Heats
lundi 22 juillet 2019, 03h00 GMT – 03h00 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Kylie Masse | Canada | 58.91″ |
| 2 |  Minna Atherton | Australia | + 0.31″ |
| 3 |  Kaylee McKeown | Australia | + 0.34″ |
| 4 | Kathleen Baker | United States | + 0.4″ |
| 5 |  Olivia Smoliga | United States | + 0.64″ |
| 6 | Taylor Ruck | Canada | + 0.91″ |
| 7 | Georgia Davies | Great Britain | + 0.93″ |
| 8 |  Simona Kubová | Czech Republic | + 1.04″ |
| 9 |  Margherita Panziera | Italy | + 1.08″ |
| 10 |  Natsumi Sakai | Japan | + 1.14″ |
| 11 |  Laura Riedemann | Germany | + 1.24″ |
| 12 |  Kira Toussaint | Netherlands | + 1.36″ |
| 13 | Anastasia Fesikova | Russia | + 1.47″ |
| 14 | Ingeborg Løyning | Norway | + 1.56″ |
| 15 |  Jie Chen | China | + 1.73″ |
| 16 | Daria Vaskina | Russia | + 1.75″ |
| 17 | Silvia Scalia | Italy | + 1.83″ |
| 18 | Da-Sol Im | Korea | + 1.95″ |
| 19 | Mie Nielsen | Denmark | + 2.08″ |
| 20 | Caroline Pilhatsch | Austria | + 2.16″ |
| 21 | Alicja Tchórz | Poland | + 2.17″ |
| 22 | Yuanhui Fu | China | + 2.28″ |
| 23 |  Katalin Burián | Hungary | + 2.31″ |
| 24 |  Stephanie Au | Hong Kong, China | + 2.34″ |
| 25 | Maaike de Waard | Netherlands | + 2.35″ |
| 26 |  Mimosa Jallow | Finland | + 2.48″ |
| 27 | Jessica Fullalove | Great Britain | + 2.49″ |
| 28 |  Béryl Gastaldello | France | + 2.54″ |
| 29 | Kristina Steins | Latvia | + 2.58″ |
| 30 | Ali Galyer | New Zealand | + 2.62″ |
| 31 | África Zamorano | Spain | + 2.75″ |
| 32 |  Anastasya Gorbenko | Israel | + 2.86″ |
| 33 | Gabriela Georgieva | Bulgaria | + 2.9″ |
| 34 |  Michelle Coleman | Sweden | + 3.04″ |
| 35 | Ekaterina Avramova | Turkey | + 3.33″ |
| 36 | Krystal Lara | Dominican Republic | + 3.8″ |
| 37 | Nina Kost | Switzerland | + 3.95″ |
| 38 | Celina Marquez | El Salvador | + 4.03″ |
| 39 |  Mariella Venter | South Africa | + 4.04″ |
| 40 | Tatiana Salcutan | Moldova | + 4.17″ |
| 41 | Karolína Hájková | Slovakia | + 4.35″ |
| 42 | Eygló Gústafsdóttir | Iceland | + 4.55″ |
| 43 | Danielle Titus | Barbados | + 4.75″ |
| 44 | Signhild Joensen | Faroe Islands | + 5.13″ |
| 45 | Isabella Arcila | Colombia | + 5.16″ |
| 46 | Celismar Guzmán | Puerto Rico | + 5.2″ |
| 47 | Diana Nazarova | Kazakhstan | + 5.31″ |
| 48 | Lushavel Stickland | Samoa | + 6.31″ |
| 49 | Mia Krstevska | North Macedonia | + 7.09″ |
| 50 | Kimiko Raheem | Sri Lanka | + 7.61″ |
| 51 | Robyn Lee | Zimbabwe | + 8.05″ |
| 52 | Maria José Arrúa | Paraguay | + 8.17″ |
| 53 | Catarina Sousa | Angola | + 9.05″ |
| 54 | Eda Zeqiri | Kosovo | + 9.46″ |
| 55 | Idealy Tendrinavalona | Madagascar | + 9.5″ |
| 56 | Kimberly Ince | Grenada | + 10.94″ |
| 57 | Leedia Alsafadi | Jordan | + 11.2″ |
| 58 | Colleen Furgeson | Marshall Islands | + 14.73″ |
| 59 | Robyn Young | Eswatini | + 15.06″ |
| 60 | Osisang Chilton | Palau | + 17.64″ |
| 61 | Ammara Pinto | Malawi | + 17.77″ |
| 62 | Sausan Aishath | Maldives | + 20.91″ |
| 63 | Shivani Bhatt | Tanzania | + 25.13″ |
| Katinka Hosszú | Hungary | DNF | |
| Louise Hansson | Sweden | DNF |