The Women's 200 metre butterfly competition of the swimming events at the 2015 World Aquatics Championships was held on 5 August with the heats and the semifinals and 6 August with the final.

[1] Prior to the competition, the existing world and championship records were as follows.

The heats were held at 10:14.

[2] The semifinals were held at 18:25.

[3] The final was held at 18.20.