New Delhi, June 29 -- An IndiGo flight from Pune to Hyderabad was diverted to Vijayawada on Sunday due to heavy air traffic in Hyderabad airspace, according to sources.

Sources said that the flight (6E-6473) had departed from Pune Airport at 8:43 AM on Sunday and was en route to Hyderabad's Rajiv Gandhi International Airport.

It later landed at Hyderabad airport at 12:38 PM, they added.

Earlier, Air India flight AI357, operating from Tokyo's Haneda Airport to Delhi, was diverted to make an unscheduled landing in Kolkata on Sunday as a precautionary measure following elevated cabin temperatures during the journey.

According to an official statement from the airline, the flight landed safely and is currently being inspected.

"Air India...