| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Tislerics Mihály (2014)Szombathelyi SK SI | 00:52.08 | - | 123 | |
| 2 | 4 | Bereczki Zalán András (2017)Veszprémi Úszó Klub | 00:53.33 | 00:01.25 | 115 | |
| 3 | 8 | Boros Oszkár (2017)Balaton ÚK Veszprém | 00:53.44 | 00:01.36 | 114 | |
| 4 | 5 | Móczó Patrik (2016)FTC | 00:53.77 | 00:01.69 | 112 | |
| 5 | 3 | Lakk Nimród (2017)Balaton ÚK Veszprém | 00:55.70 | 00:03.62 | 101 | |
| 6 | 1 | Kernács Vajk Hunor (2017)FTC | 01:03.59 | 00:11.51 | 67 | |
| 7 | 7 | Gubicza Áron (2017)DKSE Dunaújváros | 01:07.93 | 00:15.85 | 55 | |
| 8 | 6 | Steigler Milán Csaba (2017)Balaton ÚK Veszprém | 01:10.67 | 00:18.59 | 49 |