Tracked by Evreward since 2019, Jewel-Osco offers coupons, cash back rebates and rewards, with savings as high as $20 off. Jewel-Osco discount coupons are infrequent, only available a couple times per year. Even when Jewel-Osco doesn't have a coupon, you can always get up to 1% cash back, and other great rewards, with every purchase.