Panda Express FREE Food Offer: FREE Orange Chicken On June 21 (9pm To Close)June 21, 2013 By Kelli This post may contain affiliate links or sponsored content, read our Disclosure Policy.Panda Express FREE Food Offer: FREE Orange Chicken On June 21 (9pm To Close)Head to the Panda Express Facebook page to grab your coupon good for FREE Orange Chicken on Friday, June 21! This FREE food offer is only valid from 9pm-close. No purchase necessary.While supplies last. One FREE coupon per person per day. Not valid with any other coupons, discounts or promotions. Valid only in-store at participating locations.