| 2024-06-08 | UFC on ESPN: Cannonier vs. Imavov | Women’s Flyweight | Montana De La Rosa def. Andrea Lee | Decision (split) (28–29, 29–28, 29–28) | 3 | 5:00 |
| 2023-10-07 | UFC Fight Night: Dawson vs. Green | Women’s Flyweight | JJ Aldrich def. Montana De La Rosa | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2023-02-25 | UFC Fight Night: Muniz vs. Allen | Women’s Flyweight | Tatiana Suarez def. Montana De La Rosa | Submission (guillotine choke) | 2 | 2:51 |
| 2022-04-23 | UFC Fight Night: Lemos vs. Andrade | Women’s Flyweight | Maycee Barber def. Montana De La Rosa | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2021-06-05 | UFC Fight Night: Rozenstruik vs. Sakai | Women’s Flyweight | Montana De La Rosa def. Ariane Lipski | TKO (punches) | 2 | 4:27 |
| 2021-02-27 | UFC Fight Night: Rozenstruik vs. Gane | Women’s Flyweight | Mayra Bueno Silva vs. Montana De La Rosa | Draw (majority) (28–27, 28–28, 28–28) | 3 | 5:00 |
| 2020-09-05 | UFC Fight Night: Overeem vs. Sakai | Women’s Flyweight | Viviane Araújo def. Montana De La Rosa | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2020-02-15 | UFC Fight Night: Anderson vs. Błachowicz 2 | Women’s Flyweight | Montana De La Rosa def. Mara Romero Borella | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2019-06-22 | UFC Fight Night: Moicano vs. The Korean Zombie | Women’s Flyweight | Andrea Lee def. Montana De La Rosa | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2019-02-10 | UFC 234: Adesanya vs. Silva | Women’s Flyweight | Montana De La Rosa def. Nadia Kassem | Submission (armbar) | 2 | 2:37 |
| 2018-07-06 | The Ultimate Fighter: Undefeated Finale | Women’s Flyweight | Montana De La Rosa def. Rachael Ostovich | Submission (rear-naked choke) | 3 | 4:21 |
| 2017-12-01 | The Ultimate Fighter: A New World Champion Finale | Women’s Flyweight | Montana De La Rosa def. Christina Marks | Submission (armbar) | 1 | 2:00 |