The average bus between Seattle and Clackamas takes 7h 10m and the fastest bus takes 5h 12m. The bus service runs several times per day from Seattle to Clackamas. 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 4 times a day between Seattle and Clackamas. The earliest departure is at 7:40 AM in the morning, and the last departure from Seattle is at 9:15 PM which arrives into Clackamas at 7:18 AM. All services require a transfer at Portland Curbside Bus Stop and take an average of 7h 10m. The schedules shown below are for the next available departures.


6h 11m • 2 changes

5h 12m • 2 changesArrives next day


10h 31m • 2 changes

5h 23m • 2 changes

6h 11m • 2 changes

5h 12m • 2 changesArrives next day


10h 28m • 2 changes

5h 19m • 2 changes

6h 4m • 2 changes

5h 52m • 2 changesArrives next day


10h 28m • 2 changes

5h 19m • 2 changes

6h 4m • 2 changes

5h 52m • 2 changesArrives next day


10h 28m • 2 changes

5h 19m • 2 changes

6h 4m • 2 changes

5h 52m • 2 changesArrives next day


10h 3m • 2 changesWant to know about travelling from Seattle to Clackamas? 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 Seattle to Clackamas. However, there are services departing from Seattle station and arriving at Clackamas station via Portland Curbside Bus Stop. The journey, including transfers, takes approximately 7h 10m.
Seattle to Clackamas bus services, operated by Greyhound USA, depart from Seattle Bus Station.
Seattle to Clackamas bus services, operated by Greyhound USA, arrive at Portland Curbside Bus Stop station.
The distance between Seattle and Clackamas is 244.3 km. The road distance is 314 km.
Flixbus USA operates a bus from Seattle Bus Station to Portland Curbside Bus Stop 3 times a day. Tickets cost $24–40 and the journey takes 3h 35m. Greyhound USA also services this route twice daily.