For the flights to Dallas, Frontier will compete with other options offered at least twice daily at Dulles by American Airlines Inc ... plans to add a nonstop flight to Harry Reid ...
A recent survey found that many passengers are delaying or canceling trips over safety concerns sparked by recent plane accidents.
Dulles’s role as a hub for United and Reagan National’s role as a hub for American Airlines contributed to the large numbers last year.
United's 737-800 fleet operates on various routes from Dulles, with San Francisco being the longest route at 2,419 miles.