The average bus between Mountainside and Washington takes 6h 9m and the fastest bus takes 5h 16m. The bus service runs several times per day from Mountainside to Washington. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 3 hours between Mountainside and Washington. The earliest departure is at 5:23 AM in the morning, and the last departure from Mountainside is at 11:47 PM which arrives into Washington at 6:50 AM. All services require a transfer, and take on average 6h 9m. The schedules shown below are for the next available departures.

6h 56m • 1 change

5h 41m • 1 change

6h 56m • 1 change

5h 45m • 1 change

6h 7m • 1 change

6h 56m • 1 change

5h 41m • 1 change

6h 56m • 1 change

6h 7m • 1 change

5h 34m • 1 change

6h 56m • 1 change

5h 41m • 1 change

5h 36m • 1 change

7h 4m • 1 change

5h 49m • 1 change

7h 10m • 1 change

5h 44m • 1 change

7h 14m • 1 change

5h 59m • 1 change

6h 9m • 1 change
Want to know about travelling from Mountainside to Washington? 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 bus from Mountainside to Washington. However, there are services departing from Mountainside station and arriving at Washington station via Washington Union Station station. The journey, including transfers, takes approximately 6h 9m.
Mountainside to Washington bus services, operated by NJ Transit, depart from Newark Penn Station.
Mountainside to Washington bus services, operated by NJ Transit, arrive at Washington Union Station.
The distance between Mountainside and Washington is 302.4 km. The road distance is 372 km.
Greyhound USA operates a bus from Newark Penn Station to Washington Union Station every 4 hours. Tickets cost $35–70 and the journey takes 4h 10m. Flixbus USA also services this route every 4 hours.