Heats
mardi 7 août 2018, 10h25 GMT – 10h25 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Katinka Hosszú | Hungary | 2′ 11.09″ |
| 2 |  Siobhan-Marie O'Connor | Great Britain | + 0.3″ |
| 3 |  Maria Ugolkova | Switzerland | + 1.34″ |
| 4 | Aimee Willmott | Great Britain | + 1.55″ |
| 5 |  Ilaria Cusinato | Italy | + 1.89″ |
| 6 | Zsuzsanna Jakabos | Hungary | + 2.28″ |
| 7 |  Fantine Lesaffre | France | + 2.35″ |
| 8 | Hannah Miley | Great Britain | + 2.51″ |
| 9 | Abbie Wood | Great Britain | + 2.56″ |
| 10 |  Anja Crevar | Serbia | + 3.2″ |
| 11 | Viktoriya Belyakova | Russia | + 3.82″ |
| 12 | Evelyn Verrasztó | Hungary | + 3.95″ |
| 13 | Barbora Závadová | Czech Republic | + 4.08″ |
| 14 | Yuliya Efimova | Russia | + 4.26″ |
| 15 | Cyrielle Duhamel | France | + 4.32″ |
| 16 |  Anastasya Gorbenko | Israel | + 4.4″ |
| 17 | Dalma Sebestyén | Hungary | + 4.44″ |
| 18 | Viktoria Günes | Turkey | + 4.63″ |
| 19 | Carlotta Toni | Italy | + 4.82″ |
| 20 | Sara Franceschi | Italy | + 5.07″ |
| 21 |  Kristýna Horská | Czech Republic | + 5.41″ |
| 22 | Nikoletta Pavlopoulou | Greece | + 6.18″ |
| 23 | Anna Pirovano | Italy | + 7.03″ |
| 24 | Paula Zukowska | Poland | + 7.07″ |
| 25 | Victoria Kaminskaya | Portugal | + 7.79″ |
| 26 | Lisa Mamie | Switzerland | + 8.58″ |
| 27 | Vilma Ruotsalainen | Finland | + 8.85″ |
| 28 | Shahar Menachem | Israel | + 8.89″ |
| 29 | Margaret Markvardt | Estonia | + 10.01″ |
| 30 | Niamh Kilgallen | Ireland | + 10.88″ |
| 31 | Lea Polonsky | Israel | + 11.38″ |
| 32 | Nikoleta Trniková | Slovakia | + 12.08″ |
 Jenna Laukkanen | Finland | DNS | |
| Cornelia Pammer | Austria | DNS |