From the Wanderlust Oahu Plan page, click the 'Book Now' button, you will be directed to Hawaiian Airlines 'Book a Flight' page. Here you can enter your desired departing airports and travel dates (this will be pre-populated with JFK - HNL for most popular travel dates for Wanderlust O'ahu). After clicking 'Search Flights', you may receive an error message on the Flight Results page that says "The Promo Code selected is not eligible for selected itinerary". To fix this error message, click the button in the upper right corner to drop down the available discount. Click 'Apply' and your discount will be applied to the itinerary. 

*Please note, the available discount is only applicable to travel between SEA, PDX, SMF, OAK, SFO, SJC, LAX, SAN, PHX, LAS, JFK and Hawaii