First 5 in each heat (Q) and the next 2 fastest (q)

POS Rank Heat BIB ATHLETE COUNTRY RESULTS ms*
1 1 2 1532 Marcin Lewandowski POLPOL 3:36.50 Q
2 1 1 1273 Timothy Cheruiyot KENKEN 3:36.53 Q .525
3 2 2 1292 Ronald Kwemoi KENKEN 3:36.53 Q .528
4 3 2 1486 Jakob Ingebrigtsen NORNOR 3:36.58 Q .576
5 4 2 843 Josh Kerr GBRGBR 3:36.58 Q .577
6 2 1 106 Taoufik Makhloufi ALGALG 3:36.69 Q .683
7 3 1 829 Neil Gourley GBRGBR 3:36.69 Q .685
8 4 1 1882 Craig Engels USAUSA 3:36.69 Q .690
9 5 1 1707 Kalle Berglund SWESWE 3:36.72 Q .712
10 5 2 615 Youssouf Hiss Bachir DJIDJI 3:36.72 Q SB .715
11 6 2 1872 Matthew Centrowitz USAUSA 3:36.77 q SB
12 7 2 852 Jake Wightman GBRGBR 3:36.85 q
13 6 1 1868 Ben Blankenship USAUSA 3:36.98
14 7 1 1484 Filip Ingebrigtsen NORNOR 3:37.00
15 8 2 171 Matthew Ramsden AUSAUS 3:37.16 PB
16 9 2 1799 Ronald Musagala UGAUGA 3:37.19
17 8 1 786 Alexis Miellet FRAFRA 3:37.39
18 9 1 250 Isaac Kimeli BELBEL 3:37.50
19 10 2 660 Kevin López ESPESP 3:37.56
20 11 2 900 Amos Bartelsmeyer GERGER 3:37.74
21 10 1 170 Stewart McSweyn AUSAUS 3:37.95
22 11 1 618 Ayanleh Souleiman DJIDJI 3:38.35
23 12 1 707 Teddese Lemi ETHETH 3:38.79 PB
24 13 1 658 Jesús Gómez ESPESP 3:40.29
25 12 2 1374 Abdelaati Iguider MARMAR 3:42.23
2 709 Samuel Tefera ETHETH DNF
Legend

ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second