 He made 48 appearances in 2015–16, as York were relegated into the National League with a 24th-place finish in League Two.York had the second-poorest defensive record with 87 goals conceded; however, Dave Flett of "The Press" defended Flinders, arguing that "without his saves, the club would have collected even fewer points".York exercised their option to extend his contract for 2016–17.