The average bus between Seattle Convention Center and Portland takes 3h 51m and the fastest bus takes 3h 18m. The bus service runs several times per day from Seattle Convention Center 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 5 times a day between Seattle Convention Center and Portland. The earliest departure is at 7:23 AM in the morning, and the last departure from Seattle Convention Center is at 10:17 PM which arrives into Portland at 1:35 AM. All services require a transfer at Stewart St & 9th Ave and take an average of 3h 51m. The schedules shown below are for the next available departures.

3h 45m • 1 change

4h 24m • 1 change

4h 1m • 1 change

3h 35m • 1 change

3h 45m • 1 change

4h 25m • 1 change

4h 6m • 1 change

3h 33m • 1 change

3h 51m • 1 change

4h 30m • 1 change

4h 6m • 1 change

3h 32m • 1 change

3h 51m • 1 change

4h 30m • 1 change

4h 6m • 1 change

3h 32m • 1 change

3h 51m • 1 change

4h 30m • 1 change

4h 6m • 1 change

3h 32m • 1 change
Want to know about travelling from Seattle Convention Center 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 Seattle Convention Center to Portland. However, there are services departing from Seattle Convention Center station and arriving at Portland station via Portland Curbside Bus Stop. The journey, including transfers, takes approximately 3h 51m.
Seattle Convention Center to Portland bus services, operated by Sound Transit, depart from Seattle Bus Station.
Seattle Convention Center to Portland bus services, operated by Sound Transit, arrive at Portland Curbside Bus Stop station.
The distance between Seattle Convention Center and Portland is 233.7 km. The road distance is 285 km.
Flixbus USA operates a bus from Seattle Bus Station to Portland Curbside Bus Stop 4 times a day. Tickets cost $23–40 and the journey takes 3h 15m. Greyhound USA also services this route once daily.