| 2026-09-19 | UFC 331: Van vs. Pantoja 2 | Flyweight | Joshua Van def. Alexandre Pantoja title | Decision (unanimous) (49–46, 48–47, 50–45) | 5 | 5:00 |
| 2025-12-06 | UFC 323: Dvalishvili vs. Yan 2 | Flyweight | Joshua Van def. Alexandre Pantoja title | TKO (arm injury) | 1 | 0:26 |
| 2025-06-28 | UFC 317: Topuria vs. Oliveira | Flyweight | Alexandre Pantoja def. Kai Kara-France title | Submission (rear-naked choke) | 3 | 1:55 |
| 2024-12-07 | UFC 310: Pantoja vs. Asakura | Flyweight | Alexandre Pantoja def. Kai Asakura title | Technical Submission (rear-naked choke) | 2 | 2:05 |
| 2024-05-04 | UFC 301: Pantoja vs. Erceg | Flyweight | Alexandre Pantoja def. Steve Erceg title | Decision (unanimous) (48–47, 48–47, 49–46) | 5 | 5:00 |
| 2023-12-16 | UFC 296: Edwards vs. Covington | Flyweight | Alexandre Pantoja def. Brandon Royval title | Decision (unanimous) (50–45, 50–45, 49–46) | 5 | 5:00 |
| 2023-07-08 | UFC 290: Volkanovski vs. Rodríguez | Flyweight | Alexandre Pantoja def. Brandon Moreno title | Decision (split) (46–49, 48–47, 48–47) | 5 | 5:00 |
| 2022-07-30 | UFC 277: Peña vs. Nunes 2 | Flyweight | Alexandre Pantoja def. Alex Perez | Submission (neck crank) | 1 | 1:31 |
| 2021-08-21 | UFC on ESPN: Cannonier vs. Gastelum | Flyweight | Alexandre Pantoja def. Brandon Royval | Submission (rear-naked choke) | 2 | 1:46 |
| 2021-02-06 | UFC Fight Night: Overeem vs. Volkov | Flyweight | Alexandre Pantoja def. Manel Kape | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2020-07-19 | UFC Fight Night: Figueiredo vs. Benavidez 2 | Flyweight | Askar Askarov def. Alexandre Pantoja | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2019-12-21 | UFC Fight Night: Edgar vs. The Korean Zombie | Flyweight | Alexandre Pantoja def. Matt Schnell | KO (punches) | 1 | 4:17 |
| 2019-07-27 | UFC 240: Holloway vs. Edgar | Flyweight | Deiveson Figueiredo def. Alexandre Pantoja | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2019-04-13 | UFC 236: Holloway vs. Poirier 2 | Flyweight | Alexandre Pantoja def. Wilson Reis | TKO (punches) | 1 | 2:58 |
| 2018-11-17 | UFC Fight Night: Magny vs. Ponzinibbio | Flyweight | Alexandre Pantoja def. Ulka Sasaki | Submission (rear-naked choke) | 1 | 2:18 |
| 2018-05-19 | UFC Fight Night: Maia vs. Usman | Flyweight | Alexandre Pantoja def. Brandon Moreno | Decision (unanimous) (30–26, 30–26, 29–27) | 3 | 5:00 |
| 2018-01-20 | UFC 220: Miocic vs. Ngannou | Flyweight | Dustin Ortiz def. Alexandre Pantoja | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2017-07-16 | UFC Fight Night: Nelson vs. Ponzinibbio | Flyweight | Alexandre Pantoja def. Neil Seery | Submission (rear-naked choke) | 3 | 2:31 |
| 2017-01-28 | UFC on Fox: Shevchenko vs. Peña | Flyweight | Alexandre Pantoja def. Eric Shelton | Decision (split) (29–28, 28–29, 29–28) | 3 | 5:00 |