The average bus between Seattle Airport (SEA) and Interbay takes 1h 3m and the fastest bus takes 54 min. The bus service runs several times per day from Seattle Airport (SEA) to Interbay. 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 every 4 hours between Seattle Airport (SEA) and Interbay. The earliest departure is at 12:26 AM at night, and the last departure from Seattle Airport (SEA) is at 5:26 AM which arrives into Interbay at 6:21 AM. All services require a transfer at 3rd Ave & Pine St and take an average of 1h 3m. The schedules shown below are for the next available departures.

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59 min • 1 changeWant to know about travelling from Seattle Airport (SEA) to Interbay? 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 Airport (SEA) to Interbay. However, there are services departing from Seattle Airport (SEA) station and arriving at Interbay station via 3rd Ave & Pine St. The journey, including transfers, takes approximately 1h 3m.
Seattle Airport (SEA) to Interbay bus services, operated by Sound Transit, depart from SeaTac Station.
Seattle Airport (SEA) to Interbay bus services, operated by Sound Transit, arrive at 15th Ave W & W Wheeler St station.
The distance between Seattle Airport (SEA) and Interbay is 22.6 km. The road distance is 27 km.
You can take a bus from SeaTac Station to 15th Ave W & W Wheeler St via 3rd Ave & Pine St and 3rd Ave & Pike St in around 57 min.