| Event: | Women's 800 metre freestyle |
| Games: | 2014 Asian Games |
| Venue: | Munhak Park Tae-hwan Aquatics Center |
| Date: | 25 September 2014 |
| Competitors: | 15 |
| Nations: | 9 |
| Gold: | Bi Yirong |
| Goldnoc: | CHN |
| Silver: | Xu Danlu |
| Silvernoc: | CHN |
| Bronze: | Asami Chida |
| Bronzenoc: | JPN |
| Prev: | 2010 |
| Next: | 2018 |
See main article: Swimming at the 2014 Asian Games.
The women's 800 metre freestyle event at the 2014 Asian Games took place on 25 September 2014 at Munhak Park Tae-hwan Aquatics Center.
All times are Korea Standard Time
| width=220 | Date | width=50 | Time | width=100 | Event |
|---|---|---|---|---|---|
| Thursday, 25 September 2014 | 09:00 | Slowest heat | |||
| 19:40 | Fastest heat |
| width=40 | Rank | width=40 | Heat | width=250 | Athlete | width=80 | Time | width=50 | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2 | 8:27.54 | ||||||||
| 2 | 8:33.89 | ||||||||
| 2 | 8:34.66 | ||||||||
| 4 | 2 | 8:42.31 | |||||||
| 5 | 2 | 8:43.00 | |||||||
| 6 | 2 | 8:44.47 | |||||||
| 7 | 1 | 8:52.45 | |||||||
| 8 | 2 | 8:53.51 | |||||||
| 9 | 2 | 8:57.60 | |||||||
| 10 | 1 | 8:58.59 | |||||||
| 11 | 1 | 9:06.43 | |||||||
| 12 | 1 | 9:06.51 | |||||||
| 13 | 1 | 9:23.40 | |||||||
| 14 | 1 | 9:36.29 | |||||||
| 15 | 1 | 9:36.75 |