| Final | time | gap | L | 100m | 200m | 300m | ||
| 1. Ariarne Titmus |  Australia | 4:00.93 | GR | OC | 4 | |||
| 2. Holly Hibbott |  England | 4:05.31 | +4.38s | 3 | ||||
| 3. Ellie Faulkner | England | 4:07.35 | +6.42s | 5 | ||||
| 4. Joanna Evans |  Bahamas | 4:08.82 | +7.89s | 7 | ||||
| 5. Jessica Ashwood | Australia | 4:10.32 | +9.39s | 1 | ||||
| 6. Mikkayla Sheridan | Australia | 4:12.05 | +11.12s | 6 | ||||
| 7. Camilla Hattersley |  Scotland | 4:12.24 | +11.31s | 2 | ||||
| 8. Carina Doyle |  New Zealand | 4:15.89 | +14.96s | 8 |
| ---Competitors from -- Nations. Gold Coast Aquatics Centre. |
Heats - --------, --- April |
| Best 8 times advanced to Final. |
| Heat 4 | time | gap | L | Rk | 100m | 200m | 300m |
| : |
| Heat 3 | time | gap | L | Rk | 100m | 200m | 300m | ||
| 1. Ariarne Titmus | Australia | 4:10.22 | Q | 4 | 1. | ||||
| 2. Ellie Faulkner | England | 4:11.19 | +-.--s | Q | 5 | 2. | |||
| 4. Mikkayla Sheridan | Australia | 4:11.69 | +-.--s | Q | 6 | 4. | |||
| 7. Jessica Ashwood | Australia | 4:13.12 | +-.--s | Q | 3 | 7. | |||
| 10.Hannah Miley | Scotland | 4:14.62 | +-.--s | 2 | 10. | ||||
| 12.Kate Beavon |  Canada | 4:17.59 | +-.--s | 8 | 12. | ||||
| 14.Abbie Houston | Scotland | 4:19.52 | +-.--s | 7 | 14. | ||||
| 15.Kristin Bellingan |  South Africa | 4:20.92 | +-.--s | 1 | 15. |
| : |
| Heat 2 | time | gap | L | Rk | 100m | 200m | 300m | ||
| 3. Holly Hibbott | England | 4:11.65 | +-.--s | Q | 4 | 3. | |||
| 5. Camilla Hattersley | Scotland | 4:12.26 | +-.--s | Q | 2 | 5. | |||
| 6. Joanna Evans | Bahamas | 4:12.38 | +-.--s | Q | 5 | 6. | |||
| 8. Carina Doyle | New Zealand | 4:13.33 | +-.--s | Q | 1 | 8. | |||
| 9. Mary-Sophie Harvey | Canada | 4:14.26 | +-.--s | 3 | 9. | ||||
| 11.Dune Coetzee | South Africa | 4:15.21 | +-.--s | 7 | 11. | ||||
| 13.Ellena Jones |  Wales | 4:18.92 | +-.--s | 6 | 13. | ||||
| 16.Gemma Atherley |  Jersey | 4:22.55 | +-.--s | 8 | 16. |
| : |
| Heat 1 | time | gap | L | Rk | 100m | 200m | 300m | ||
| 17.Matelita Buadromo |  Fiji | 4:31.60 | +-.--s | 5 | 17. | ||||
| 18.Makaela Holowchak |  Antigua Barbuda | 4:41.90 | +-.--s | 4 | 18. | ||||
| 19.Alison Jackson |  Cayman Islands | 4:42.01 | +-.--s | 3 | 19. | ||||
| 20.Theresa Soukup |  Seychelles | 4:45.35 | +-.--s | 6 | 20. | ||||
| 21.Aliah Maginley | Antigua Barbuda | 5:09.66 | +-.--s | 2 | 21. |
| Todor 66 | index Commonwealth Games 2018 |
| index?index Swimming Gold Coast 2018| | |
| Men 50m Freestyle | Women 50m Freestyle | |
| Men 100m Freestyle | Women 100m Freestyle | |
| Men 200m Freestyle | Women 200m Freestyle | |
| Men 400m Freestyle | Women 400m Freestyle | |
| Men 1500m Freestyle | Women 800m Freestyle | |
| Men 50m Backstroke | Women 50m Backstroke | |
| Men 100m Backstroke | Women 100m Backstroke | |
| Men 200m Backstroke | Women 200m Backstroke | |
| Men 50m Breaststroke | Women 50m Breaststroke | |
| Men 100m Breaststroke | Women 100m Breaststroke | |
| Men 200m Breaststroke | Women 200m Breaststroke | |
| Men 50m Butterfly | Women 50m Butterfly | |
| Men 100m Butterfly | Women 100m Butterfly | |
| Men 200m Butterfly | Women 200m Butterfly | |
| Men 200m Medley | Women 200m Medley | |
| Men 400m Medley | Women 400m Medley | |
| Men 4x100m Freestyle Relay | Women 4x100m Freestyle Relay | |
| Men 4x200m Freestyle Relay | Women 4x200m Freestyle Relay | |
| Men 4x100m Medley Relay | Women 4x100m Medley Relay | |
