Semifinal 2
mercredi 8 août 2018, 19h12 GMT – 19h12 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Lea Sprunger | Switzerland | 55.04″ |
| 2 |  Viktoriya Tkachuk | Ukraine | + 0.33″ |
| 3 |  Ayomide Folorunso | Italy | + 0.65″ |
| 4 | Line Kloster | Norway | + 0.74″ |
| 5 |  Joanna Linkiewicz | Poland | + 1.02″ |
| 6 | Aurélie Chaboudez | FFA - France Athlétisme | + 1.15″ |
| 7 | Kirsten McAslan | Great Britain | + 2.29″ |
| 8 | Justien Grillet | Belgium | + 2.36″ |