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-episod

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