Route 401 provides local Northbound service between Franconia-Springfield Metro / VRE Station and Tysons West*Park Transit Station. The route travels primarily along the Gallows Road and Backlick Road corridors.

Popular locations along the route include:

• Springfield CBC Commuter Garage
• Inova Fairfax Hospital
• Mosaic District
• Dunn Loring Metro Station
• Tysons Metro Station

An accessible version of the full timetable is provided in the tabs below.