The 2018 OFC Champions League qualifying stage was played from 20 to 26 January 2018. A total of four teams competed in the qualifying stage to decide two of the 16 places in the group stage of the 2018 OFC Champions League.
The draw of the qualifying stage was held on 15 September 2017 at the OFC Headquarters in Auckland, New Zealand. For the qualifying stage, the champions of the four developing associations were drawn from Pot A into each of the four positions 1–4 to determine the fixtures.
The teams were ranked according to points (3 points for a win, 1 point for a draw, 0 points for a loss). If tied on points, tiebreakers were applied in the following order (Regulations Article 34):