Although the normal rules state that new clubs must start in the lowest possible division, due to the acquisition of the academy system, SKN St. Pölten were allowed to participate in the 2nd League West, the fifth level of Austrian football.

In the final, St. Pölten played Red Bull Salzburg but failed to repeat their stunning third round victory from 2002 to 2003, losing 4–2.

In the third qualifying round they played PSV Eindhoven, losing 2–4 on aggregate, thus ending their first foray into a continental competition.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.