The Government has been accused of kicking the aviation debate "into the long grass" by announcing that Sir Howard's full report will not be completed until summer 2015.
It is thought Mr Johnson will today say that he considers this timescale "nonsensical" and that the commission could present its findings in 12 to 15 months.
He is also expected to tell his audience at City Hall in London that the delays in aviation policy are not only unnecessary but "artificial".
In fine bombastic Boris style he described himself as an aeronautical Bill Cash, unable to let go until he had changed the status quo.
The Mayor of London challenged the Prime Minister today over his demotion of Justine Greening and vowed to fight any expansion to Heathrow.
Jeremy Hunt and Chris Grayling landed promotions as David Cameron sparked minor controversy in reordering his Cabinet for the first time.