Originally Posted by
cerealmarketer
Frederick / NW Maryland is an hour from both Dulles and BWI with no city center to cross through on the way to Dulles.
No city center to cross enroute Dulles, but a large portion of the drive is on US 15, a notoriously crowded 2 lane highway. On a good day that drive is 50 minutes, and easily over an hour most other times.