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Millbrae to Petaluma buses

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Trip Overview

The average bus between Millbrae and Petaluma takes 2h 1m and the fastest bus takes 1h 45m. There is a bus service every few hours from Millbrae to Petaluma. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 1m
Duration
56 mi
Distance
$52
Average price
Hourly
Frequency

Bus

best
  1. Take the bus from San Francisco Airport to Petalumabus bus Sonoma County Airport
2h 29m
$27–57

Millbrae to Petaluma bus times

Buses run hourly between Millbrae and Petaluma. The earliest departure is at 12:03 AM at night, and the last departure from Millbrae is at 11:38 PM which arrives into Petaluma at 2:00 AM. All services require a transfer at SFO Airport Terminal 2-Lower Level and take an average of 2h 1m. The schedules shown below are for the next available departures.

Departing Saturday, October 10, 2026

  •  → 

    SamTransGroome Transportation1h 57m • 1 change

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    SamTransGroome Transportation2h 25m • 1 change

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    SamTransGroome Transportation2h 25m • 1 change

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    SamTransGroome Transportation1h 55m • 1 change
  • Show more

Departing Sunday, October 11, 2026

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    SamTransGroome Transportation2h 25m • 1 change

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    SamTransGroome Transportation2h 25m • 1 change

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    SamTransGroome Transportation2h 25m • 1 change

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    SamTransGroome Transportation1h 51m • 1 change
  • Show more

Departing Monday, October 12, 2026

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    SamTransGroome Transportation1h 58m • 1 change

  •  → 

    SamTransGroome Transportation1h 58m • 1 change

  •  → 

    SamTransGroome Transportation1h 57m • 1 change

  •  → 

    SamTransGroome Transportation1h 55m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Millbrae to Petaluma? 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 Millbrae to Petaluma.ExpandLaunch map view
  • Distance: 55.7 mi
  • Duration: 2h 1m

What companies run services between Millbrae, CA, USA and Petaluma, CA, USA?

Groome Transportation operates a bus from San Francisco Airport to Petaluma hourly. Tickets cost $25–55 and the journey takes 1h 30m.

Operators