List of Accidents and Incidents Involving Commercial Aircraft - 1931

1931

• March 21 – Australian National Airways Southern Cloud, an Avro 618 Ten, crashes in the Snowy Mountains while flying from Sydney to Melbourne, killing all eight on board, in Australia's first significant airline disaster; the crash site remained undiscovered for 27 years; severe weather at the time of the flight is the likely cause of the accident.
• March 31 – TWA Flight 599, a Fokker F.10 Trimotor, crashes near Bazaar, Kansas, killing all eight aboard, including University of Notre Dame football coach Knute Rockne.