Rome2Rio

Downtown Seattle to Mercer Island buses

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Trip Overview

The average bus between Downtown Seattle and Mercer Island takes 30 min and the fastest bus takes 28 min. The bus service runs several times per day from Downtown Seattle to Mercer Island. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

30 min
Duration
7 mi
Distance
$3
Average price
4 times a day
Frequency

Downtown Seattle to Mercer Island bus times

Buses run 4 times a day between Downtown Seattle and Mercer Island. The earliest departure is at 4:03 PM in the afternoon, and the last departure from Downtown Seattle is at 6:32 PM which arrives into Mercer Island at 7:00 PM. All services run direct with no transfers required, and take on average 30 min. The schedules shown below are for the next available departures.

Departing Thursday, November 12, 2026

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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 30 min • Direct
  • Show more

Departing Friday, November 13, 2026

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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 30 min • Direct
  • Show more

Departing Monday, November 16, 2026

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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 30 min • Direct
  • Show more

Departing Tuesday, November 17, 2026

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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 30 min • Direct
  • Show more

Departing Wednesday, November 18, 2026

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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
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    bus bus 31 min • Direct
  •  → 

    bus bus 30 min • Direct
  • Show more

Frequently asked questions

Want to know about travelling from Downtown Seattle to Mercer Island? 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.

Map of how to get from Downtown Seattle to Mercer Island.ExpandLaunch map view
  • Distance: 7.3 mi
  • Duration: 30 min

What companies run services between Downtown Seattle, WA, USA and Mercer Island, WA, USA?

King County Metro operates a bus from 9th Ave & Spring St to 86th Ave SE & SE 42nd St 4 times a day. Tickets cost $3 and the journey takes 30 min.

Operators