The Öresund derby will become a reality if Malmö FF knocks out Latvian RFS in the second qualifying round and FC Copenhagen advances against FC Drita from Kosovo.
Malmö will start on away ground against RFS on Tuesday evening and the return match will be played on July 30.
The third qualifying round for the Champions League, the step before the playoff round, will be played on August 5-6 with returns on August 12.
If Malmö loses to RFS, it will be either Finnish KuPS Kuopio or Kairat Almaty from Kazakhstan in the Europa League qualifying round that awaits.
For Häcken's part, if the team wins over Belgian top club Anderlecht, the winners of the meeting between Norwegian Brann and Austrian Salzburg await.
The Europa League qualifying matches will be played on August 7 and 14.
If Häcken loses and thus moves to the Conference League qualifying round, the winners between Moldovan Sheriff Tiraspol and Dutch Utrecht await.
AIK was drawn to meet the winners of Armenian Pyunik and Hungarian Györi Eto if they get past Estonian Paide.
For Hammarby, if they get past Belgian Charleroi, the winners between Norwegian Rosenborg and Lithuanian Banga await.
The Conference League matches will be played on August 5-6 with returns on August 12.
