New Delhi, Dec. 6 -- Air travel across India has been disrupted this week as the country's largest airline, IndiGo, cancelled thousands of flights, leading the government to intervene and increase train services to address travel woes of several passengers.

For five consecutive days, IndiGo cancelled hundreds of flights, troubling several passengers across the country. With a reduced number of flights, airfares on certain routes subsequently surged.

Amid uncertainty over upcoming flight schedules, here we answer some frequently asked questions -

IndiGo has said it cancelled over 800 flights on Saturday, much lower than Friday's number of more than 1,000, and it is addressing all customer refund issues on "priority".

IndiGo earlier att...