The average train between Sammamish and Portland takes 4h 10m and the fastest train takes 4h 3m. The train service runs several times per day from Sammamish 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.
Trains run every 4 hours between Sammamish and Portland. The earliest departure is at 6:30 AM in the morning, and the last departure from Sammamish is at 7:12 PM which arrives into Portland at 11:15 PM. All services require a transfer at Int'l Dist/Chinatown and take an average of 4h 10m. The schedules shown below are for the next available departures.

4h 3m • 1 change

4h 8m • 1 change

4h 43m • 1 change

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4h 38m • 1 change

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4h 8m • 1 change
Want to know about travelling from Sammamish 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 train from Sammamish to Portland. However, there are services departing from Sammamish station and arriving at Portland station via Portland. The journey, including transfers, takes approximately 4h 10m.
Sammamish to Portland train services, operated by Sound Transit, depart from Seattle station.
Sammamish to Portland train services, operated by Sound Transit, arrive at Portland station.
The distance between Sammamish and Portland is 239.9 km. The road distance is 306 km.
Amtrak operates a train from Seattle to Portland every 4 hours. Tickets cost $55–120 and the journey takes 3h 25m.