Orbitz has a special hotel coupon in effect right now 20% off . You must book by August 13th and stay by September 1oth. The coupon code is XLMBAM.
When you get to Orbitz, select that you want to search for a hotel, and then go to Additional Options to enter the promo code. All eligible hotels will be highlighted and say the promotion has been applied. You will see the final price at checkout. I checked for a few hotel options that I have been looking for and saw some great rates! Give it a try!