American Airlines has a low domestic fare at $231.20 for Los Angeles to Orlando MCO and $233.20 Los Angeles to Miami. Departure days are primarily Tuesday, Wednesday and Saturdays from late August into December 2015.
American Airlines Los Angeles LAX- Dallas DFW – Orlando, Florida MCO
$231.20 August 25 – September 2, 2015
American Airlines Los Angeles LAX- Dallas DFW – Miami, Florida MIA
$233.20 September 1 – September 9, 2015
Lowest priced flights tend to red-eye itineraries.
United Airlines and Delta Airlines have this route discounted too at about $40 to $60 more on many of the same dates.