| # | Athlete | Time |
|---|---|---|
| 1 | Phanuel KoechKenya | 3:28.82 |
| 2 | Josh KerrGreat Britain | 3:29.37 |
| 3 | Isaac NaderPortugal | 3:31.55 |
| 4 | Jake WightmanGreat Britain | 3:31.58 |
| 5 | Jude ThomasAustralia | 3:32.36 |
| 6 | Elliot GilesGreat Britain | 3:32.51 |
| 7 | Narve Gilje NordåsNorway | 3:32.54 |
| 8 | Adam SpencerAustralia | 3:32.88 |
| 9 | Selemon BaregaEthiopia | 3:32.93 |
| 10 | Neil GourleyGreat Britain | 3:33.69 |
| 11 | Olli HoareAustralia | 3:34.03 |
| 12 | George MillsGreat Britain | 4:18.37 |
| 13 | Cameron MyersAustralia | 4:24.03 |
| 14 | Robert FarkenGermany | 4:27.54 |
| — | Ben ClaridgeGreat Britain | DNF |
| — | Žan RudolfSlovenia | DNF |
Times in Sydney time (AEDT). Results: Wikipedia, “2025 London Athletics Meet”, CC BY-SA 4.0. Unofficial, updated after the event.