Coffee Day Deal: Save 19 at Dunkin’
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National Coffee Day falls on Tuesday, September 29, 2026, and Dunkin' is offering a special promotion for its loyal customers.
The deal
The deal allows Dunkin’ Rewards members to receive a free medium hot or iced coffee when they make any purchase through the app on that day. The offer is limited to participating U.S. stores and excludes cold brew and hot espresso beverages.
Why we like it
The savings of $19 is a significant discount for coffee lovers who want to enjoy a free drink while also getting a regular purchase. This promotion is a great way to celebrate the holiday and treat yourself to a quality cup of coffee without paying the full price.
Key features
The promotion is best suited for frequent Dunkin’ customers and those who use the Dunkin’ Rewards app. It is ideal for people who want a quick caffeine fix on the go or for those who enjoy a cozy coffee break during a busy day.
Who it's for
To take advantage of the offer, simply download the Dunkin’ app, log in to your Rewards account, and place an order for any item. The free medium coffee will be added automatically to your order. The promotion is only available on September 29, 2026, so be sure to act quickly.
Bottom line
There are no additional caveats beyond the store and beverage exclusions. The promotion cannot be combined with other discounts, and it is only valid for in‑store pickup or delivery via the app. Enjoy your coffee and save $19 today!
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