You must start at the homepage for this to work. Once there, click Express Deals as pictured.
You will now see a slightly altered entry field. To use a coupon you must use this Express Deals search box.
Ensure your selected hotel is flagged as an Express Deal.
You have your opportunity on the next page next to the summary of charges. Look for a small link that says “Apply Coupon”.
To redeem a car rental coupon, you will find the box under Driver Information on the Booking Details page.
Priceline.com provides the best available airfare rates. It is not possible to have any further reductions on the price. You cannot use discount coupons when booking flights on priceline.com. If you are in possession of a discount coupon that claims it’s valid for flights on priceline.com, follow the instructions laid out by the organization that issued the coupon. Those instructions may include phoning a certain number or accessing a specific website other than the priceline main site.