Between shouts and shoves, followers of Communications forcibly entered the Doroteo Guamuch Flores stadium a few minutes after the match against Malacateco.
Fans broke one of the police cordons in an entrance of the colossus to enter by force before the helpless gaze of the agents.
The final lap is scheduled for 8 pm.
Pre-match celebrations took place around the stadium.
Traffic jams were also reported on the roads surrounding the colossus.