Travelocity is offering 20% off a minimum $800 hotel purchase using promo codeAMEX20H (purchase by August 16 for travel through December 31). Price is reduced instantly.
Then, if you’re traveling by September 30, the American Express Link, Like, Love promotion can get you another 20% off in the form of a statement credit. (Minimum $350 spend and 3 nights. This can only be used once per cardmember.)
These two combine for a 36% discount.