2018 FINA World Swimming Championships (25 m) – Women's 200 metre butterfly
# 2018 FINA World Swimming Championships (25 m) – Women's 200 metre butterfly

The women's 200 metre butterfly competition of the 2018 FINA World Swimming Championships (25 m) was held on 12 December 2018.

## Records

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

| | Name | Nation | Time | Location | Date |
| - | - | - | - | - | - |
| World record Championship record | Mireia Belmonte | Spain | 1:59.61 | Doha | 3 December 2014 |

## Results

### Heats

The heats were started on 12 December at 10:54.

| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - | - |
| 1 | 1 | 4 | Kelsi Dahlia | United States | 2:03.51 | Q |
| 2 | 3 | 4 | Katinka Hosszú | Hungary | 2:04.68 | Q |
| 3 | 1 | 3 | Lara Grangeon | France | 2:05.11 | Q |
| 4 | 1 | 5 | Suzuka Hasegawa | Japan | 2:05.19 | Q |
| 5 | 3 | 3 | Nao Kobayashi | Japan | 2:05.28 | Q |
| 6 | 2 | 4 | Zhang Yufei | China | 2:05.99 | Q |
| 7 | 3 | 5 | Ilaria Bianchi | Italy | 2:06.40 | Q |
| 8 | 3 | 6 | Ana Monteiro | Portugal | 2:06.49 | Q, NR |
| 9 | 2 | 5 | Svetlana Chimrova | Russia | 2:06.57 | |
| 10 | 2 | 3 | Nida Eliz Üstündağ | Turkey | 2:07.74 | |
| 11 | 2 | 2 | Catalina Corro | Spain | 2:07.98 | |
| 12 | 2 | 6 | Zhang Yuhan | China | 2:08.57 | |
| 13 | 1 | 2 | Emilie Lovberg | Norway | 2:08.62 | |
| 14 | 3 | 2 | Claudia Hufnagl | Austria | 2:10.71 | |
| 15 | 1 | 6 | Chan Kin Lok | Hong Kong | 2:11.23 | |
| 15 | 2 | 7 | Isabella Páez | Venezuela | 2:11.23 | |
| 17 | 1 | 7 | Barbora Závadová | Czech Republic | 2:12.12 | |
| 18 | 3 | 1 | Amina Kajtaz | Bosnia and Herzegovina | 2:12.95 | |
| 19 | 3 | 7 | Roza Erdemli | Turkey | 2:14.08 | |
| 20 | 1 | 1 | Anna Ntountounaki | Greece | 2:14.58 | |
| 21 | 3 | 8 | Nicholle Toh | Singapore | 2:15.29 | |
| 22 | 3 | 0 | Alsu Bayramova | Azerbaijan | 2:16.16 | |
| 23 | 1 | 8 | Daniela Alfaro | Costa Rica | 2:16.70 | |
| 24 | 2 | 1 | Vanessa Ouwehand | New Zealand | 2:17.52 | |
| 25 | 3 | 9 | Ri Hye-gyong | North Korea | 2:18.63 | |
| 26 | 2 | 8 | Sára Niepelová | Slovakia | 2:19.06 | |
| 27 | 2 | 0 | Lara Aklouk | Jordan | 2:25.23 | |
| 28 | 1 | 0 | Natalia Kuipers | United States Virgin Islands | 2:29.24 | |

### Final

The final was held on 12 December at 19:14.

| Rank | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - |
| | 5 | Katinka Hosszú | Hungary | 2:01.60 | |
| | 4 | Kelsi Dahlia | United States | 2:01.73 | AM |
| | 6 | Suzuka Hasegawa | Japan | 2:04.04 | |
| 4 | 3 | Lara Grangeon | France | 2:04.91 | |
| 5 | 1 | Ilaria Bianchi | Italy | 2:05.57 | |
| 6 | 8 | Ana Monteiro | Portugal | 2:05.74 | NR |
| 7 | 7 | Zhang Yufei | China | 2:05.86 | |
| 8 | 2 | Nao Kobayashi | Japan | 2:06.24 | |
