The average bus between Mercer Island and Factoria takes 25 min and the fastest bus takes 15 min. There is a bus service every few hours from Mercer Island to Factoria. 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 Mercer Island and Factoria. The earliest departure is at 6:02 AM in the morning, and the last departure from Mercer Island is at 6:37 PM which arrives into Factoria at 7:04 PM. All services require a transfer at N Mercer Way & 80th Ave SE - Bay 1 and take an average of 25 min. The schedules shown below are for the next available departures.

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15 min • 1 change

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32 min • 1 change

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Want to know about travelling from Mercer Island to Factoria? 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 Mercer Island to Factoria. However, there are services departing from Mercer Island station and arriving at Factoria station via N Mercer Way & 80th Ave SE - Bay 1. The journey, including transfers, takes approximately 25 min.
Mercer Island to Factoria bus services, operated by King County Metro, depart from 86th Ave SE & SE 42nd St station.
Mercer Island to Factoria bus services, operated by King County Metro, arrive at I-90 Expressway Ramp & 142nd Pl SE - Bay 4 station.
The distance between Mercer Island and Factoria is 4.3 km. The road distance is 10 km.
You can take a bus from 86th Ave SE & SE 42nd St to I-90 Expressway Ramp & 142nd Pl SE - Bay 4 via N Mercer Way & 80th Ave SE - Bay 1 and N Mercer Way & 80th Ave SE - Bay 2 in around 30 min.