Free Burger King Hamburger Deal: May 28 Only
Gigi S. Food
Celebrate National Hamburger Day with a flame-broiled freebie! Burger King is slinging completely free hamburgers on Thursday, May 28, with any purchase of $3 or more.
Burger King is offering a free classic hamburger with a $3+ digital purchase for National Hamburger Day on May 28. If you are celebrating all weekend long, definitely peep our May food freebies and Memorial Day deals while you chow down on your total steal.
Deal Overview
| Feature | Details |
|---|---|
| The Freebie | 1 Free Flame-Broiled Hamburger |
| Minimum Purchase | $3.00+ before taxes and fees |
| Date Active | Thursday, May 28, 2026 |
| Availability | Digital-only (In-App or Online at participating locations) |
| Membership Required | BK Royal Perks Account (Free) |
How to Claim Your Free Hamburger
- The Date: This deal is valid for one day only on Thursday, May 28, 2026 (National Hamburger Day).
- The Platforms: You must place your order digitally via the official Burger King App or on bk.com.
- The Requirement: You must be a member of the Burger King Royal Perks rewards program (which is free to join).
- The Minimum: Add at least $3 or more worth of food or drinks to your cart.
- The Reward: Locate the free hamburger deal in the "Offers" tab of your app, activate it, and add it to your order before checking out.
Pro Tips & The Catch
- Royal Perks First: You must be a registered member of the free Royal Perks program to see the offer.
- The Catch: You absolutely must hit "Activate" in the app before checking out!
- Bonus Level-Up: You still earn 10 Crowns per dollar on that $3 qualifying purchase. Stack those rewards!
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