"Avatar: Fire and Ash" reached 1 billion dollars at the global box office in 18 days, with 306 million domestically and 777.1 million internationally.

In comparison, its predecessors, "Avatar: The Way of Water" and "Avatar", reached this milestone faster, in 14 and 17 days respectively. The film continues to be a success at the box office, considering that the first two films in the series generated colossal revenues of 2.9 billion and 2.3 billion dollars. There is discussion about whether "Avatar 3" will manage to surpass 2 billion dollars, given that its success depends on the international audience. "Fire and Ash" is the third Disney film from 2025 to exceed 1 billion dollars, and the studio has had a successful year, generating global revenues of over 6.58 billion dollars. Director James Cameron, known for his achievements, mentioned that the future of the franchise depends on the commercial success of this film.