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Routes & Schedules

Find all the information, maps and schedules for our fixed route service.

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Fares & Passes

Exact fare not required on fixed route buses. Farebox on fixed route buses can issue credit tickets for overpayment.

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Apps & Tools for Riding

There’s an app for that! Tri Delta Transit recommends several mobile apps for ease of travel and a great rider experience.

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Exact fare recommended, but not required, on fixed route buses. Farebox on fixed route buses can issue credit tickets for overpayment.
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Tri MyRide is an on-demand, corner-to-corner, shared shuttle service. Take trips that start and end anywhere within the service area. Get started by downloading the app available on Apple and Andriod.
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If you are 65 years of age or older, and unable to ride a fixed route bus, you are eligible for Tri Delta Transit’s Senior (Age 65+) paratransit transportation.
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Eligibility is determined on a case-by-case basis in accordance with the Americans with Disabilities Act (ADA).

Find out what's new at Tri Delta Transit

Scroll here and/or click the ad for important information, announcements, programs, and more!

News

Tri Delta Transit is hiring for a Customer Service & Marketing Associate. May 30, 2025

Tri Delta Transit is looking for an ideal candidate to join one of the most exciting transit departments in the agency. Associate degree is preferred. Spanish is a plus. Includes…
Youth Ride Free June + July 2025 May 29, 2025

Tri Delta Transit is excited to announce we’re joining County Connection and WestCAT on the Youth Ride Free Pilot Program for Contra Costa County. Tri Delta Transit is offering fare-free rides on…
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Be on the road to a great new career today! Click here for our current available positions.

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ECCTA allows for bid/proposal submission through BidExpress. Vendors must register with BidExpress before participating. Registration for ECCTA solicitations is free.

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Tri Delta Transit loves our riders and the communities we serve. Visit our store to purchase Tri Delta Transit and community gear. It’s fun.

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Brentwood`s 2nd Annual Juneteenth Celebration
Join the community to commemorate Juneteenth with live entertainment and activities.
📅 Thursday, June 19
🕓 4:00 PM – 8:00 PM
📍 City Park, 790 Second Street, Brentwood
Take Route 384
💳 Plan your trip at TriDeltaTransit.com or on the @transit.app

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Brentwood's 2nd Annual Juneteenth Celebration Join the community to commemorate Juneteenth with live entertainment and activities. 📅 Thursday, June 19 🕓 4:00 PM – 8:00 PM 📍 City Park, 790 Second Street, Brentwood Take Route 384 💳 Plan your trip at TriDeltaTransit.com or on the @transit.app

Brentwood`s 2nd Annual Juneteenth Celebration
Join the community to commemorate Juneteenth with live entertainment and activities.
📅 Thursday, June 19
🕓 4:00 PM – 8:00 PM
📍 City Park, 790 Second Street, Brentwood
Take Route 384
💳 Plan your trip at TriDeltaTransit.com or on the @transit.app ...

Juneteenth: A Freedom Celebration
Celebrate freedom, culture, and community with live performances, music, food, and activities for all ages
📅 Thursday, June 19
🕓 4:00 PM – 8:00 PM
📍 Williamson Ranch Park, Antioch
Take Route 388 or 391
💳 Plan your trip at TriDeltaTransit.com or on the @transit.app

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Juneteenth: A Freedom Celebration Celebrate freedom, culture, and community with live performances, music, food, and activities for all ages 📅 Thursday, June 19 🕓 4:00 PM – 8:00 PM 📍 Williamson Ranch Park, Antioch Take Route 388 or 391 💳 Plan your trip at TriDeltaTransit.com or on the @transit.app

Juneteenth: A Freedom Celebration
Celebrate freedom, culture, and community with live performances, music, food, and activities for all ages
📅 Thursday, June 19
🕓 4:00 PM – 8:00 PM
📍 Williamson Ranch Park, Antioch
Take Route 388 or 391
💳 Plan your trip at TriDeltaTransit.com or on the @transit.app ...

YOUTH RIDE FREE: Now through July 31st, passengers 18 and under can ride any fixed route or express Tri Delta Transit bus for FREE. No need to show ID, just get on and go. Learn more at trideltatransit.com. (Link in bio)

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YOUTH RIDE FREE: Now through July 31st, passengers 18 and under can ride any fixed route or express Tri Delta Transit bus for FREE. No need to show ID, just get on and go. Learn more at trideltatransit.com. (Link in bio)

YOUTH RIDE FREE: Now through July 31st, passengers 18 and under can ride any fixed route or express Tri Delta Transit bus for FREE. No need to show ID, just get on and go. Learn more at trideltatransit.com. (Link in bio) ...

Tri Delta Transit had so much fun at the Pittsburg Library Touch a Truck event today. We talked to many families about our Kids Ride Free pilot program where 0-18 ride fixed or express buses free in June and July. We also told riders about our major system change August 10th. What fun we had.

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Tri Delta Transit had so much fun at the Pittsburg Library Touch a Truck event today. We talked to many families about our Kids Ride Free pilot program where 0-18 ride fixed or express buses free in June and July. We also told riders about our major system change August 10th. What fun we had.

Tri Delta Transit had so much fun at the Pittsburg Library Touch a Truck event today. We talked to many families about our Kids Ride Free pilot program where 0-18 ride fixed or express buses free in June and July. We also told riders about our major system change August 10th. What fun we had. ...