Yemenia flight IY-600 had to return and make an emergency landing in Aden, Yemen, on June 8th.
The Airbus A310-300 plane took off for Cairo, Egypt, but had to turn back after the crew needed to shut down one the engines due to an oil leak.
The plane landed back safely. All one hundred and eighty people aboard remained unharmed.

EasyJet flight EZY811 had to make an emergency landing in Edinburgh, Scotland, United Kingdom, on November 3rd.
Etihad Airways flight EY-474 had to return and make an emergency landing in Abu Dhabi, United Arab Emirates, on September 5th.