Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Huntington to Santa Ana as you normally would.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, July can be a great choice for travel to Santa Ana. Flights to Santa Ana from Huntington in July are about $411 on average during July, but can be found for as low as $217.