| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 4 | 2286 | Mohamed Karim AMRI |
TUN |
1:49.21 Q PB | |
| 2 | 2 | 4 | 1997 | Kelvin Kimutai KOECH |
KEN |
1:49.28 Q | |
| 3 | 1 | 2 | 1744 | General Berhanu AYANSA |
ETH |
1:49.48 Q | |
| 4 | 3 | 4 | 2357 | Daniel WATCKE |
USA |
1:49.86 Q | |
| 5 | 1 | 1 | 1788 | Henry JONAS |
GBR |
1:49.89 Q | |
| 6 | 2 | 1 | 1615 | John O'REILLY |
CAN |
1:49.92 Q | |
| 7 | 1 | 6 | 2162 | Hatim AIT OULGHAZI |
QAT |
1:49.98 Q | |
| 8 | 2 | 6 | 1611 | Robin LEFEBVRE |
CAN |
1:50.04 Q | |
| 9 | 4 | 4 | 2179 | Matthew BURNETT |
RSA |
1:50.16 q | .155 |
| 10 | 3 | 1 | 2046 | Ayoub ELFAKHAR |
MAR |
1:50.16 Q | .158 |
| 11 | 3 | 6 | 1909 | Noam MAMU |
ISR |
1:50.20 Q | .194 |
| 12 | 4 | 1 | 1998 | Phanuel Kipkosgei KOECH |
KEN |
1:50.20 q | .196 |
| 13 | 5 | 1 | 2060 | Amado Kalid AMADOR |
MEX |
1:50.30 q | |
| 14 | 4 | 6 | 1830 | Tom STÖBER |
GER |
1:50.32 q | |
| 15 | 1 | 5 | 2333 | Michael LONG |
USA |
1:50.53 Q | |
| 16 | 5 | 4 | 1590 | Carlos Eduardo LARA |
BRA |
1:50.56 q | |
| 17 | 2 | 5 | 1978 | Ko OCHIAI |
JPN |
1:50.67 Q | |
| 18 | 3 | 5 | 1502 | Boubaker BOUHAIN |
ALG |
1:50.75 Q | .741 |
| 19 | 5 | 6 | 2153 | Miguel PANTOJAS |
PUR |
1:50.75 q | .744 |
| 20 | 6 | 6 | 2104 | James FORD |
NZL |
1:50.89 | |
| 21 | 4 | 5 | 2193 | Karabelo MOTLHABEDI |
RSA |
1:50.91 | |
| 22 | 7 | 6 | 2029 | Jānis STŪRĪTIS |
LAT |
1:51.09 | |
| 23 | 1 | 3 | 1780 | Yanis VANLANDUYT |
FRA |
1:51.18 Q | |
| 24 | 2 | 2 | 1795 | William RABJOHNS |
GBR |
1:51.20 Q | |
| 25 | 3 | 2 | 1920 | Davide DE ROSA |
ITA |
1:51.34 Q | |
| 26 | 4 | 2 | 1517 | Uriel Rodrigo MUÑOZ |
ARG |
1:51.35 | |
| 27 | 5 | 5 | 2287 | Mohamed Rayen CHIHA |
TUN |
1:51.38 | |
| 28 | 6 | 1 | 1627 | Lucas Alberto JARA |
CHI |
1:51.41 | |
| 29 | 2 | 3 | 1525 | Peyton CRAIG |
AUS |
1:51.43 Q | |
| 30 | 3 | 3 | 1990 | Togo YOSHIZAWA |
JPN |
1:51.49 Q | |
| 31 | 5 | 2 | 2158 | Ibrahim Haydar ABDALLA |
QAT |
1:51.67 | |
| 32 | 6 | 5 | 2236 | Robin GLOOR |
SUI |
1:51.80 | |
| 33 | 7 | 5 | 1915 | Luca BORZI |
ITA |
1:52.11 | |
| 34 | 4 | 3 | 2040 | Jory TEIXEIRA |
LUX |
1:52.26 | |
| 35 | 7 | 1 | 2147 | Nuno CORDEIRO |
POR |
1:52.33 | |
| 36 | 5 | 3 | 1508 | Seif Eddine HAFSI |
ALG |
1:52.68 | |
| 37 | 6 | 2 | 2145 | João BRITO |
POR |
1:52.78 | |
| 38 | 8 | 1 | 2112 | Giancarlo Andre BRAVO |
PER |
1:53.34 PB | |
| 39 | 6 | 4 | 1865 | Ian Richard MAS |
HON |
1:56.17 | |
| 40 | 7 | 2 | 1549 | Hayden TODD |
AUS |
1:57.41 | |
| 41 | 6 | 3 | 1885 | Sahil KHAN |
IND |
2:01.32 | |
| 4 | 2103 | Thomas COWAN |
NZL |
DQ | |||
| 4 | 1802 | Louis BUSCHBECK |
GER |
DNS | |||
| 3 | 2209 | Žan OGRINC |
SLO |
DNS |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second