India, Dec. 8 -- IndiGo, India's largest domestic airlines, is battling its worst-ever operational crisis, having cancelled more than 4,500 flights since Tuesday last week as disruptions entered their seventh straight day on Monday. Despite urgent interventions by the government and widespread passenger relief measures by the airlines, delays, confusion, and airport overcrowding continue across the country.

Track Live updates on IndiGo flight cancellations here

Tuesday: Over 150 cancellations

Wednesday: Nearly 200 cancellations; IndiGo's on-time performance drops to 19.7%

Thursday: 300+ cancellations with significant international disruption

Friday: Around 1,600 cancelled - the worst single-day collapse

Saturday: Around 850 cancelle...