The average bus between SeaTac and Mukilteo takes 2h 45m and the fastest bus takes 2h 14m. There is a bus service every few hours from SeaTac to Mukilteo. 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 Mukilteo. The earliest departure is at 5:04 AM in the morning, and the last departure from SeaTac is at 9:33 PM which arrives into Mukilteo at 11:49 PM. All services require a transfer at Bellevue TC - Bay 7 and take an average of 2h 45m. The schedules shown below are for the next available departures.


3h 27m • 2 changes


3h 29m • 2 changes


3h 24m • 2 changes


3h 23m • 2 changes


2h 14m • 2 changes


2h 14m • 2 changes


2h 15m • 2 changes


2h 16m • 2 changes


2h 14m • 2 changes


2h 14m • 2 changes


2h 15m • 2 changes


2h 16m • 2 changes
Want to know about travelling from SeaTac to Mukilteo? 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 Mukilteo. However, there are services departing from SeaTac station and arriving at Mukilteo station via Bellevue TC - Bay 7. The journey, including transfers, takes approximately 2h 45m.
SeaTac to Mukilteo bus services, operated by Sound Transit, depart from SeaTac Station.
SeaTac to Mukilteo bus services, operated by Sound Transit, arrive at Hwy 525 & 5th St station.
The distance between SeaTac and Mukilteo is 55.2 km. The road distance is 81 km.
You can take a bus from SeaTac Station to Hwy 525 & 5th St via Bellevue TC - Bay 7, Bellevue Transit Center Bay 4, and Lynnwood City Center Station Bay B3 in around 2h 53m.