Today Only – Summer Styles for the Fam 60% off.. Starting 06/24: Today Only! Summer Styles for the fam 60% Off. Online Exclusive. Restrictions apply. Ends 06/24.00060% Off Summer Styles: Offer valid 6/24/19 at Old Navy online only. Offer not valid at Old Navy stores in the United States (including Puerto Rico). Excludes Maternity. While supplies last. No adjustments on previous purchases. Cannot be combined with other offers or discounts, including Gap Inc. employee discount..