| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Farkas Barna (2016)KASI | 00:39.36R:0.76 | - | 149 | |
| 2 | 3 | Szebényi Ádám István (2016)PUSE | 00:41.93 | 00:02.57 | 124 | |
| 3 | 4 | Bischof Bence (2014)Pécsi Sportiskola | 00:42.85R:0.67 | 00:03.49 | 116 | |
| 4 | 5 | Liebermann Ádám (2017)PVM SK | 01:02.10 | 00:22.74 | 38 | |
| 5 | 6 | Nagy Barnabás (2019)NUTE | 01:16.50 | 00:37.14 | 20 |