The average bus between Seattle-Tacoma International Airport and Mukilteo takes 2h 51m and the fastest bus takes 2h 15m. There is an hourly bus service from Seattle-Tacoma International Airport 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 Seattle-Tacoma International Airport and Mukilteo. The earliest departure is at 5:03 AM in the morning, and the last departure from Seattle-Tacoma International Airport is at 9:32 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 51m. The schedules shown below are for the next available departures.


2h 59m • 2 changes


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2h 18m • 2 changes
Want to know about travelling from Seattle-Tacoma International Airport 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 Seattle-Tacoma International Airport to Mukilteo. However, there are services departing from Seattle-Tacoma International Airport station and arriving at Mukilteo station via Bellevue TC - Bay 7. The journey, including transfers, takes approximately 2h 51m.
Seattle-Tacoma International Airport to Mukilteo bus services, operated by Sound Transit, depart from SeaTac Airport Terminal - Bay 2 station.
Seattle-Tacoma International Airport to Mukilteo bus services, operated by Sound Transit, arrive at Hwy 525 & 5th St station.
The distance between Seattle-Tacoma International Airport and Mukilteo is 55.9 km. The road distance is 85 km.
You can take a bus from SeaTac Airport Terminal - Bay 2 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 51m.