The average bus between Black Diamond and Portland takes 5h 35m and the fastest bus takes 5h 30m. The bus service runs several times per day from Black Diamond to Portland. 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 twice daily between Black Diamond and Portland. The earliest departure is at 1:50 PM in the afternoon, and the last departure from Black Diamond is at 4:50 PM which arrives into Portland at 10:20 PM. All services require a transfer at Renton Transit Center - Bay 6 and take an average of 5h 35m. The schedules shown below are for the next available departures.
Want to know about travelling from Black Diamond to Portland? 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 Black Diamond to Portland. However, there are services departing from Black Diamond station and arriving at Portland station via Portland Curbside Bus Stop. The journey, including transfers, takes approximately 5h 35m.
Black Diamond to Portland bus services, operated by King County Metro, depart from Seattle Tacoma Intl Airport station.
Black Diamond to Portland bus services, operated by King County Metro, arrive at Portland Curbside Bus Stop station.
The distance between Black Diamond and Portland is 205.1 km. The road distance is 302 km.
Flixbus USA operates a bus from Seattle Tacoma Intl Airport to Portland Curbside Bus Stop 4 times a day. Tickets cost $21–35 and the journey takes 2h 45m.
