The 2017–18 Armenian Cup was the 27th season of the football knockout competition in Armenia.
The winners of the cup this season earned a place in the 2018–19 Europa League and would begin play in the first qualifying round.
[1] Shirak won the cup final in the previous season and were the defending champions.
[3] The Armenian Football Cup this season was contested over three rounds.
The quarter-final and semi-final rounds were played over two legs, and the final was a single match to determine the cup winner.