EVENT 404 Open/Male 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Finnley JOHNSTONE | 10 | Co Leeds | 3:42.20 |
| 2 | 3 | Austin AKEHURST | 12 | Co Sheffield | 3:38.34 |
| 3 | 5 | Finn EASINGWOOD | 11 | Co Leeds | 3:30.00 |
| 4 | 7 | Elias BAYARRI | 11 | Co Sheffield | 3:25.00 |
| 5 | 6 | Callum YOUNG | 9 | Co Leeds | 3:27.85 |
| 6 | 4 | Matthew OGBUAGU | 12 | Co Leeds | 3:38.26 |
| 7 | 2 | Fraser GALBRAITH | 10 | Co Leeds | 3:41.50 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Jacob CAWOOD | 10 | Co Leeds | 3:12.00 |
| 2 | 11 | Olaf GRUDOWSKI | 13 | Co Leeds | 3:02.93 |
| 3 | 13 | Brodie CHARLESWORTH | 16 | Bo Barnsley | 2:43.00 |
| 4 | 15 | Monty MOULTON | 15 | Co Salford | 2:33.90 |
| 5 | 14 | Joshua GUY | 14 | Bo Barnsley | 2:40.00 |
| 6 | 12 | Noah DARNELL | 13 | Co Leeds | 2:47.00 |
| 7 | 10 | Barney HOBBS | 12 | Co Leeds | 3:04.97 |
| 8 | 8 | Ellis HARGREAVES | 12 | Co Leeds | 3:23.82 |