Voir la carte de l'UFC 303 (Las Vegas)
Combats annulés / reprogrammés
| Conor McGregor | vs. | Michael Chandler |
| Cody Durden | vs. | Carlos Hernandez |
| Jamahal Hill | vs. | Khalil Rountree |
| Jamahal Hill | vs. | Carlos Ulberg |
| Carlos Ulberg | vs. | Anthony Smith |
| Brian Ortega | vs. | Diego Lopes |
