The average bus between Issaquah and Black Diamond takes 2h 8m and the fastest bus takes 1h 58m. The bus service runs several times per day from Issaquah to Black Diamond. 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 4 hours between Issaquah and Black Diamond. The earliest departure is at 7:22 AM in the morning, and the last departure from Issaquah is at 2:09 PM which arrives into Black Diamond at 4:27 PM. All services require a transfer at Bellevue Transit Center - Bay 12 and take an average of 2h 8m. The schedules shown below are for the next available departures.


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2h • 2 changesWant to know about travelling from Issaquah to Black Diamond? 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 Issaquah to Black Diamond. However, there are services departing from Issaquah station and arriving at Black Diamond station via Bellevue Transit Center - Bay 12. The journey, including transfers, takes approximately 2h 8m.
Issaquah to Black Diamond bus services, operated by Sound Transit, depart from E Sunset Way & 1st Ave NE station.
Issaquah to Black Diamond bus services, operated by Sound Transit, arrive at Baker St & 3rd Ave station.
The distance between Issaquah and Black Diamond is 24.8 km. The road distance is 67 km.
You can take a bus from E Sunset Way & 1st Ave NE to Baker St & 3rd Ave via Bellevue Transit Center - Bay 12, Bellevue TC - Bay 6, Renton TC - Bay 4, and Renton Transit Center - Bay 6 in around 3h 5m.