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Sammamish to Portland buses

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Trip Overview

The average bus between Sammamish and Portland takes 4h 39m and the fastest bus takes 4h 4m. The bus 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.

4h 39m
Duration
190 mi
Distance
$38
Average price
4 times a day
Frequency

Line 545 bus, bus

best
  1. Take the bus from NE 76th St & 177th Pl NE to Airport Way S & S Royal Brougham Waybus bus 545
  2. Take the bus from Seattle Bus Station to Portland Curbside Bus Stopbus bus Greyhound US0500 / ...
4h 56m
$30–53

Sammamish to Portland bus times

Buses run 4 times a day between Sammamish and Portland. The earliest departure is at 6:47 AM in the morning, and the last departure from Sammamish is at 7:08 PM which arrives into Portland at 11:20 PM. All services require a transfer at Airport Way S & S Royal Brougham Way and take an average of 4h 39m. The schedules shown below are for the next available departures.

Departing Friday, October 30, 2026

  •  → 

    Sound TransitFlixbus USA4h 27m • 1 change

  •  → 

    Sound TransitGreyhound USA4h 12m • 1 change

  •  → 

    Sound TransitGreyhound USA5h 17m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 50m • 1 change
  • Show more

Departing Saturday, October 31, 2026

  •  → 

    Sound TransitFlixbus USA4h 18m • 1 change

  •  → 

    Sound TransitGreyhound USA4h 33m • 1 change

  •  → 

    Sound TransitGreyhound USA5h 9m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 44m • 1 change
  • Show more

Departing Sunday, November 1, 2026

  •  → 

    Sound TransitGreyhound USA4h 4m • 1 change

  •  → 

    Sound TransitGreyhound USA5h 10m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 45m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 23m • 1 change

Departing Monday, November 2, 2026

  •  → 

    Sound TransitGreyhound USA4h 12m • 1 change

  •  → 

    Sound TransitGreyhound USA5h 17m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 50m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 11m • 1 change

Departing Tuesday, November 3, 2026

  •  → 

    Sound TransitGreyhound USA4h 12m • 1 change

  •  → 

    Sound TransitGreyhound USA5h 17m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 50m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 11m • 1 change

Departing Wednesday, November 4, 2026

  •  → 

    Sound TransitGreyhound USA4h 12m • 1 change

  •  → 

    Sound TransitGreyhound USA5h 17m • 1 change

  •  → 

    Sound TransitFlixbus USA4h 50m • 1 change

Departing Thursday, November 5, 2026

  •  → 

    Sound TransitFlixbus USA4h 27m • 1 change

  •  → 

    Sound TransitGreyhound USA4h 37m • 1 change

  •  → 

    Sound TransitGreyhound USA5h 17m • 1 change

Frequently asked questions

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.

Map of how to get from Sammamish to Portland.ExpandLaunch map view
  • Distance: 190.2 mi
  • Duration: 4h 39m

What companies run services between Sammamish, WA, USA and Portland, OR, USA?

You can take a bus from NE 76th St & 177th Pl NE to Portland Curbside Bus Stop via Airport Way S & S Royal Brougham Way and Seattle Bus Station in around 4h 56m.

Operators