credit: IndiGo becomes first Indian airline to transport 100 million passengers in a year. Nadir Hashmi / Indigo Nation