Heats
vendredi 26 juillet 2019, 03h23 GMT – 03h23 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Regan Smith | United States | 2′ 6.01″ |
| 2 |  Katinka Hosszú | Hungary | + 2.33″ |
| 3 |  Margherita Panziera | Italy | + 2.5″ |
| 4 |  Kaylee McKeown | Australia | + 3.16″ |
| 5 |  Kylie Masse | Canada | + 3.17″ |
| 6 |  Minna Atherton | Australia | + 3.31″ |
| 7 | Katalin Burián | Hungary | + 3.69″ |
| 8 | Ali Galyer | New Zealand | + 3.97″ |
| 9 | Kathleen Baker | United States | + 4.07″ |
| 10 | Tatiana Salcutan | Moldova | + 4.28″ |
| 11 | Anastasia Avdeeva | Russia | + 4.33″ |
| 12 |  Natsumi Sakai | Japan | + 4.39″ |
| 13 | África Zamorano | Spain | + 4.49″ |
| 14 | Taylor Ruck | Canada | + 4.66″ |
| 15 |  Yaxin Liu | China | + 4.71″ |
| 16 | Jessica Fullalove | Great Britain | + 5.07″ |
| 17 | Lena Grabowski | Austria | + 5.15″ |
| 18 | Gabriela Georgieva | Bulgaria | + 5.15″ |
| 19 |  Simona Kubová | Czech Republic | + 5.28″ |
| 20 | Da-Sol Im | Korea | + 5.32″ |
| 21 | Zuzanna Herasimowicz | Poland | + 5.56″ |
| 22 | Xuwei Peng | China | + 6.4″ |
| 23 | Daria K Ustinova | Russia | + 6.63″ |
| 24 | Ingeborg Løyning | Norway | + 7.24″ |
| 25 |  Maria Ugolkova | Switzerland | + 7.25″ |
| 26 | Nathania Van Niekerk | South Africa | + 7.36″ |
| 27 | Kristina Steins | Latvia | + 7.99″ |
| 28 | Ekaterina Avramova | Turkey | + 8.14″ |
| 29 | Ugne Mažutaityte | Lithuania | + 8.45″ |
| 30 | Felicity Passon | Seychelles | + 8.59″ |
| 31 | Rio Shirai | Japan | + 8.97″ |
| 32 | Aleksa Gold | Estonia | + 9.23″ |
| 33 | Ana Herceg | Croatia | + 10.28″ |
| 34 | Signhild Joensen | Faroe Islands | + 11.29″ |
| 35 | Toto Wong | Hong Kong, China | + 11.56″ |
| 36 | Elizaveta Rogozhnikova | Kyrgyzstan | + 14.54″ |
| 37 | Mia Krstevska | North Macedonia | + 17.12″ |
| 38 | Danielle Titus | Barbados | + 19.12″ |
| 39 | Eda Zeqiri | Kosovo | + 21.1″ |
| 40 | Claudia Verdino | Monaco | + 21.34″ |
| 41 | Camille Koenig | Mauritius | + 22.31″ |
| 42 | Idealy Tendrinavalona | Madagascar | + 23.79″ |