Swimming at the 2018 Asian Games – Men's 800 metre freestyle
The men's 800 metre freestyle event at the 2018 Asian Games took place on 20 August at the GBK Aquatic Stadium.Schedule
All times are Western Indonesia TimeRecords
Results
| Rank | Heat | Athlete | Time | Notes |
| 2 | | 7:48.36 | |
| 2 | | 7:53.01 | |
| 2 | | 7:54.32 | |
| 4 | 2 | | 7:59.60 | |
| 5 | 2 | | 7:59.99 | |
| 6 | 1 | | 8:03.87 | |
| 7 | 1 | | 8:07.76 | |
| 8 | 1 | | 8:09.13 | |
| 9 | 1 | | 8:11.59 | |
| 10 | 2 | | 8:12.15 | |
| 11 | 2 | | 8:12.46 | |
| 12 | 1 | | 8:16.63 | |
| 13 | 1 | | 8:26.07 | |
| 14 | 1 | | 10:12.07 | |
