| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Oláh Sámuel (2013)Hatvani Úszó Klub SE | 01:22.49 | - | 177 | |
50m00:38.78 R:0.7 100m01:22.4900:43.71 -
| ||||||
| 2 | 5 | Szeles Dominik Gergely (2017)Kőbánya Sport Club | 01:35.34 | 00:12.85 | 115 | |
| 3 | 2 | Szklenár Lázár (2016)Hatvani Úszó Klub SE | 01:36.65 | 00:14.16 | 110 | |
50m00:45.06 R:0.66 100m01:36.6500:51.59 -
| ||||||
| 4 | 3 | Pereházy Márk (2017)Váci Vízmű SE | 01:43.64 | 00:21.15 | 89 | |
50m00:49.54 R:0.58 100m01:43.6400:54.10 -
| ||||||
| 5 | 8 | Tapolczai Hunor Bertold (2015)Maruzsi Team RRC SE | 01:47.81 | 00:25.32 | 79 | |
| 6 | 7 | Tömöri Csobánc (2017)Bohóchal | 01:48.54 | 00:26.05 | 78 | |