American Airlines has round-trip flights from Austin (AUS) to El Paso (ELP) for $138, NONSTOP. Flights July to September. Departures on Monday, Tuesday, Wednesday, Thursday, and Saturday. Extended weekends available.
Main Cabin. Not Basic. A Carry-on bag, personal item, and seat selection are allowed for free on American.
Click for more details and booking links Nonstop Flights: Austin to El Paso $138 r/t [July-September] – American Airlines