| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 8 | Kóczi Ezra Sámuel (2012)BVSC-Zugló | 40.05 | - | 142 | |
| 2 | 1 | Kuna Márk Károly (2013)BVSC-Zugló | 44.36 | 04.31 | 104 | |
| 3 | 3 | Elek Zsombor (2015)Váci Vízmű SE | 50.43 | 10.38 | 71 | |
| 4 | 4 | Takács György Martin (2014)Kőbánya Sport Club | 51.99 | 11.94 | 65 | |
| 5 | 5 | Gyuricza Zsombor (2014)FTC | 58.82 | 18.77 | 44 | |
| 6 | 2 | Máthé Csongor (2014)Kőbánya Sport Club | 59.97 | 19.92 | 42 | |
| 7 | 6 | Tanczikó Bálint (2014)Kőbánya Sport Club | 01:00.16 | 20.11 | 41 | |
| 8 | 7 | Urbán Mirkó (2015)Kőbánya Sport Club | 01:09.76 | 29.71 | 26 |