Qantas Airways flight QF-825 had to return and make an emergency landing in Darwin, Australia, on September 30th.
The Boeing 737-800 plane took off for Brisbane, Australia, but had to return shortly afterwards due to loss of cabin pressure.
The plane landed uneventfully. There were 172 people aboard at the time; all of them remained safe.
The airline arranged a replacement plane for the passengers.

Air Algerie flight AH-6212 made a safe landing at Ain Arnat Airport, Algeria, on July 26th.
JetBlue flight B6-1735 made an emergency landing in Buffalo, New York, on November 14th.
Aer Lingus flight EI-845 had to divert and make an emergency landing in Cardiff, Wales, United Kingdom, on October 12th.