| RK | Name | H/L | Time | Gap | Q |
|---|---|---|---|---|---|
| 1 | Kalmár Aliz (2002)Szombathelyi SK SI | 02:33.69 | - | A4 | |
| 2 | Péter Virág (2004)Pécsi Vörös MeteorSK | 02:36.58 | 02.89 | A5 | |
| 3 | Megyesi Vanda (2009)Győri Úszó Sportegy. | 02:37.92 | 04.23 | A3 | |
| 4 | Nagy Anna Zsófia (2008)Győri Úszó Sportegy. | 02:39.75 | 06.06 | A6 | |
| 5 | Barna Bianka Dorottya (2006)NYSC | 02:39.93 | 06.24 | A2 | |
| 6 | Paier Lilli (2011)Sportvereinigung Leoben (AUSTRIA) | 02:40.62 | 06.93 | A7 | |
| 7 | Paier Linda (2005)Sportvereinigung Leoben (AUSTRIA) | 02:42.52 | 08.83 | A1 | |
| 8 | SYSLO Julia (2009)Schwimmunion Mödling (AUSTRIA) | 02:44.28 | 10.59 | A8 | |
| 9 | Hajj Lynn (2007)Team Lebanon (LEBANON) | 02:44.88 | 11.19 | B4 | |
| 10 | Huth Anabel (2009)Vorarlberger Schwimmverband (AUSTRIA) | 02:45.56 | 11.87 | B5 | |
| 11 | Mihályvári-Farkas Viktória (2003)FTC | 02:45.69 | 12.00 | B3 | |
| 12 | Stanescu Enya (2008)ÖLSZ Südstadt (AUSTRIA) | 02:46.84 | 13.15 | B6 | |
| 13 | Varsányi Réka (2008)Budapesti Honvéd | 02:46.98 | 13.29 | B2 | |
| 14 | Szabó Nóra (2008)Bajai SSC | 02:47.87 | 14.18 | B7 | |
| 15 | HAMMERL Marlene (2008)Vienna Aquatic SC (AUSTRIA) | 02:48.83 | 15.14 | B1 | |
| 16 | Schlauer Hana (2009)Sportvereinigung Leoben (AUSTRIA) | 02:48.92 | 15.23 | B8 | |
| 17 | Grabowski Lena (2002)ÖLSZ Südstadt (AUSTRIA) | 02:49.26 | 15.57 | T1 | |
| 18 | Kainz Elena (2007)Schwimm-Union Wien (AUSTRIA) | 02:49.70 | 16.01 | T2 | |
| 19 | Szobi Réka (2012)TVSE | 02:51.91 | 18.22 | ||
| 20 | Paier Laura (2008)LSV-Steiermark (AUSTRIA) | 02:53.49 | 19.80 | ||
| 21 | Erős Karolina (2011)NivoMed Egyesület | 02:55.66 | 21.97 | ||
| 22 | Jánka Eszter (2007)Budapesti Honvéd | 02:58.24 | 24.55 | ||
| 23 | Klujber Hanna Napsugár (2011)NivoMed Egyesület | 02:58.57 | 24.88 | ||