Gerry Sergeant, 61, was due back at the prison at 8pm on Friday after attending a work placement, but failed to return.
He had been due to come back from Bury St Edmunds by motorbike, police said.
He is serving a 15 year sentence.
Police have urged members of the public not to approach Sergeant if they see him.
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He has been described as 5ft 11in, thin, with brown eyes, white hair and tattoos on both forearms.
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He was on a red Honda 125cc motorbike with the registration AO11 VMZ.
Anyone with information should contact Suffolk Police on 101.