Bunting qualified for the 2010 BDO World Championship, beating the debuting Ian White 3–0 in the first round before losing to top seed Tony O'Shea 4–0 in the second round. The following year, Bunting once again qualified and won his first round match 3–0, this time against Brian Woods with the tournament highest average of 94.62. Bunting then defeated Scott Waites in the second round 4–2 averaging 89.79 to reach his first World Championship quarter-final, where he was beaten 5–1 by third seed Dean Winstanley with both players averaging over the 90 mark.