UFC 331 set for Sept. 19 in Los Angeles, with Joshua Van vs. Alexandre Pantoja rematch atop the card

UFC announced that Joshua Van will defend his flyweight championship against Alexandre Pantoja in a rematch that will headline UFC 331. The event is scheduled for Sept. 19 Arena in Los Angeles, making the title fight the centerpiece of the promotion’s winter-round slate.

The matchup marks a high-stakes return for both men in the flyweight division. Van enters as the reigning champion, while Pantoja returns as a former titleholder, setting up a scenario where the champion role is tested against a veteran who has already proven he can reach the top of the weight class.

For Van, a rematch provides a distinct kind of pressure. Opponents have more than just a scouting assignment; they also bring the benefit of prior experience against the champion’s style and strategy. With UFC 331 positioned as a major venue stop in Los Angeles, Van’s performance also carries heightened visibility for how the promotion frames its flyweight title picture going forward.

Pantoja’s perspective is equally straightforward. A rematch against a reigning champion gives him a direct route to reclaiming the kind of status he has held before in the division. The fact that UFC is choosing this pairing for the event headliner suggests the promotion believes the rivalry has enough momentum and unfinished business to anchor the card.

The UFC’s announcement also underscores how it continues to treat flyweight as a central division for marquee matchups. By putting a title rematch on the main stage, the promotion is indicating that it values continuity and narrative in its championship programming, not only new challengers and first-time title shots.

Fans now have a clear focal point to track as the event approaches: the extent to which Van can adjust from the first meeting, and whether Pantoja can translate prior tactical knowledge into a path back to the belt. How both fighters manage the early rounds will likely matter, especially in a division where transitions and momentum swings can decide fights.

With UFC 331 drawing closer, the remaining question will be what else surrounds the title bout. While the announcement confirms the headliner, additional matchups, official weigh-in information, and undercard details will determine how comprehensive the night looks as a whole. Until then, the Sept. 19 rematch remains the story with the clearest championship implications.