On 31 July 2012, Amos joined Championship team Hull City on a season-long loan from Manchester United.
Before the loan deal was completed, he had joined Hull on their pre-season training camp in Portugal.
He made his debut on 11 August 2012 in 7–6 penalty shoot-out victory over Rotherham United in the first round of the 2012–13 Football League Cup.
However, after 19 appearances, including two in the League Cup, Amos returned to Manchester United on 3 January 2013.
On 31 July 2012, Amos joined Championship team Hull City on a season-long loan from Manchester United. Before the loan deal was completed, he had joined Hull on their pre-season training camp in Portugal. He made his debut on 11 August 2012 in 7–6 penalty shoot-out victory over Rotherham United in the first round of the 2012–13 Football League Cup. However, after 19 appearances, including two in the League Cup, Amos returned to Manchester United on 3 January 2013.
Ben Amos