Heats
vendredi 3 août 2018, 11h46 GMT – 11h46 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Adam Peaty | Great Britain | 57.89″ |
| 2 | James Wilby | Great Britain | + 1.23″ |
| 3 | Ross Murdoch | Great Britain | + 1.25″ |
| 4 | Anton Chupkov | Russia | + 1.26″ |
| 5 |  Arno Kamminga | Netherlands | + 1.64″ |
| 6 | Kirill Prigoda | Russia | + 1.88″ |
| 7 |  Ilya Shymanovich | Belarus | + 1.95″ |
| 8 | Ilya Khomenko | Russia | + 2.03″ |
| 9 | Fabio Scozzoli | Italy | + 2.18″ |
| 10 |  Giedrius Titenis | Lithuania | + 2.19″ |
| 10 | Caba Siladji | Serbia | + 2.19″ |
| 12 | Andrius Šidlauskas | Lithuania | + 2.25″ |
| 13 |  Darragh Greene | Ireland | + 2.31″ |
| 14 |  Fabian Schwingenschlögl | Germany | + 2.6″ |
| 15 | Marcin Stolarski | Poland | + 2.71″ |
| 16 | Alessandro Pinzuti | Italy | + 2.74″ |
| 17 | Anton McKee | Iceland | + 3.01″ |
| 18 |  Erik Persson | Sweden | + 3.05″ |
| 19 | Tomáš Klobucník | Slovakia | + 3.11″ |
| 20 | Oleg Kostin | Russia | + 3.16″ |
| 21 | Yannick Käser | Switzerland | + 3.19″ |
| 22 |  Tobias Bjerg | Denmark | + 3.3″ |
| 23 | Christopher Rothbauer | Austria | + 3.34″ |
| 24 | Johannes Skagius | Sweden | + 3.35″ |
| 24 | Valentin Bayer | Austria | + 3.35″ |
| 26 | Mykyta Koptyelov | Ukraine | + 3.37″ |
| 26 |  Berkay Ögretir | Turkey | + 3.37″ |
| 28 | Dávid Horváth | Hungary | + 3.5″ |
| 29 | Luca Pizzini | Italy | + 3.63″ |
| 30 | Martin Allikvee | Estonia | + 3.66″ |
| 31 | Ties Elzerman | Netherlands | + 3.8″ |
| 32 | Basten Caerts | Belgium | + 3.84″ |
| 33 | Johannes Dietrich | Austria | + 3.91″ |
| 34 | Bartlomiej Roguski | Poland | + 4.2″ |
| 35 | Jozef Beno | Slovakia | + 4.23″ |
| 36 | Ivan Strilets | Ukraine | + 4.37″ |
| 37 | Jacques Läuffer | Switzerland | + 4.4″ |
| 38 | Lyubomir Epitropov | Bulgaria | + 4.49″ |
| 39 | Alex Murphy | Ireland | + 4.6″ |
| 40 | Lachezar Shumkov | Bulgaria | + 4.69″ |
| 41 | Itay Goldfaden | Israel | + 4.75″ |
| 42 | Teemu Vuorela | Finland | + 4.83″ |
| 43 | Daniils Bobrovs | Latvia | + 5.21″ |
| 44 | Nikola Obrovac | Croatia | + 5.34″ |
| 45 | Raphaël Stacchiotti | Luxembourg | + 5.48″ |
| 46 | Ioannis Karpouzlis | Greece | + 5.51″ |
| 47 | Christoph Meier | Liechtenstein | + 5.55″ |
| 48 | Tomás Veloso | Portugal | + 5.79″ |
| 49 | Filip Chrápavý | Czech Republic | + 5.88″ |
| 50 | Marek Botik | Slovakia | + 6.25″ |
| 51 | Oleksandr Karpenko | Ukraine | + 6.28″ |
| 52 | Oktaycan Emirbayer | Turkey | + 6.56″ |
| 53 |  Ari-Pekka Liukkonen | Finland | + 6.94″ |
| 54 | William Wihanto | Finland | + 7.58″ |
| 55 | Michael Stafrace | Malta | + 9.3″ |
| 56 | Deni Baholli | Albania | + 10.54″ |