The first training session for the season took place on June 10, 2009, at the GSP Stadium and on June 21, the team left to Obertraun in Austria, to perform the main stage of their pre-season training. On July 3, the team moved to Leogang to continue their pre-season preparation. APOEL returned to Cyprus on July 9. During the pre-season training stage in Austria, APOEL played three friendly matches.

APOEL started the season by winning the 2009 Cypriot Super Cup, beating APOP Kinyras 2–1 on 9 August 2009. Sebastián González opened the score for APOP Kinyras in the 4th minute and APOEL equalised with Boban Grnčarov in the 49th minute. The winner came from Nektarios Alexandrou in the 85th minute.

APOEL finished 2nd in the 2009–10 Cypriot First Division with 65 points, behind champions Omonia which had 74 points. So, APOEL won a place for the 2010–11 UEFA Europa League second qualifying round.

APOEL reached the final of the 2009–10 Cypriot Cup by eliminating Ethnikos Achna (4–2 agg.), Ermis Aradippou (6–0 agg.) and Aris Limassol (2–0 agg.). In the Cup final which held at GSZ Stadium on 15 May 2010, APOEL lost from Apollon Limassol by 2–1. Apollon took the lead in the 1st minute with a goal from Moustapha Bangura and APOEL equalised in the 23rd minute with a header from Marcin Żewłakow. Apollon scored the winner with Giorgos Merkis in the 72nd minute with a header from close range.

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Wikipedia