Aviation IndiGo postpones launch of much-hyped flights to London Updated : October 24, 2019 12:56 PM IST IndiGo will remain focused on international expansion during 2020 and is looking to add more points in China and Asia. In March, IndiGo launched flights to Istanbul from Delhi, but its overseas operations have been anything but smooth. IndiGo is focused on growing South-East Asia, and believes Kolkata, as a gateway city, has a number of advantages. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.