| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Köllő Dominik (2010)Hullám 91 | 40.08 | - | 271 | |
| 2 | 3 | Sárkány Zétény (2011)Kőbánya Sport Club | 42.14R:0.68 | 02.06 | 233 | |
| 3 | 5 | Pintér Dániel (2009)Vasas Sport Club | 42.26R:0.38 | 02.18 | 231 | |
| 3 | 8 | Hudácskó András (2009)FTC | 42.26R:0.71 | 02.18 | 231 | |
| 5 | 1 | Bobola Ádám (2010)Budafóka XXII. SE | 42.36R:0.38 | 02.28 | 229 | |
| 6 | 2 | Ayan Özgün Tibor (2010)Váci Ifjúsági SE | 42.60R:0.43 | 02.52 | 226 | |
| 7 | 7 | Nagy Benjamin (2010)Budafóka XXII. SE | 43.64R:0.78 | 03.56 | 210 | |
| 8 | 6 | Zöld Zétény (2011)Új-Hullám | 44.12R:0.76 | 04.04 | 203 | |
| 9 | 0 | Gyuricza Botond (2010)FTC | 46.81R:0.72 | 06.73 | 170 | |
| 10 | 9 | Kiss Bulcsú Zétény (2011)BVSC-Zugló | 47.63 | 07.55 | 161 |