Swimming at the 2024 European Aquatics Championships – Women's 400 metre freestyle

The Women's 400 metre freestyle competition of the 2024 European Aquatics Championships was held on 23 June 2024.

Records
Prior to the competition, the existing world, European and championship records were as follows.

Heats
The heats were started at 09:30. Qualification Rules: The 8 fastest from the heats qualify to the final.

Final
The final was held at 19:14.