Sunseeker Resort Update Allegiant Airlines has issued a Sunseeker Resort Update. With construction well under way, the expected opening date will be in 2021. There are currently at least five large construction cranes on the site with a large crew of construction workers. As one drives along US 41 at the north side of the Punta Gorda-Port Charlotte bridge, the large 25 … Keep reading... about Sunseeker Resort Update