Heats
dimanche 23 juillet 2017, 09h48 GMT – 09h48 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Felix Auböck | Austria | 3′ 44.19″ |
| 2 | Yang Sun | China | + 0.36″ |
| 3 | David McKeon | Australia | + 1.37″ |
| 4 | Tae-Hwan Park | Korea | + 1.38″ |
| 5 |  Mack Horton | Australia | + 1.41″ |
| 6 | James Guy | Great Britain | + 1.45″ |
| 7 |  Gabriele Detti | Italy | + 1.53″ |
| 8 | Zane Grothe | United States | + 1.95″ |
| 9 | Marwan El Kamash | Egypt | + 2.17″ |
| 10 | Wojciech Wojdak | Poland | + 2.54″ |
| 11 | Henrik Christiansen | Norway | + 2.77″ |
| 12 | Clark Smith | United States | + 2.93″ |
| 13 | Aleksandr Krasnykh | Russia | + 3.16″ |
| 14 | Filip Zaborowski | Poland | + 3.28″ |
| 15 | Stephen Milne | Great Britain | + 4.45″ |
| 16 | Jeremy Bagshaw | Canada | + 4.63″ |
| 17 |  Victor Johansson | Sweden | + 4.77″ |
| 18 | Brandonn Almeida | Brazil | + 5.42″ |
| 19 | Martin Bau | Slovenia | + 6.56″ |
| 20 |  Poul Zellmann | Germany | + 6.69″ |
| 21 | Miguel Durán | Spain | + 7.09″ |
| 22 |  Ákos Kalmár | Hungary | + 7.16″ |
| 23 |  Anton Ipsen | Denmark | + 7.33″ |
| 24 | Marcelo Acosta | El Salvador | + 7.57″ |
| 25 | Ziao Qiu | China | + 7.75″ |
| 26 | Richard Nagy | Slovakia | + 7.91″ |
| 27 | Cristian Quintero | Venezuela | + 8.85″ |
| 28 |  Jan Micka | Czech Republic | + 8.87″ |
| 29 |  Maarten Brzoskowski | Netherlands | + 8.98″ |
| 30 | Alin Artimon | Romania | + 9.26″ |
| 31 | Ricardo Vargas | Mexico | + 9.44″ |
| 32 | Khader Baqleh | Jordan | + 9.94″ |
| 33 | Brent Szurdoki | South Africa | + 10.15″ |
| 34 | Christian Bayo | Puerto Rico | + 10.96″ |
| 35 | Martin Naidich | Argentina | + 11.23″ |
| 36 | Mohamed Lagili | Tunisia | + 11.28″ |
| 37 | Igor Mogne | Mozambique | + 11.78″ |
| 38 | Dimitrios Dimitriou | Greece | + 12.39″ |
| 39 | Marc Hinawi | Israel | + 13.24″ |
| 40 | Aflah Fadlan Perwira | Indonesia | + 14.21″ |
| 41 | Constantinos Hadjittooulis | Cyprus | + 14.39″ |
| 42 | Wesley Roberts | Cook Islands | + 15.1″ |
| 43 | Ting Yao An | Chinese Taipei | + 15.38″ |
| 44 | Alex Sobers | Barbados | + 16.31″ |
| 45 | Klavio Meça | Albania | + 19.84″ |
| 46 | Irakli Revishvili | Georgia | + 20.45″ |
| 47 | Jessie Lacuna | Philippines | + 21.2″ |
| 48 | Mathieu Marquet | Mauritius | + 23.09″ |
| 49 | Sizhuang Lin | Macau, China | + 24.54″ |
| 50 | Felipe Tapia | Chile | + 26.2″ |
| 51 | Abdalla Aboughazala | Qatar | + 36.45″ |
| 52 | Mubal Azzam Ibrahim | Maldives | + 1′ 7.38″ |