Whataburger is celebrating National Cheeseburger Day with a free burger offer and a chance for Rewards members to win Whataburger for a year.
On Friday, September 18, 2026, Whataburger Rewards members can receive a free Bacon & Cheese Whataburger Jr. with the purchase of a medium fry and medium drink. The burger features a 100% beef patty topped with bacon and cheese.
Members who redeem the offer will also be entered for a chance to win Whataburger for a year. Up to 25 winners will be selected.
The offer is available digitally through the Whataburger App or online and is limited to Whataburger Rewards members.
Whataburger in Franklin and Brentwood
The promotion comes as Whataburger continues to grow its presence in Williamson County. The chain opened its first Williamson County restaurant, Whataburger in Brentwood, at 5004 Maryland Way in May 2025, followed by Whataburger in Franklin at 3075 Mallory Lane in Cool Springs in March 2026.
