UFC 331 Odds for Saturday, Sept. 19: Van vs. Pantoja Odds & Fight Card From Los Angeles Tonight

Robert Criscola - Betting Analyst at Covers.com
Robert Criscola • Betting Analyst 11+ years betting experience
Updated: Sep 19, 2026 , 08:50 AM ET • 4 min read

Check out the latest win probabilities for UFC 331, with flyweights Joshua Van and Alexandre Pantoja doing battle in the main event tonight.

Joshua Van MMA UFC 331
Photo By - Reuters Connect. Joshua Van (red gloves) fights Tatsuro Taira (blue gloves) during UFC 328.

UFC 331 odds are on the board for tonight's card from Crypto.com Arena in Los Angeles, Calif. Anchoring the action is the main-event flyweight title fight between Joshua Van (56% win probability) and Alexandre Pantoja.

Let's take a closer look at the latest odds for each fight on the UFC 331 card, set for Sept. 19 on Paramount+.

UFC 331 odds

Fight Kalshi
Probabilities
Joshua Van
vs
Alexandre Pantoja
58%
43%
Arman Tsarukyan
vs
Mauricio Ruffy
73%
28%
Patricio Pitbull
vs
Dooho Choi
28%
72%
Alonzo Menifield
vs
Iwo Baraniewski
31%
69%
Gable Steveson
vs
Sean Sharaf
93%
8%
Marlon Vera
vs
Charles Jourdain
35%
66%
Tai Tuivasa
vs
Robelis Despaigne
18%
82%
Michael Aswell
vs
JooSang Yoo
35%
65%
Ryan Gandra
vs
Ozzy Diaz
81%
19%
Edmen Shahbazyn
vs
Brunno Ferreira
63%
38%
Casey O'Neil
vs
Eduarda Moura
67%
33%
Giga Chikadze
vs
Joanderson Brito
79%
21%

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UFC 331 main card odds

Joshua Van vs Alexandre Pantoja odds

Fighter Kalshi
Probability
Joshua Van 58%
Alexandre Pantoja 43%

This is a much-anticipated rematch after Pantoja suffered an injury during their first battle at UFC 323.

Van claimed the flyweight title nine months back when Pantoja succumbed to an elbow injury 23 seconds into the fight. Now Van is out to prove he's the legitimate champion, while Pantoja seeks to become the third fighter to hold the flyweight title twice.

Arman Tsarukyan vs Mauricio Ruffy odds

Fighter Kalshi
Probability
Arman Tsarukyan 73%
Mauricio Ruffy 28%

This is a rare five-round faceoff that isn't for a title, though it's widely thought that whoever gets their arm raised here will get their shot next in the lightweight division.

Arman Tsarukyan has taken some time off since last November, when he recorded his fifth straight win while defeating Dan Hooker, improving to 10-2. Mauricio Ruffy's takedown defense will need to be stout, but he's recently tallied impressive wins over Michael Chandler and Rafael Fiziev.

Patricio Pitbull vs Dooho Choi odds

Fighter Kalshi
Probability
Patricio Pitbull 28%
Dooho Choi 72%

Dooho Choi is riding high after three straight knockout wins. He packs plenty of power and has registered 14 knockout victories throughout a lengthy career. But Patricio Pitbull boasts a similar approach and repertoire, meaning there could be plenty of fireworks in this one.

UFC 331 prelim card

Fight Probabilities
Gable Steveson
vs
Sean Sharaf
93%
8%
Marlon Vera
vs
Charles Jourdain
35%
65%
Tai Tuivasa
vs
Robelois Despaigne
18%
82%
Michael Aswell
vs
JooSang Yoo
35%
65%

UFC 331 FAQ

When is UFC 331?

UFC 331 takes place on Saturday, Sept. 19, at Crypto.com Arena in Los Angeles, Calif.

What is the UFC 331 main event?

The flyweight championship bout between Joshua Van and Alexandre Pantoja is the UFC 331 main event.

How to watch UFC 331

Watch UFC 331 live on Paramount+ at 9 p.m. ET.

Odds are correct at the time of publishing and are subject to change.
Not intended for use in MA.
Affiliate Disclosure: Our team of experts has thoroughly researched and handpicked each product that appears on our website. We may receive compensation if you sign up through our links.

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Robert Criscola - Covers.com
Betting Analyst

Robert M. Criscola’s road to becoming a Covers publishing editor began with an internship at Metro New York, which eventually turned into a freelance job at MetroBet covering many sports from a wagering angle, including horse racing. He continued to focus on “The Sport of Kings” by writing for shapperdacapper.com, danonymousracing.com, and informer.fanxt.com before joining the team at the TwinSpires Edge in 2019 as a regular contributor and weekend editor. “Crisco” began writing game previews for Covers in 2022 and joined the editing team in 2023.

His best advice for sports bettors? Bet with your head, not over it.

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