Celtic kicked off their UEFA Champions League qualifying campaign on Wednesday 19 August 2026, hosting Austrian side LASK at Celtic Park in the play-off round first leg.

The match at Celtic Park went to extra time, with neither side able to find a winner inside 90 minutes, setting up a tense second leg to come.

The result leaves the tie finely balanced ahead of the return fixture, with Celtic needing to find another gear if they are to secure a place in the UEFA Champions League group stage.