Semifinal 3
vendredi 10 août 2018, 19h55 GMT – 19h55 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Jamile Samuel | Netherlands | 22.58″ |
| 2 |  Mujinga Kambundji | Switzerland | + 0.26″ |
| 3 |  Krystsina Tsimanouskaya | Belarus | + 0.45″ |
| 4 |  Jessica-Bianca Wessolly | Germany | + 0.68″ |
| 5 |  Jodie Williams | Great Britain | + 0.7″ |
| 6 |  Irene Siragusa | Italy | + 0.72″ |
| 7 | Inna Eftimova | Bulgaria | + 1.04″ |
| Sindija Bukša | Latvia | DNS |