The average bus between Hillsboro and SeaTac takes 6h 15m and the fastest bus takes 4h 35m. The bus service runs several times per day from Hillsboro to SeaTac. 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 4 times a day between Hillsboro and SeaTac. The earliest departure is at 7:15 AM in the morning, and the last departure from Hillsboro is at 11:30 PM which arrives into SeaTac at 9:35 AM. All services require a transfer at Sunset Transit Center and take an average of 6h 15m. The schedules shown below are for the next available departures.


4h 55m • 2 changes


4h 35m • 2 changes
Arrives next day


10h 5m • 2 changes


4h 55m • 2 changes


4h 35m • 2 changes
Arrives next day


10h 5m • 2 changes


4h 55m • 2 changes


5h 5m • 2 changes


4h 35m • 2 changes
Arrives next day


10h 5m • 2 changes


4h 55m • 2 changes


5h 5m • 2 changes


4h 35m • 2 changes
Arrives next day


10h 5m • 2 changes


4h 46m • 2 changes


4h 50m • 2 changes


4h 35m • 2 changes
Arrives next day


10h 5m • 2 changes
Want to know about travelling from Hillsboro to SeaTac? 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 Hillsboro to SeaTac. However, there are services departing from Hillsboro station and arriving at SeaTac station via Seattle Tacoma Intl Airport. The journey, including transfers, takes approximately 6h 15m.
Hillsboro to SeaTac bus services, operated by Portland TriMet, depart from Portland Curbside Bus Stop station.
Hillsboro to SeaTac bus services, operated by Portland TriMet, arrive at Seattle Tacoma Intl Airport station.
The distance between Hillsboro and SeaTac is 220.7 km. The road distance is 292 km.
Flixbus USA operates a bus from Portland Curbside Bus Stop to Seattle Tacoma Intl Airport 3 times a day. Tickets cost $25–45 and the journey takes 3h 10m. Greyhound USA also services this route once daily.