LOT Polish Airlines flight LO-3923 had to return and make an emergency landing in Warsaw, Poland, on November 8th.
The plane took off for Krakow, Poland, but had to turn back due to an issues with the flaps.
The plane landed safely. All passengers and crew members remained unharmed.

American Airlines flight AA-2023 had to divert and make an emergency landing at Des Moines International Airport, Polk County, Iowa, on March 18.
United Airlines flight UA-946 had to divert for an emergency landing at Shannon Airport, Ireland, on January 20th.
Utair flight UT-106 made an emergency landing in Tyumen, Russia, on June 22nd.