Choice Privileges has two members only promotions that were sent by email. The first can earn you 5,000 bonus points when you book a stay today and the other, available tomorrow, will get you a 15% discount.
JetBlue has a new promotion called "The Friends, Family & Maybe a Few Frenemies Sale." During this 2-day promotion you can get a discount on all flights.
Frontier is having a flash sale where they are quoting prices at (up to) 99% off base fares. You need to use promo code SAVE99 when booking to get the discount.
Samsung Pay has discounted gift cards available, including Home Depot, JCPenney, Dunkin Donuts, Domino's and many more. Most gift cards are discounted by 20% and there's also a few discounted by only 10% such as Kohl's and Hotels.com.
I discuss issues with the Google Express offer and some of the better options.
Rite Aid has a few offers for discounts on gift cards that comes in the form of Plenti points. You can get 16% off Best Buy and Sephora, 20% off Domino's and more.
Get 5,000 additional Membership Rewards points (or $50) one-time by using your enrolled Card to spend a minimum of $250+ in one or more eligible transactions directly with Alaska Airlines by 12/31/2017.
Right now Staples is offering 15% off iTunes Gift cards in $100 and $50 denominations. Since Staples is an office supply store you should earn 5X Ultimate Rewards with a Chase Ink Plus/Cash or 5% back with an Amex SimplyCash Plus.