https://www.live-feeds.com/feed/national-cheeseburger-day-deals-at-mcdonald-s-burger-king-moreContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/national-cheeseburger-day-deals-at-mcdonald-s-burger-king-morehttps://www.live-feeds.com/feed/national-cheeseburger-day-deals-at-mcdonald-s-burger-king-more#u75840Sat, 19 Sep 2026 06:40:43 +0000National Cheeseburger Day occurs on September 18, 2026, with several major fast food chains providing promotions. McDonald's and Burger King are offering free burgers, while other participating brands include Five Guys and Smashburger. Some McDonald's offers involve free double cheeseburgers, though other reports indicate the return of $1 double cheeseburgers. These deals vary by location, with specific regional freebies reported in Arizona and Tennessee. Customers can find a mix of entirely free items and discounted prices across these networks to mark the annual event.Why it matter