dallas. $35 per passenger. departing tue, nov 19, returning wed, nov 20. round-trip flight with frontier airlines. outbound direct flight with frontier airlines departing from las vegas harry reid international on tue, nov 19, arriving in dallas fort worth international. inbound direct flight with frontier airlines departing from dallas fort worth international on wed, nov 20, arriving in las vegas harry reid international. price includes taxes and charges. from $35, select.