There are several routes with low fares from major alliance airlines in response to nationwide sales from Frontier and Spirit Airlines. United Airlines Los Angeles LAX to Orlando MCO looks like one of these routes with round trip fares as low as $187 for nonstop flights.
Departure dates from LAX: limited with October 24-31 looking like the most availability. A few dates in November and December too.
United Airlines Los Angeles LAX – Orlando MCO
$186.20 Tuesday October 27 – Saturday October 31, 2015
Flight Miles: 4,434 miles in Economy N class
American Airlines still has a few November dates at $197 round trip. This fare appeared September 14 when all three alliances had low fares to Orlando.
American Airlines Los Angeles LAX – Orlando MCO
$196.20 Tuesday November 10 – Saturday November 14, 2015
Flight Miles: 4,434 miles in Economy O class