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SeaTac to Seaside buses

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Trip Overview

The average bus between SeaTac and Seaside takes 13h 32m and the fastest bus takes 8h 48m. The bus service runs several times per day from SeaTac to Seaside. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

13h 32m
Duration
255 mi
Distance
$60
Average price
Twice daily
Frequency

SeaTac to Seaside bus times

Buses run twice daily between SeaTac and Seaside. The earliest departure is at 11:35 AM in the morning, and the last departure from SeaTac is at 4:50 PM which arrives into Seaside at 11:07 AM. All services require a transfer at Portland Curbside Bus Stop and take an average of 13h 32m. The schedules shown below are for the next available departures.

Departing Friday, November 6, 2026

  •  → 

    Arrives next day

    Flixbus USAPoint18h 17m • 1 change

Departing Saturday, November 7, 2026

  •  → 

    Greyhound USAPoint8h 48m • 1 change
  •  → 

    Arrives next day

    Flixbus USAPoint18h 17m • 1 change

Departing Sunday, November 8, 2026

  •  → 

    Greyhound USAPoint8h 48m • 1 change
  •  → 

    Arrives next day

    Flixbus USAPoint18h 17m • 1 change

Departing Monday, November 9, 2026

  •  → 

    Greyhound USAPoint8h 48m • 1 change
  •  → 

    Arrives next day

    Flixbus USAPoint18h 17m • 1 change

Departing Tuesday, November 10, 2026

  •  → 

    Greyhound USAPoint8h 48m • 1 change
  •  → 

    Arrives next day

    Flixbus USAPoint18h 17m • 1 change

Departing Wednesday, November 11, 2026

  •  → 

    Greyhound USAPoint8h 48m • 1 change
  •  → 

    Arrives next day

    Flixbus USAPoint18h 17m • 1 change

Departing Thursday, November 12, 2026

  •  → 

    Greyhound USAPoint8h 48m • 1 change
  •  → 

    Arrives next day

    Flixbus USAPoint18h 17m • 1 change

Departing Friday, November 13, 2026

  •  → 

    Greyhound USAPoint8h 48m • 1 change

Frequently asked questions

Want to know about travelling from SeaTac to Seaside? 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 SeaTac to Seaside.ExpandLaunch map view
  • Distance: 255.2 mi
  • Duration: 13h 32m

What companies run services between SeaTac, WA, USA and Seaside, OR, USA?

You can take a bus from Seattle Tacoma Intl Airport to Seaside Youth Hostel via Portland Curbside Bus Stop and Portland Amtrak Station in around 6h 38m.

Operators