White Castle is offering a 20% discount coupon for Mother’s Day weekend, valid May 9 to May 11, 2025. Customers must show the coupon in-store at participating locations to redeem this offer. Limit of one coupon per customer, per visit.
This discount is not valid with any other promotions, online codes, or third-party delivery orders. No copies of the coupon will be accepted. The promotion is available only in participating White Castle restaurants and expires May 11, 2025.