Frontier Airlines is adding a flight to Las Vegas with fares starting as low as $19 for a limited time. Here's when to fly ...
In addition to the two new overnight flights to Baltimore and Orlando, Southwest introduced service to Reagan National ...
The Las Vegas route would be Frontier's fourth at Dulles since the carrier returned to the airport last fall as part of a broader national expansion. Flights will depart IAD via an Airbus A320neo ...