The average bus between SeaTac and Lacey takes 2h 4m and the fastest bus takes 1h 40m. There is a bus service every few hours from SeaTac to Lacey. 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 2 hours between SeaTac and Lacey. The earliest departure is at 5:33 AM in the morning, and the last departure from SeaTac is at 7:33 PM which arrives into Lacey at 9:44 PM. All services require a transfer, and take on average 2h 4m. The schedules shown below are for the next available departures.

1h 53m • 1 change

1h 52m • 1 change

2h 5m • 1 change

2h 2m • 1 change

1h 51m • 1 change

1h 51m • 1 change

1h 51m • 1 change

1h 53m • 1 change

1h 49m • 1 change

2h 19m • 1 change

1h 49m • 1 change

2h 19m • 1 change

1h 47m • 1 change

1h 47m • 1 change

2h 7m • 1 change

2h 12m • 1 change

1h 51m • 1 change

1h 51m • 1 change

1h 51m • 1 change

1h 53m • 1 change
Want to know about travelling from SeaTac to Lacey? 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 Lacey. However, there are services departing from SeaTac station and arriving at Lacey station via SR 512 P&R - Zone H. The journey, including transfers, takes approximately 2h 4m.
SeaTac to Lacey bus services, operated by Sound Transit, depart from SeaTac Station.
SeaTac to Lacey bus services, operated by Sound Transit, arrive at College St at Martin Way station.
The distance between SeaTac and Lacey is 61.1 km. The road distance is 83 km.
You can take a bus from SeaTac Station to College St at Martin Way via SR512 Park & Ride - Zone G in around 2h 37m.