The average bus between SeaTac and Eastgate takes 1h 22m and the fastest bus takes 1h 1m. There is an hourly bus service from SeaTac to Eastgate. 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 hourly between SeaTac and Eastgate. The earliest departure is at 5:39 AM in the morning, and the last departure from SeaTac is at 11:38 PM which arrives into Eastgate at 5:13 AM. All services require a transfer, and take on average 1h 22m. The schedules shown below are for the next available departures.

1h 8m • 1 change

1h 8m • 1 change

1h 17m • 1 change

1h 18m • 1 change

1h 3m • 1 change

1h 4m • 1 change

1h 4m • 1 change

1h 4m • 1 change

1h 3m • 1 change

1h 2m • 1 change

1h 4m • 1 change

1h 3m • 1 change
Want to know about travelling from SeaTac to Eastgate? 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 SeaTac to Eastgate. However, there are services departing from SeaTac station and arriving at Eastgate station via Bellevue TC - Bay 7. The journey, including transfers, takes approximately 1h 22m.
SeaTac to Eastgate bus services, operated by Sound Transit, depart from SeaTac Station.
SeaTac to Eastgate bus services, operated by Sound Transit, arrive at I-90 Expressway Ramp & 142nd Pl SE - Bay 4 station.
The distance between SeaTac and Eastgate is 18.2 km. The road distance is 35 km.
You can take a bus from SeaTac Station to I-90 Expressway Ramp & 142nd Pl SE - Bay 4 via Bellevue Transit Center - Bay 5 in around 1h 9m.