Short answer: 11 episodes. If you’re searching “how many episodes of TSITP season 3,” good news—the final season of The Summer I Turned Pretty is the show’s longest run yet, and it’s not over after Episode 8. Season 3 comprises 11 episodes, which will be released weekly on Prime Video through mid-September.

As the other big question is when the last episode of The Summer I Turned Pretty will air, here’s the plan: following the two-episode premiere on July 16, 2025, the season will continue each Wednesday until the finale on September 17, 2025 (more dates below).

TSITP Season 3 Schedule (and Finale Date)

  • Episode 8: August 27, 2025
  • Episode 9: September 3, 2025
  • Episode 10: September 10, 2025
  • Episode 11 (Finale): September 17, 2025

As noted above, the 11-episode count and the weekly cadence culminate in the September 17 finale.

What Happened in Episode 8? (Spoiler-Light)

Episode 8 (“Last Kiss”) reignited the Belly–Conrad–Jeremiah triangle and raised the stakes heading into the last three chapters. For a deeper play-by-play—without spoiling the final stretch—see Forbes’ recap, which teases the wedding drama and what it means for Belly’s next move.

How to Watch & Release Time

New episodes stream on Prime Video on Wednesdays, typically at 3:00 a.m. ET / 12:00 a.m. PT. For week-of details and a handy viewing primer posted on August 26, check USA TODAY.

Why 11 Episodes This Time?

This is the final season, and the expanded run gives the show room to close the book trilogy’s arcs. Yahoo underscores that Season 3 is intentionally longer than Seasons 1 (7 episodes) and 2 (8 episodes) to land Belly’s endgame while covering key beats fans expect.

Related: ‘The Summer I Turned Pretty’ Season 3 Finale Approaches on Prime Video

Bottom line: If you’re asking “how many episodes of TSITP season 3,” there are 11, ending on September 17, 2025. So yes, there is an Episode 9, plus Episodes 10 and 11 to finish the story.

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