UFC 331 Preview: Van vs. Pantoja 2 for the Flyweight Title, and Tsarukyan Finally Fights
Crypto.com Arena, Los Angeles — September 19, 2026
Sep 19 in Los Angeles: Joshua Van defends the flyweight title in a rematch with Alexandre Pantoja, Arman Tsarukyan meets Mauricio Ruffy over five rounds, and Moicano–Ortega runs back. The tale of the tape and the reader pick are live on Fight Intelligence.
The BOXING OS Desk · Sep 14, 2026 · 4 MIN READ

- ✓Joshua Van defends the flyweight title against Alexandre Pantoja in a rematch — Sept 19, Crypto.com Arena, Los Angeles.
- ✓Arman Tsarukyan vs. Mauricio Ruffy is a five-round lightweight fight — Tsarukyan's long-awaited return to a marquee slot.
- ✓Moicano vs. Ortega 2, Patricio Pitbull vs. Doo Ho Choi and Jourdain vs. Vera fill out a genuinely deep main card.
- ✓Heavyweights Tuivasa vs. Despaigne and Steveson vs. Sharaf are on the same night.
- ✓The tale of the tape and the reader pick for Van–Pantoja are live on the Fight Intelligence hub — a game, not odds.
UFC 331: Van vs. Pantoja 2 takes place on September 19, 2026, at Crypto.com Arena in Los Angeles — prelims at 6 p.m. ET, main card at 9 p.m. ET. Flyweight champion Joshua Van defends against Alexandre Pantoja, the man he took the belt from, in a rematch. Arman Tsarukyan faces Mauricio Ruffy in a five-round lightweight bout, Renato Moicano and Brian Ortega run back their rivalry, Patricio Pitbull meets Doo Ho Choi at featherweight, and Charles Jourdain fights Marlon Vera at bantamweight. Tai Tuivasa vs. Robelis Despaigne and Gable Steveson vs. Sean Sharaf sit at heavyweight. Van and Pantoja's verified height, reach, age and records — and the reader pick — are on our Fight Intelligence hub.
The rematch this desk has tracked since it was announced, and a lightweight fight that has been waiting for a slot like this.
The main event Joshua Van won the belt from Alexandre Pantoja; now he has to do it again. The numbers are counter-intuitive — the Fight Intelligence hub has them as bars — because Pantoja, cast as the smaller veteran, actually holds the reach edge, and the twelve-year age gap runs the way you would expect. A champion at 24 against the most decorated late-bloomer in the division's history: can a grappling-heavy veteran solve a faster, younger champion twice in a year, or was the first result the new order?
Tsarukyan, five rounds, finally Arman Tsarukyan against Mauricio Ruffy is scheduled for five rounds, which tells you how the promotion sees it. Tsarukyan has been the lightweight the division keeps waiting on; Ruffy is the kind of striker who makes waiting expensive.
The rest of a real card Renato Moicano and Brian Ortega run it back. Patricio Pitbull meets Doo Ho Choi at featherweight. Charles Jourdain fights Marlon Vera at bantamweight. Two heavyweight fights — Tuivasa vs. Despaigne, Steveson vs. Sharaf — carry their own volume. This is a pay-per-view with stakes past the top two.
Pick it, then watch it The hub carries a reader pick for the main event — tap who you have, see the split. It is a game, labelled as one; the desk publishes verified facts and its own editorial read, never a probability. The style read is there too. The recap lands Monday via the coverage desk.
The first fight told us Van could take the belt. The second tells us whether he can keep it from the man who knows him best.
Also this week: Isaac Cruz defends the interim WBC super lightweight title against Nestor Bravo in San Diego.
FAQ
When is UFC 331 and what is the main event?+
Saturday, September 19, 2026, at Crypto.com Arena in Los Angeles. Prelims start at 6 p.m. ET and the main card at 9 p.m. ET. Flyweight champion Joshua Van defends against Alexandre Pantoja in a rematch.
Who else fights on the UFC 331 main card?+
Arman Tsarukyan vs. Mauricio Ruffy over five rounds at lightweight, Renato Moicano vs. Brian Ortega 2, Patricio Pitbull vs. Doo Ho Choi at featherweight, and Charles Jourdain vs. Marlon Vera at bantamweight.
Where can I compare Van and Pantoja's stats?+
On the Fight Intelligence hub — verified height, reach, age and record as comparison bars, plus a reader pick. No odds, no win probability.
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