Heat 1 | | time | | L | 3. Laviai Nielsen | Great Britain | 51.60s | Q, SB | 7 | 6. Eveline Saalberg | Netherlands | 51.81s | Q | 5 | 10.Silke Lemmens | Switzerland | 52.27s | Q | 4 | 17.Virginia Troiani | Italy | 52.83s | | 6 | 18.Mette Baas | Finland | 53.02s | | 2 | 19.Phil Healy | Ireland | 53.10s | | 3 | 20.Linn Oppegaard | Norway | 53.29s | | 8 |
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Heat 2 | | time | | L | 1. Iga Baumgart-Witan | Poland | 51.09s | Q, SB | 5 | 2. Amandine Brossier | France | 51.26s | Q, SB | 4 | 5. Susanne Walli | Austria | 51.73s | Q, SB | 3 | 7. Camille Laus | Belgium | 51.91s | q | 8 | 8. Alice Mangione | Italy | 51.92s | q | 7 | 11.Tereza Petržilková | Czechia | 52.35s | q | 2 | 21.Janet Richard | Malta | 53.49s | NR | 6 | 22.Milja Thureson | Finland | 53.63s | | 1 |
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