Discounts begin 4/22. I was told they won't be discounting Easter week, if you check they are very booked.
You can get some discounts off-site. Try quickbook reservation or try the link on the top of this page.
disnurse i assume you are a nurse and qualify for Swan/Dolphin discount rates. These rates are good now! I am a teacher and made reservations fot the Swan two weeks ago for april 11th-16th. A friend of mine made reservations last week so call!