United, like many other airlines, decided to upgauge. It rapidly increased gauge at Dulles peaking at nearly 115 seats per departure in summer 2017, well above the mid-80 to mid-90 range it had been ...

It is named after John Foster Dulles, Secretary of State under Dwight D. Eisenhower. The Dulles main terminal is a well-known landmark designed by Eero Saarinen.

Second place is the trek from the main terminal, passing Concourses A and B, to the end of Concourses C and D at Washington Dulles International Airport. This particular trek clocks in at about 1. ...