The 2024 24 Hours of Barcelona (formally known as the Hankook 24 Hours of Barcelona) was an endurance sportscar racing held on 14 and 15 September 2024, as the final round of the 2024 24H Series. This was the twenty-fifth running of the event.
The event was announced on 16 October 2023 along with the rest of the 2024 24H Series calendar.
The entry list was revealed on 11 September 2024, and featured 36 cars: 11 GT3 cars, 11 Porsche 992 GT3 Cup cars, 3 GTX cars, 7 GT4 cars, and 4 TCX cars.
Qualifying was split into three parts for both groups. The average of the best times per qualifying session determined the starting order. Optimum Racing secured pole position with a combined average time of 1:42.506.
Pole position winners in each class are marked in bold.
Class winners are in bold.