1 If you are an undergraduate student, you're paid by the hour. 2  If you are a graduate or professional student, you're paid by the hour or by salary, depending on the work you do.  Your school must pay you at least once a month.
IAD Airport is located within both communities of Chantilly and Dulles, Virginia, but is 26 miles west of the central business district of Washington, D.C.
The airport is connected to the regionâs highway system via an Authority-operated, 16-mile Airport Access Highway dedicated to airport users. A 23-mile expansion of the region's Metrorail system is planned to reach Dulles in 2018.