Francis Lawrence's sequel made a total of £5.5 million ($9m) in its second week of release in the UK, surpassing all of the weekend's new releases.
Animated comedy Free Birds was the highest-grossing new entry in third place with £1 million ($1.7 million), behind Alfonso Cuarón's Gravity, which retained the number 2 spot in its fourth week on release.
The Sandra Bullock-starring sci-fi has now taken more than £22 million ($36.8 million) in the UK alone, making it the ninth highest-grossing film of the year overall.
Disney's biographical drama Saving Mr Banks and Sony's Carrie remake debuted at fourth and fifth spot with £795,615 ($1.3 million) and £662,625 ($1 million) respectively.
Further down the chart, Marvel Studios' Thor: The Dark World slipped to seventh place after more than a month on release
The UK box office top ten in full:
1. (1) The Hunger Games: Catching Fire