| Venue: | Orbita Indoor Swimming Pool, Wrocław, Poland |
| Dates: | 22 July 2017 |
| Competitors: | 8 |
| Nations: | 7 |
| Gold: |  Sun Yiting |
| Silver: |  Kim Bo-kyung |
| Bronze: |  Anastasiia Antoniak |
| Prev: | 2013 |
The women's surface 400 m event in finswimming at the 2017 World Games took place on 22 July 2017 at the Orbita Indoor Swimming Pool in Wrocław, Poland.[1]
A total of 8 athletes entered the competition. Only final was held.
| Rank | Athlete | Nation | Time | Note | |
|---|---|---|---|---|---|
| Sun Yiting | China | 3:14.47 | GR | ||
| Kim Bo-Kyung | 3:16.33 | ||||
| Anastasiia Antoniak | 3:17.61 | ||||
| 4 | Yuliia Chumak | Ukraine | 3:18.48 | ||
| 5 | Kseniia Ignatova |  Russia | 3:20.40 | ||
| 6 | Zuzana Svozilova |  Czech Republic | 3:20.86 | ||
| 7 | Terhi Ikonen |  Finland | 3:23.68 | ||
| 8 | Erica Barbon |  Italy | 3:27.22 |