On 18 September 2011, Flynn helped Dublin claim their first All-Ireland title in sixteen years, as they beat Kerry at Croke Park. He was awarded his first All Star Award for his performances for Dublin in the half forwards in 2011.
On 18 September 2011, Flynn contributed to Dublin's championship success after a sixteen-year drought, as they outperformed Kerry at Croke Park. He was recognized for his outstanding contributions to Dublin's forward line with the inaugural All Star Award in 2011.