Chances are that you have never heard about Wow Air or its founder Skuli Mogensen. But now is the time to stand up and take notice. Mogensen is famous for saying that a day will come when airlines will pay their passengers to fly. His airline is not exactly doing that, but it’s offering a deal that’s unheard of in the aviation world. In December, Wow will launch the cheapest return flight from India to East Coast (US) at Rs 27,000 — this is less than half of the next cheapest flight. “If you find a cheaper flight than this,