Prime Minister Anthony Albanese has finally locked in a formal face-to-face meeting with Donald Trump, after a number of false starts.

The October 20 bilateral with the US President in Washington was confirmed by Mr Albanese during a doorstop on the sidelines of the United Nations General Assembly meeting in New York.

The confirmation came as Australia's Ambassador to the US Kevin Rudd earlier told those attending a speech by Mr Albanese in New York that it was on.

"We were delighted to have the White House confirm this morning that the PM will be back in the United States on the 20th of October to meet with the President of the United States in Washington DC," he said while introducing Mr Albanese at the event hosted by Macquarie Group.

The prime minister has been battling for formal

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