| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Tordai Dániel (2017)Kőbánya Sport Club | 00:51.11R:0.58 | - | 130 | |
| 2 | 7 | Zsidai Dániel (2016)FTC | 00:52.07R:0.73 | 00:00.96 | 123 | |
| 3 | 5 | Kőnig Konor Kende (2016)FTC | 00:53.07R:0.75 | 00:01.96 | 116 | |
| 4 | 4 | Dilingai Nimród (2013)Budapesti Honvéd Sportegyesület | 00:53.46R:0.83 | 00:02.35 | 114 | |
| 5 | 8 | Gertner Milán (2014)Városi Sportegyesület Dunakeszi | 00:53.77 | 00:02.66 | 112 | |
| 6 | 6 | Kardos Tibor Kristóf (2015)FTC | 00:54.58R:0.78 | 00:03.47 | 107 | |
| 7 | 9 | Molnár-Szalai András Béla (2015)Budapesti Honvéd Sportegyesület | 00:55.30 | 00:04.19 | 103 | |
| 8 | 2 | Gelegonya Levente (2016)Budapesti Honvéd Sportegyesület | 00:55.45R:0.47 | 00:04.34 | 102 | |
| 9 | 0 | Varga Márton Patrik (2016)Budapesti Honvéd Sportegyesület | 00:57.62R:0.87 | 00:06.51 | 91 | |
| 10 | 1 | Tanczikó Benedek (2017)Kőbánya Sport Club | 01:12.83 | 00:21.72 | 45 |