| (F1) | |||||
| RK | Name | H/L | Time | Gap | Q | 
|---|---|---|---|---|---|
| 1 | Horváth Álmos Levente (2004)Szekszárdi Sportközp | 00:28.78 102.672%  | - | ||
| 2 | Börcsök Dániel (2002)Stamina TKSA | 00:28.98 100.787%  | 00:00.20 | ||
| 3 | Nyilas Kornél (2000)Vasas Sport Club | 00:29.34 104.523%  | 00:00.56 | ||
| 4 | Kutasi Máté (1998)FTC | 00:29.49 100.203%  | 00:00.71 | ||
| 5 | Szabó Patrik (2005)Mohácsi Torna Egylet | 00:29.96 101.480%  | 00:01.18 | ||
| 6 | Le Thanh DDoc (2004)Vietnam | 00:30.02 99.933%  | 00:01.24 | ||
| 7 | Varga Máté (2004)Lőrinc Swim Team | 00:30.16 96.571%  | 00:01.38 | ||
| 8 | Csorvási Dominik (2005)Vasas Sport Club | 00:30.36 102.630%  | 00:01.58 | ||
| 9 | Ábel Márton Milán (2005)Budaörsi Sport Club | 00:31.10 100.128%  | 00:02.32 | ||
| 10 | Szentpéteri Márk (2004)BVSC-Zugló | 00:31.18 101.329%  | 00:02.40 | ||
| 11 | Tumbász Noel (2005)Vasas Sport Club | 00:31.29 98.574%  | 00:02.51 | ||
| 12 | Kiss Levente (2004)Mohácsi Torna Egylet | 00:32.43 98.466%  | 00:03.65 | ||
| 13 | Dárdai Dávid (2005)Budafóka XXII. SE | 00:33.56 98.426%  | 00:04.78 | ||
| 14 | Jánosi István Márk (2005)Érdi Vízisport Kft | 00:34.92 111.640%  | 00:06.14 | ||