Image Source: New York Post

Dunkin donuts free coffee is up for grabs today as the popular coffee chain gives away 1 million free hot or iced coffees to its customers. The limited-time promotion begins Thursday, September 24, and is available to the first 1 million people who successfully claim the offer.

The giveaway is part of Dunkin’s latest customer promotion and arrives just days before National Coffee Day. Coffee fans hoping to take advantage of the deal will need to move quickly, as the offer is expected to generate significant demand and may be claimed rapidly.

How to Claim Dunkin Donuts Free Coffee

Dunkin will reveal the promotional code on its social media accounts around midday Thursday. Once the code is available, customers must enter it through the Offers & Rewards section of the Dunkin app.

The offer is designed for customers who already have the app and an account set up. Food influencer @snackolator advised coffee lovers to prepare ahead of time, warning that the app may run slowly once the promotion goes live.

Open or download the Dunkin app.
Make sure a Dunkin account is active.
Watch Dunkin social media for the promotional code.
Enter the code in the Offers & Rewards section.
Redeem the free coffee by Sunday, September 27.

The promotion applies to either a hot or iced coffee. However, the offer is limited to the first 1 million customers who claim it, meaning waiting until later in the day could make it harder to secure the deal.

Important Dates for Coffee Fans

Customers who claim the giveaway on Thursday will have until Sunday, September 27, to redeem the free coffee. Dunkin is also planning another promotion for National Coffee Day on Tuesday, September 29.

On that date, Dunkin Rewards members can receive a free medium hot or iced coffee with any purchase through the Dunkin app. Unlike the September 24 giveaway, this offer requires a purchase and is specifically tied to the chain’s rewards program.

Together, the promotions give Dunkin customers several opportunities to save on coffee during a month filled with seasonal marketing and limited-time offers.

Limited-Edition Dunkin and L.L.Bean Collaboration

The coffee giveaway comes as Dunkin continues its fall campaign with L.L.Bean. The companies recently released a limited-edition autumn collection featuring Dunkin’s signature pink and orange colors combined with L.L.Bean-inspired designs.

One of the most talked-about items was a miniature sweater-style coffee sleeve designed to fit around a Dunkin cup. The accessory was offered free to customers at participating locations, but supplies appeared to run out quickly.

When The New York Post visited a Dunkin location in Midtown Manhattan, a barista reportedly said the popular sweater accessory had sold out by 6:30 a.m. Customers on social media also described difficulty finding the limited-edition item.

For fans who missed the free accessory, a human-size L.L.Bean and Dunkin sweater is scheduled to be available for $79.95 beginning September 29. Other products include a pink-and-orange L.L.Bean Boat & Tote bag priced at $59.95 and a smaller coffee-sized tote priced at $24.95.

Why the Dunkin Giveaway Matters

Free coffee promotions can attract large crowds, especially when customers can claim a familiar drink through an app they already use. Dunkin’s offer also encourages customers to engage with its rewards program and digital ordering platform.

For regular coffee drinkers, the promotion offers a simple way to reduce the cost of a morning beverage. For Dunkin, it creates excitement around the brand while building momentum for National Coffee Day and the fall product season.

Customers should check the app before the promotional code is released, confirm that their account is working, and be ready to act when the offer appears. Because the giveaway is limited to 1 million redemptions, availability is not guaranteed for everyone.

Frequently Asked Questions

When is Dunkin giving away free coffee?

Dunkin is offering 1 million free coffees on Thursday, September 24, 2026.

How do customers claim the free coffee?

Customers must enter the promotional code in the Offers & Rewards section of the Dunkin app after the code is posted on Dunkin social media.

What type of coffee is included?

The offer can be redeemed for either a hot or iced coffee.

How long is the offer available?

Customers who claim the promotion can redeem it through Sunday, September 27.

Does Dunkin have another coffee deal coming?

Yes. On September 29, Dunkin Rewards members can receive a free medium hot or iced coffee with any purchase through the app.