All group two matches will be played in Romania between 22 August and 28 August.
The Welsh Premier League champions are one of 40 teams in 10 qualifying groups.
This will be Swansea's third time in the competition.
Swansea City Ladies have will face Scottish side Hibernian, Olimpia Cluj-Napoca of Romania and Ukraine's WFC-2 Kharkiv in the Champions League qualifying group stage.