The highly anticipated third and final season of The Summer I Turned Pretty is set to captivate fans with its heartfelt drama, nostalgic summer vibes, and the resolution of Belly’s iconic love triangle. Based on Jenny Han’s bestselling novel trilogy, the Amazon Prime Video series has become a cultural phenomenon, especially among young adults. As we gear up for the last chapter at Cousins Beach, here’s everything you need to know about The Summer I Turned Pretty Season 3, including its release date, cast, plot details, and more.
Release Date for The Summer I Turned Pretty Season 3
The Summer I Turned Pretty Season 3 is slated to premiere on July 16, 2025, exclusively on Amazon Prime Video. This marks a two-year gap since Season 2, which aired in July 2023, largely due to delays from the 2023 Writers Guild and SAG-AFTRA strikes. Unlike previous seasons, which had seven and eight episodes, Season 3 will feature a supersized 11 episodes, making it the longest season yet.
The Summer I Turned Pretty Season 3 Cast
The core cast is returning to bring the emotional story to life. Here’s who you can expect to see in Season 3:
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Lola Tung as Isabel “Belly” Conklin, the protagonist navigating her love for the Fisher brothers.
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Christopher Briney as Conrad Fisher, the brooding older brother who’s been a central figure in Belly’s heart.
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Gavin Casalegno as Jeremiah Fisher, the charming younger brother and Belly’s current partner.
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Sean Kaufman as Steven Conklin, Belly’s supportive older brother.
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Rain Spencer as Taylor, Belly’s loyal best friend.
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Jackie Chung as Laurel Park, Belly’s mother and a key figure in the family dynamics.
Plot Details for The Summer I Turned Pretty Season 3
Season 3 will adapt We’ll Always Have Summer, the third book in Jenny Han’s trilogy, with a two-year time jump. The story picks up with Belly in college, now in a committed relationship with Jeremiah. The pair attend Finch College together, where Belly plays volleyball, and their romance is described as sweet and rooted in their lifelong friendship. However, a major event—Jeremiah’s infidelity—shakes their relationship, forcing Belly to confront her feelings.
