Air India flight AI 973 had to return and make an emergency landing at Indira Gandhi International Airport in New Delhi, India, on October 4.
The Airbus A319 took off for Muscat but had to return shortly afterwards after the pilot reported a hydraulic leak.
The plane landed safely. There were 80 passengers aboard at the time; all of them remained unhurt.
The airline arranged a replacement plane for the passengers.

Scandinavian Airlines flight SK-4418 had to divert and make an emergency landing in Trondheim, Norway, on January 22nd.
Smartwings flight QS-3179 made an emergency landing in Prague, Czech Republic, on April 9th.
UTAir flight UT-355 had to return and make an emergency landing at Vnukovo International Airport, Russia, on January 27th.