| RK | Name | H/L | Time | Gap | Q |
|---|---|---|---|---|---|
| 1 | Ugrai Panna (2004)Hód Úszó SE | 00:28.00 98.771% | - | A4 | |
| 2 | Pózvai Kiara Viktória (2002)UNI Győri Úszó Sportegy. | 00:28.42 98.645% | 00:00.42 | A5 | |
| 3 | Ilyés Laura Vanda (2001)BVSC-Zugló | 00:28.62 100.556% | 00:00.62 | A3 | |
| 4 | Molnár Dóra (2006)Budafóka XXII. SE | 00:28.74 98.589% | 00:00.74 | A6 | |
| 5 | Burián Katalin (1995)Iron Swim SE | 00:28.87 100.311% | 00:00.87 | A2 | |
| 6 | Kokas Fanni Viktória (2009)A Jövő SC | 00:28.98 99.584% | 00:00.98 | A7 | |
| 7 | Ollé Mónika Beatrix (1999)UNI Győri Úszó Sportegy. | 00:28.99 100.719% | 00:00.99 | A1 | |
| 8 | Halmai Petra (1997)Debreceni Sportc. SI | 00:29.03 104.255% | 00:01.03 | A8 | |
| 9 | Tombor Sára (2009)Iron Swim SE | 00:29.62 101.332% | 00:01.62 | B4 | |
| 10 | Király Hanna Gréta (2010)Kőbánya Sport Club | 00:29.77 100.401% | 00:01.77 | B5 | |
| 11 | Horváth Dóra (2009)Dombóvári Sportiskola Egyesület | 00:29.80 101.095% | 00:01.80 | B3 | |
| 12 | Onofer Enikő (2002)Stamina TKSA | 00:29.90 99.123% | 00:01.90 | VL | |
| 13 | Berta Barbara (2001)Városi Sportegyesület Dunakeszi | 00:29.91 97.428% | 00:01.91 | B6 | |
| 14 | Dapsy Hanna Lujza (2006)A Jövő SC | 00:29.98 97.223% | 00:01.98 | B2 | |
| 15 | Bakó Réka (2004)UNI Győri Úszó Sportegy. | 00:30.06 100.858% | 00:02.06 | B7 | |
| 16 | Horváth Eszter (2011)Dombóvári Sportiskola Egyesület | 00:30.16 102.866% | 00:02.16 | B1 | |
| 17 | Reizinger Anna (2009)Érdi Vízisport Kft | 00:30.28 101.816% | 00:02.28 | B8 | |
| 18 | Scheffer Eszter Mercédes (2007)Zalaco ZÚK | 00:30.32 102.257% | 00:02.32 | T1 | |
| 18 | Tóth Luca (2007)Keszthelyi Kiscápák | 00:30.32 97.151% | 00:02.32 | VL | |
| 20 | Murua Melissa (1997)Stipendium Hungaricum | 00:30.46 102.058% | 00:02.46 | T2 | |
| 21 | Nizharadze Ana (2008)Georgian Aquatic Sport National Federation | 00:30.50 102.866% | 00:02.50 | ||
| 22 | Várkonyi Lili (2008)Parafa Úszó Klub | 00:30.64 103.466% | 00:02.64 | ||
| 23 | Senavirathne Ganga (2003)Stipendium Hungaricum | 00:30.65 99.935% | 00:02.65 | ||
| 24 | Nádor Zsófia (2007)Iron Swim SE | 00:30.72 96.286% | 00:02.72 | ||
| 25 | Gombás Médea (2008)BVSC-Zugló | 00:30.78 98.983% | 00:02.78 | ||
| 26 | Haldeman Lili Lenke (2007)Iron Swim SE | 00:30.93 99.741% | 00:02.93 | ||
| 27 | Juhász Anna (2010)Kaposvári Adorján | 00:31.20 101.856% | 00:03.20 | ||
| 28 | Urbán Luca (2007)Iron Swim SE | 00:31.23 100.351% | 00:03.23 | ||
| 29 | Varga Tímea (2010)Bálinti Úszó Egyes. | 00:31.31 104.045% | 00:03.31 | ||
| 30 | Nett Vivien (2006)Zalaco ZÚK | 00:31.57 98.911% | 00:03.57 | ||
| 30 | Tombor Panna (2011)Iron Swim SE | 00:31.57 100.567% | 00:03.57 | ||
| 32 | Marton Kitti (2006)Kaposvári Sportközpont és Sportiskola | 00:31.71 103.235% | 00:03.71 | ||
| 33 | Horváth Nelli (2009)Lőrinc Swim Team | 00:31.78 104.679% | 00:03.78 | ||
| 34 | Varga Nóra (2011)Bálinti Úszó Egyes. | 00:31.80 100.965% | 00:03.80 | ||
| 35 | Horváth Zsófia (2009)NivoMed Egyesület | 00:32.02 98.927% | 00:04.02 | ||
| 36 | Szeghalmi Nadin (2005)Iron Swim SE | 00:32.10 95.576% | 00:04.10 | ||
| 37 | Horváth Zsófi Bíborka (2009)Nyiregyházi Sportc.Nonprofit.Kft. | 00:32.43 101.218% | 00:04.43 | ||
| 38 | Molnár Fruzsina (2007)Nyiregyházi Sportc.Nonprofit.Kft. | 00:32.84 97.150% | 00:04.84 | ||
| 39 | Párkányi Sára (2009)BVSC-Zugló | 00:32.88 99.542% | 00:04.88 | ||
| 40 | Sárossy Nikoletta (2007)Lőrinc Swim Team | 00:32.95 98.302% | 00:04.95 | ||
| 41 | Kós Alison (2010)Bálinti Úszó Egyes. | 00:33.01 101.168% | 00:05.01 | ||
| 42 | Ahmed Hamna (2003)Stipendium Hungaricum | 00:34.15 95.821% | 00:06.15 | ||
| - | Szilágyi Gerda (2003)Stamina TKSA | DSQ - | |||