The average bus between SeaTac and Tigard takes 4h 7m and the fastest bus takes 3h 36m. The bus service runs several times per day from SeaTac to Tigard. 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 SeaTac and Tigard. The earliest departure is at 8:10 AM in the morning, and the last departure from SeaTac is at 7:35 PM which arrives into Tigard at 11:11 PM. All services require a transfer at Portland Curbside Bus Stop and take an average of 4h 7m. The schedules shown below are for the next available departures.

3h 56m • 1 change

4h 24m • 1 change

4h 13m • 1 change

3h 36m • 1 change

3h 56m • 1 change

4h 37m • 1 change

4h 13m • 1 change

3h 59m • 1 change

3h 56m • 1 change

4h 37m • 1 change

4h 13m • 1 change

3h 59m • 1 change
Want to know about travelling from SeaTac to Tigard? 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 Tigard. However, there are services departing from SeaTac station and arriving at Tigard station via Portland Curbside Bus Stop. The journey, including transfers, takes approximately 4h 7m.
SeaTac to Tigard bus services, operated by Flixbus USA, depart from Seattle Tacoma Intl Airport station.
SeaTac to Tigard bus services, operated by Flixbus USA, arrive at Portland Curbside Bus Stop station.
The distance between SeaTac and Tigard is 227.3 km. The road distance is 278 km.
Flixbus USA operates a bus from Seattle Tacoma Intl Airport to Portland Curbside Bus Stop 4 times a day. Tickets cost $21–35 and the journey takes 2h 45m.