The injection of cash will see Rex through to the next federal election as Labor faces more heat on airline competition.

The Albanese government is throwing Regional Express (Rex) an $80m lifeline after the debt-ridden carrier fell into administration earlier this year.

The federal government will provide up to $80 million to keep Rex regional routes operating, a relief for rural communities fearing for their future prosperity.

The federal government is providing an $80 million lifeline to regional airline Rex. The funding will help keep its routes in operation while the company navigates its financial difficulties. It will allow Australia's' third-largest carrier to extend its voluntary administration period.