New Delhi, Dec. 7 -- Travel plans of hundreds and thousands of flyers spiralled into chaos earlier this week as IndiGo flights got severely impacted across Indian airports due to airline-related technology and operational issues. The pandemonium peaked on Friday when more than 1000 IndiGo flights were cancelled.

Weddings were postponed, families and office workers were left scrambling, and many were spotted crying as their flights were either delayed or cancelled at the last minute. Several viral videos showing flyers' woes have surfaced online in recent days.

What led to the chaos? Why were so many flights cancelled? Will the flyers get their refund? What are their rights in this case? Here's all you need to know.

Insiders believe tha...