Eastern Airways flight T3726 made an emergency landing at Aberdeen Airport, Scotland, on April 13th.
The plane was flying from Norwich, England, when the pilot reported a hydraulic problem and declared an emergency.
The plane landed safely. All 19 passengers and 3 crew members remained unhurt.
Nordic Regional Airlines (Norra) flight AY-215 had to return and make an emergency landing in Helsinki, Finland, on April 1st.
Qantas Airways flight QF-7 had to return and make an emergency landing in Sydney, Australia, on August 4th.
Air New Zealand flight NZ-268 had to return and make an emergency landing in Ho Chi Minh City, Vietnam, on October 9th.