The last episode of The Summer I Turned Pretty is Season 3, Episode 11 , which serves as the series finale. It was released on Wednesday, September 17, 2025 , on Prime Video.

Release time and where to watch

  • In the U.S., it dropped at midnight PT / 3:00 a.m. ET on September 17.
  • In the UK, it became available at 8:00 a.m. BST on the same day.
  • The episode is only streaming on Prime Video , along with all prior episodes of Seasons 1–3.

Quick episode‑release table

Season| Episode| Title (if known)| Release date (Prime Video)
---|---|---|---
3| 1| “Last Season”| July 16, 2025 5
3| 2| “Last Christmas”| July 16, 2025 5
3| 3| “Last Supper”| July 23, 2025 5
3| 4| “Last Stand”| July 30, 2025 5
3| 5| “Last Dance”| August 6, 2025 5
3| 6| “Last Name”| August 13, 2025 5
3| 7| “Last Hurrah”| August 20, 2025 5
3| 8| “Last Kiss”| August 27, 2025 5
3| 9| “Last Call”| September 3, 2025 5
3| 10| “Last Year”| September 10, 2025 5
3| 11| (untitled finale)| September 17, 2025 35

This finale wraps up Belly’s story across all three seasons and is widely treated as the end of the series , with no Season 4 planned.

Information gathered from public forums or data available on the internet and portrayed here.