India, March 27 -- An IndiGo aircraft brushed the wingtip of a Chennai-bound Air India Express plane with 169 passengers on board when it was awaiting clearance to enter the runway at the Kolkata airport around 10.30am on Wednesday, prompting regulator Directorate General of Civil Aviation (DGCA) to launch a probe and off-roster two pilots.

"We have initiated a probe into the incident and have also off-rostered the IndiGo pilots. No passenger was injured in the incident," a DGCA official said.

An Air India Express spokesperson said the wingtip of a taxiing aircraft of another airline grazed one of their planes, which was stationary and awaiting clearance to fly to Chennai. "The aircraft has since returned to the bay and further investig...