American Airlines has round-trip flights from Dallas (DFW) to San Diego, Tampa, New York, Detroit, Cincinnati, Cleveland, Charlotte or Atlanta (SAN, TPA, LGA, DTW, CVG, CLE, CLT, ATL) for $159, NONSTOP. Flights October to December. Departures on Tuesday, Wednesday, and Saturday. Extended weekends available. Origin/Destination reversible. No Christmas dates available.
A Carry-on bag and also a personal item is allowed for free on American. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.