New Delhi, May 19 -- IndiGo passengers onboard Vadodara to Delhi flight witnessed something unusual, a power disruption while all passengers were seated and the plane was preparing for toke off. The journey turned gloomy as darkness set in on IndiGo flight 6E 657, which was scheduled to depart from Vadodara at 8:40 pm on Sunday, May 17.

According to PTI report, a total of 160 passengers had already boarded the aircraft when the ground power unit (GPU) malfunctioned, making the flight stuffy, sweaty and dark in the summer heat. Moments before take off, GPU), which supplies electricity to parked aircraft, stopped functioning. The aircraft's air conditioning system also stopped functioning because of the power outage.

A social media user s...