| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* | 
|---|---|---|---|---|---|---|---|
| 1 | 1 | 3 | 2276 | Lamecha GIRMA |  ETH | 8:15.89 Q | |
| 2 | 2 | 3 | 2744 | Geordie BEAMISH |  NZL | 8:16.36 Q | |
| 3 | 3 | 3 | 2605 | Leonard Kipkemoi BETT |  KEN | 8:16.74 Q | |
| 4 | 4 | 3 | 2580 | Ryuji MIURA |  JPN | 8:18.73 Q | |
| 5 | 1 | 1 | 2282 | Getnet WALE |  ETH | 8:19.99 Q | |
| 6 | 2 | 1 | 2141 | Jean-Simon DESGAGNÉS |  CAN | 8:20.04 Q | |
| 7 | 5 | 3 | 2903 | Simon SUNDSTRÖM |  SWE | 8:20.10 Q PB | |
| 8 | 3 | 1 | 2620 | Simon Kiprop KOECH |  KEN | 8:20.29 Q | |
| 9 | 4 | 1 | 2235 | Daniel ARCE |  ESP | 8:20.46 Q | |
| 10 | 5 | 1 | 2563 | Ryoma AOKI |  JPN | 8:20.54 Q SB | .531 | 
| 10 | 6 | 3 | 2258 | VÃctor RUIZ |  ESP | 8:20.54 | .531 | 
| 12 | 6 | 1 | 2667 | Mohamed TINDOUFT |  MAR | 8:20.67 | |
| 13 | 7 | 3 | 2297 | Djilali BEDRANI |  FRA | 8:20.69 | |
| 14 | 7 | 1 | 2462 | Avinash Mukund SABLE |  IND | 8:22.24 | |
| 15 | 8 | 3 | 2366 | Karl BEBENDORF |  GER | 8:22.33 | |
| 16 | 9 | 3 | 2663 | Mohammed MSAAD |  MAR | 8:22.95 | |
| 17 | 1 | 2 | 3027 | Kenneth ROOKS |  USA | 8:23.66 Q | .656 | 
| 18 | 2 | 2 | 2659 | Soufiane EL BAKKALI |  MAR | 8:23.66 Q | .657 | 
| 19 | 3 | 2 | 2926 | Mohamed Amin JHINAOUI |  TUN | 8:24.20 Q | .193 | 
| 20 | 8 | 1 | 2999 | Benard KETER |  USA | 8:24.20 | .194 | 
| 21 | 4 | 2 | 2612 | Abraham KIBIWOT |  KEN | 8:24.31 Q | |
| 22 | 5 | 2 | 2939 | Leonard CHEMUTAI |  UGA | 8:24.74 Q | |
| 23 | 6 | 2 | 2012 | Nahuel CARABAÑA |  AND | 8:27.05 | |
| 24 | 9 | 1 | 2895 | Vidar JOHANSSON |  SWE | 8:27.21 | |
| 25 | 10 | 3 | 2523 | Ala ZOGHLAMI |  ITA | 8:28.76 | |
| 26 | 7 | 2 | 2434 | István PALKOVITS |  HUN | 8:29.37 | |
| 27 | 10 | 1 | 2925 | Ahmed JAZIRI |  TUN | 8:29.81 | |
| 28 | 11 | 1 | 2293 | Topi RAITANEN |  FIN | 8:30.69 | |
| 29 | 8 | 2 | 2280 | Abrham SIME |  ETH | 8:31.49 | |
| 30 | 11 | 3 | 3035 | Isaac UPDIKE |  USA | 8:31.81 qR | |
| 31 | 9 | 2 | 2524 | Osama ZOGHLAMI |  ITA | 8:33.07 | |
| 32 | 10 | 2 | 2657 | Salaheddine BEN YAZIDE |  MAR | 8:38.14 | |
| 33 | 11 | 2 | 2594 | Seiya SUNADA |  JPN | 8:38.59 | |
| 34 | 12 | 1 | 2035 | Matthew CLARKE |  AUS | 8:40.92 | |
| 35 | 12 | 2 | 2890 | Emil BLOMBERG |  SWE | 8:42.33 | |
| 36 | 12 | 3 | 2021 | Julián MOLINA |  ARG | 8:46.44 | |
| 3 | 2027 | Fouad IDBAFDIL |  ART | DQ | 
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second