United Airlines flight UA-779 had to return and make an emergency landing in San Francisco, California, on December 18th.
The Boeing 757-200 plane took off for Newark, New Jersey, but had to turn back due to indication of smoke in a lavatory.
The plane landed uneventfully. All one hundred and seventy-six people aboard remained safe.

American Airlines flight AA-900 had to return and make an emergency landing in Buenos Aires, Argentina, on July 22nd.

Air Malta flight KM-352 made an emergency landing in Dusseldorf, Germany, on January 3rd.