Amazon's October Prime Day book deals are off the charts

Save up to 65% on physical books and Kindle versions of 2025 bestsellers.
 By 
Christina Buff
 on 
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Book covers for "Deep End," "Say You'll Remember Me," and "The Perfect Divorce" with colorful background
Credit: Mashable Photo Composite / Berkley Publishing, Blackstone Publishing, Forever Publishing

Table of Contents

The best October Prime Day book deals at a glance:

Best hardcover book deal
Say You'll Remember Me book cover by Abby Jimenez

Best paperback book deal
Deep End by Ali Hazelwood
$8.09 (save $11.91)
Deep End book cover by Ali Hazelwood

Best Kindle book deal
The Perfect Divorce book cover by Jeneva Rose

Amazon's October Prime Day event is here (officially running from Oct. 7 through 8), and we've been blessed with deals galore. Book deals, in particular, are outrageously good. So if you're looking to stack your TBR list for cozy season, it's time to get going.

This Prime Big Deal Days event is shaping up to be an excellent shopping holiday for book lovers. Not only is Amazon offering its annual Kindle Unlimited Prime Day deal (three months for free) and 99-cent Audible subscriptions to new members, but we're also seeing some of the best discounts on hardcovers, paperbacks, and Kindle books we've seen all year — up to 65% off. And that includes some of 2025's bestsellers. Whether you hope to load up your Kindle with e-books or hold a physical stack of crispy new pages in your hands, there's definitely a deal waiting for you. If you're interested in more Kindle user deals, specifically, be sure to check out our expert's favorite deals.

We'll be tracking all the best October Prime Day book deals below and updating the list with the latest and greatest price drops throughout the event.

Best October Prime Day paperback book deal

Credit: Berkley Publishing
$8.09 at Amazon
$20 Save $11.91
 

Why we like it

One of Goodreads' top 10 books of 2025, Ali Hazelwood's latest romance follows a competitive diver and an ace swimmer as they tread forbidden waters. It's a steamy yet thoughtfully written love story with character chemistry that's off the charts. This edition features a glistening cover and illustrated four-color interior art. Typically $20, you can grab the paperback for only $8.09 during October Prime Day.

Best October Prime Day hardcover book deal

Credit: Forever Publishing
$10.98 at Amazon
$28 Save $17.02
 

Why we like it

The queen of contemporary romance, Abby Jimenez has done it again with Say You'll Remember Me, published earlier this year. It has an average of over 4 stars on Good Reads and is currently number six on the list of the most popular 2025 releases. A feel-good read, it follows veterinarian Dr. Xavier Rush and social media manager Samantha Diaz, who fall in love but are separated when Samantha moves to care for her mother with dementia. The hardcover version is currently just $10.98 at Amazon for October Prime Day — a total steal.

Best October Prime Day Kindle book deal

Credit: Blackstone Publishing
$1.69 at Amazon
$9.99 Save $8.30
 

Why we like it

The Perfect Divorce is another Goodreads favorite of 2025. From Jeneva Rose, the author of the multimillion-copy bestselling thriller The Perfect Marriage, it's the second in the series and picks up eleven years after high-powered attorney Sarah Morgan defended her husband, Adam, against murder charges. It's filled with page-turning suspense and plenty of twists and turns, which is hardly surprising if you read the first book. If you have a Kindle device — or don't mind reading on your phone or tablet — you can pick up a digital copy for less than $2 during the Prime Big Deal Days sale.

Physical book deals

Paperback

Hardcover

Kindle book deals

Frequently Asked Questions


Glad you asked. Not only is every Kindle e-reader discounted on Amazon's Prime Big Deal Days, but several are down to their best prices ever — including our favorite, the Kindle Paperwhite waterproof e-reader. Check out Mashable's list of the best Kindle deals, curated by our expert, Sam Mangino.


While services like Audible and Libro.fm limit you to one credit per month to buy a book, Kindle Unlimited lets you borrow up to 20 books at a time from the Kindle Unlimited library. And unlike the public library, there are no due dates. If you choose to take advantage of the Kindle book deals above and buy them outright, those books are yours to keep.

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Christina Buff

Christina Buff is a Nashville-based freelance writer for who covers shopping with a splash of entertainment. If you’re ever wondering what streaming service you need to watch something (and the cheapest way to sign up for it), she’s your girl.

Christina received a B.S. in Business Communication (concentration in writing) from Stevenson University and began her professional journey writing and editing press releases. Since then, she’s written content for a marketing agency, blogged for celebrities, and covered local news, politics, women’s lifestyle, fashion, beauty, and just about everything in between for various publications.

When she’s not writing, she’s probably enjoying live music, studying human design, or embroidering and upcycling clothes. You can follow her on Instagram at @touchinfinity.

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