Oceanic 815… Landing in LAX?

The Lost season six premier (which will be 2 hours long, by the way) is going to be entitled “LA X” as revealed by this source.
After the final scene of season five’s finale, and recent casting rumours, it looks like we will indeed be visiting an Oceanic 815 that didn’t crash onto the island, but knowing Lost can things really be that simple? The space between LA and X also raises some questions as to what the title really means. Typo or complex …