There have likely been more Hawaii deals over the past few months than I can ever recall and it looks like there is a price war brewing between Alaska and United from many West Coast cities. Upon doing a quick search, I saw many dates available in April and May. Here is an example itinerary from San Francisco to Maui using Google Flights:
Here is another example from San Jose, California to Maui:
This deal won’t last long so if you’re on the West Coast looking for a cheap deal to Hawaii, this is a great opportunity.