It is part of the Australian
carrier's plans to reduce costs by A$2bn ($1.8bn; £1bn) over the next three
years.
The cuts were announced
alongside an underlying pre-tax loss of A$252m for the six months to the end of
December.
The airline, which also
plans to reduce its fleet by more than 50 aircraft, said it faced tough
competition in both international and domestic operations.
Qantas chief executive Alan
Joyce said he would be discussing the job cuts