See main article: Gymnastics at the 2018 Summer Youth Olympics.
| Event: | Women's floor exercise |
| Games: | 2018 Summer Youth |
| Venue: | America Pavilion |
| Date: | 15 October |
| Competitors: | 8 |
| Nations: | 8 |
| Win Label: | Winning score |
| Win Value: | 13.300 |
| Gold: | Giorgia Villa |
| Goldnoc: | ITA |
| Silver: | Amelie Morgan |
| Silvernoc: | GBR |
| Bronze: | Anastasiia Bachynska |
| Bronzenoc: | UKR |
| Prev: | 2014 |
| Next: | 2026 |
The women's artistic gymnastics floor exercise final at the 2018 Summer Youth Olympics was held at the America Pavilion on 15 October.
See main article: Gymnastics at the 2018 Summer Youth Olympics – Girls' artistic qualification. Qualification took place on 7 October. Anastasiia Bachynska from Ukraine qualified in first, followed by Italy's Giorgia Villa and Ksenia Klimenko of Russia.
The reserves were:
| align=center bgcolor=gold | Gold | align=center bgcolor=silver | Silver | align=center bgcolor=cc9966 | Bronze | |
| Floor exercise |
Oldest and youngest competitors
| Name | Country | Date of birth | Age | |
|---|---|---|---|---|
| Youngest | Ksenia Klimenko | 1 November 2003 | ||
| Oldest | Tang Xijing | 3 January 2003 | ||
| Chiharu Yamada |
| Rank | Gymnast | Total | ||||
|---|---|---|---|---|---|---|
| 4.800 | 8.500 | 13.300 | ||||
| 5.000 | 8.233 | 13.233 | ||||
| 5.000 | 8.166 | 13.166 | ||||
| 4 | 4.700 | 8.266 | 12.966 | |||
| 5 | 4.600 | 7.900 | 0.100 | 12.400 | ||
| 6 | 4.900 | 7.500 | 0.400 | 12.000 | ||
| 7 | 5.000 | 7.000 | 12.000 | |||
| 8 | 4.700 | 7.200 | 11.900 |