The 11 dates will see Shadow Child, A Guy Called Gerald, Billy Nasty, Jumping Jack Frost, Slipmatt, Mark Archer of Altern 8, and more perform across the UK to raise money for mental health charities CALM and Mind.
Keith Flint died by suicide aged 49 on 4 March.
Mark Archer from Altern 8 has already launched his own fundraising scheme with donations from Altern 8's reissued Full On Mask Hysteria album going to Mind and CALM.
A petition was also launched earlier this week to erect a statue of Keith Flint in the centre of his Essex hometown, Braintree.
