In a historic decision, President Barack Obama announced a series of steps aimed at normalising relations with communist-ruled Cuba, with which the US had severed diplomatic ties decades ago imposing a series of sanctions on its island neighbour.
IndiGo's ascent is not without its risks, however.
It is still almost imperceptible. But the jostling in India's private sector for a position in what promises to become one of the country's biggest industries has already begun.