Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
FlixBus + Greyhound | Bus | Portsmouth | Union Station | No tags | ||||
 | Bus | Portsmouth | Springfield Bus Stop, VA | No tags | ||||
Greyhound + FlixBus | Bus | Portsmouth | Bethesda - 4550 Montgomery Ave | No tags | ||||
| Bus | Portsmouth | Union Station | No tags | ||||
| Bus | Portsmouth | Union Station | No tags |
Get from Portsmouth to Washington
The journey takes about 14 hours 30 minutes, and with fares starting at just $119, it presents an excellent value for a comfortable ride.
Compare bus companies
Based on 87515 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the temperature but often complained with the WiFi. Greyhound ticket prices on this trip start at $119
Frequently asked questions about travelling from Portsmouth, NH, US to Washington, DC, US by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Portsmouth to Washington?
The cheapest bus tickets from Portsmouth to Washington start from $119. The average price for this route is around $167. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Portsmouth to Washington?
The average bus travel time from Portsmouth to Washington is 14h 30m, covering a distance of 701 km. The quickest bus can get you there in 12h 30m and is operated by Greyhound.
Which bus companies service the Portsmouth to Washington route?
Several major bus companies operate on this route with 3 buses available per day.
What are the earliest and latest departure times for the bus from Portsmouth to Washington?
The earliest bus departs from Portsmouth to Washington at 2:50pm. And the latest bus departs at 2:50pm.
What are the CO₂ emissions for the bus trip from Portsmouth to Washington?
A bus trip from Portsmouth to Washington generates an estimated 18 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Portsmouth, NH, US to Washington, DC, US was searched and found on Jan 17, 2026 with a price of $109To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Portsmouth, NH, US to Washington, DC, US, as early as possible.
