The average train between Gaithersburg and Dulles takes 1h 27m and the fastest train takes 1h 22m. The train runs at least 5 times per hour from Gaithersburg to Dulles. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 15 minutes between Gaithersburg and Dulles. The earliest departure is at 10:03 AM in the morning, and the last departure from Gaithersburg is at 6:53 PM which arrives into Dulles at 8:17 PM. All services require a transfer at Farragut North, Red Line Center Platform and take an average of 1h 27m. The schedules shown below are for the next available departures.

1h 26m • 1 change

1h 26m • 1 change

1h 26m • 1 change

1h 26m • 1 change
Want to know about travelling from Gaithersburg to Dulles? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Gaithersburg to Dulles. However, there are services departing from Gaithersburg station and arriving at Dulles station via Farragut North, Red Line Center Platform. The journey, including transfers, takes approximately 1h 27m.
Gaithersburg to Dulles train services, operated by Washington Metropolitan Area Transit Authority, depart from Shady Grove, Red Line Center Platform station.
Gaithersburg to Dulles train services, operated by Washington Metropolitan Area Transit Authority, arrive at Washington Dulles International Airport, Silver Line Center Platform station.
The distance between Gaithersburg and Dulles is 30.1 km. The road distance is 69 km.
You can take a subway from Shady Grove, Red Line Center Platform to Washington Dulles International Airport, Silver Line Center Platform via Farragut North, Red Line Center Platform and Farragut West, Blue/Orange/Silver Line Track 2 Platform in around 1h 25m.