| RK | Name | H/L | Time | Gap | Q |
|---|---|---|---|---|---|
| 1 | Kapás Boglárka (1993)Újpesti Torna Egylet | 04:20.20 95.916% | - | A4 | |
| 2 | Csulák Lia (2005)Érdi Vízisport Kft | 04:26.56 97.153% | 06.36 | A5 | |
| 3 | Bartalos Anna (2010)TVSE | 04:27.24 100.588% | 07.04 | A3 | |
| 4 | Elekes Tamara (2007)BVSC-Zugló | 04:27.83 100.078% | 07.63 | VL | |
| 4 | Pádár Nikolett (2006)Szegedi Úszó Egylet | 04:27.83 93.393% | 07.63 | A6 | |
| 6 | Veres Laura (2005)Újpesti Torna Egylet | 04:29.78 97.038% | 09.58 | A2 | |
| 7 | Pálca-Juhász Emese (2009)Kaposvári SI | 04:30.82 99.789% | 10.62 | A7 | |
| 8 | Király Flóra (2008)Kaposvári SI | 04:30.98 96.248% | 10.78 | A1 | |
| 9 | Barta Bianka (2009)Kőbánya Sport Club | 04:31.82 99.438% | 11.62 | A8 | |
| 10 | Tombor Sára (2009)Iron Swim SE | 04:31.94 99.845% | 11.74 | B4 | |
| 11 | Flórián Natália (2007)Budafóka XXII. SE | 04:31.99 98.937% | 11.79 | B5 | |
| 12 | Petrak Elena (2009)SC Diana Wien (AUSTRIA) | 04:33.10 99.691% | 12.90 | B3 | |
| 13 | Pavlik Fabienne (2004)ÖLSZ Südstadt (AUSTRIA) | 04:33.85 97.095% | 13.65 | B6 | |
| 14 | Kapfer Leni-Sophie (2007)ÖLSZ Südstadt (AUSTRIA) | 04:34.95 100.283% | 14.75 | B2 | |
| 15 | Kammerer Kitti (2009)Győri Úszó Sportegy. | 04:34.97 99.345% | 14.77 | B7 | |
| 16 | Grabowski Lena (2002)ÖLSZ Südstadt (AUSTRIA) | 04:37.39 96.701% | 17.19 | VL | |
| 17 | Madler Sophie (2007)LSV-Steiermark (AUSTRIA) | 04:40.05 98.588% | 19.85 | B1 | |
| 18 | Neuwirth Emma (2007)ÖLSZ Südstadt (AUSTRIA) | 04:41.42 98.503% | 21.22 | B8 | |
| 19 | Zückert Ursula (2005)LSV-Steiermark (AUSTRIA) | 04:46.80 98.868% | 26.60 | T1 | |
| 20 | Schweda Lorena (2007)ÖLSZ Südstadt (AUSTRIA) | 04:47.81 96.292% | 27.61 | T2 | |
| 21 | Gadányi Hédi (2011)NivoMed Egyesület | 04:48.44 100.938% | 28.24 | ||
| 22 | Paksa Borbála (2008)Zalaco ZÚK | 04:49.78 99.158% | 29.58 | ||
| 23 | Zseni Réka (2010)TVSE | 04:49.84 99.741% | 29.64 | ||
| 24 | Martišovičová Nella (2009)Sport club DS (SLOVAKIA) | 04:56.24 97.139% | 36.04 | ||
| 25 | Németh Luca (2008)Zalaco ZÚK | 05:01.90 96.574% | 41.70 | ||
| 26 | Feurstein Emma (2010)Vorarlberger Schwimmverband (AUSTRIA) | 05:03.48 98.671% | 43.28 | ||
| 27 | Megyesi Vanda (2009)Győri Úszó Sportegy. | 05:03.51 97.825% | 43.31 | ||
| 28 | Horváth Zsófia (2009)NivoMed Egyesület | 05:03.77 98.194% | 43.57 | ||
| 29 | Brevák Szonja (2011)Soproni Széchy T. SI | 05:04.72 98.427% | 44.52 | ||
| - | Vágó Peggi (2009)Győri Úszó Sportegy. | DNS - | |||