2010-11: Brandon Hickey played for the Leduc Oil Kings bantam AAA team in Alberta and appeared in one game with the club’s minor midget AAA team. Hickey played for the Edmonton South Bruins in the Alberta Cup and was selected by the Tri-City Americans in the fourth round (81st overall) of the 2011 WHL Bantam Draft.
2011-12: Hickey appeared in two junior A games with the AJHL’s Spruce Grove Saints and played for the Leduc Oil Kings midget AAA team that hosted the 2012 Telus Cup. He had no points with 2 penalty minutes playing for the Saints. Hickey played 19 games for the Kings during the regular season — scoring 4 goals with 7 assists and 12 penalty minutes —and had no points with 4 penalty minutes in seven Telus Cup games. The Oil Kings lost to the Saskatoon Contacts in the bronze medal game. Hickey played for the gold medal Team Alberta squad in the Western Canada U16 Challenge Cup and was invited to Team Pacific’s U17 regional camp in July.
2012-13: Hickey played for the AJHL’s Spruce Grove Saints and competed for Canada Pacific in the 2013 U17 World Hockey Challenge. He scored 1 goal with 6 assists and 11 penalty minutes in 55 games as Spruce Grove finished first in the North Division. Hickey had no points with 12 penalty minutes in 16 playoff games. In five games at the WHC he scored 1 goal with 2 assists and 6 penalty minutes. Canada Pacific reached the championship game; winning a silver medal.
2013-14: Hickey skated in 49 of 60 regular season games for Spruce Grove in his second season with the Saints and played for Canada West in the 2013 U19 World Junior A Challenge. He scored 4 goals with 12 assists and 22 penalty minutes during the AJHL regular season. The Saints finished first in the North Division and advanced to the Western Canada Cup after winning the AJHL playoff title. Hickey had 5 assists and 4 penalty minutes in 13 playoff games. He had 1 assist and 2 penalty minutes in four games at the WJAC as Canada West captured a bronze medal. In January he committed to playing college hockey at Boston University in 2014-15. Hickey was ranked 63rd amongst North American skaters in Central Scouting’s final rankings prior to the 2014 NHL Draft.