Aer Lingus flight EI-778 had to return for an emergency landing in Dublin, Ireland, on December 13th.
The plane took off for Lanzarote, Spain, but had to return shortly afterwards after the crew reported a technical issue.
The plane landed uneventfully. All 126 people aboard remained safe.

Air Astana flight KC-1392 had to make an emergency landing in Xiamen, China, on October 12th.
Korean Air flight KE-271 had to return and make an emergency landing in Chicago, Illinois, on October 10th.
United Airlines flight UA-1516 had to return and make an emergency landing in Liberia, Costa Rica, on April 24th.
British Airways flight BA-143 made an emergency landing in Delhi, India, on March 19th.
SkyWest Airlines flight OO-3046 had to return and make an emergency landing in Palm Springs, California, on September 8th.