SolanoExpress is managed by the Solano Transportation Authority and provides express intercity bus service throughout Solano County.  Individual routes are operated by Fairfield and Suisun Transit (FAST) and Solano County Transit (SolTrans).


Convenience: SolanoExpress offers high-frequency peak service at morning and evening commute hours. Our routes serve BART, SF Bay Ferry and Amtrak. Our buses use the HOV lanes to avoid congestion as much as possible.

Cost: SolanoExpress fares make it an affordable alternative to driving. You can pay your fare with Clipper for even easier access!

Comfort: Our buses are spacious and comfortable to ensure a relaxing ride. Take the stress out of your commute—  do some work, listen to music or just sit back and enjoy the ride.

Want to learn more? Call our Solano Mobility Call Center today at: 800-535-6883.


Solano Express


Effective: October 4, 2021  New “2 FOR 1” Transit Pass Incentives

To welcome back existing riders and to encourage new riders to try one or more of the four SolanoExpress routes, the STA is offering through its Solano Mobility Program Call Center a 2 For 1 incentive. Beginning on October 4th, anyone working or living in Solano County is eligible and the 2 For 1 deal is available for all four SolanoExpress Lines (Blue, Green Express, Red, and Yellow). Just buy 1 monthly or daily pass, and your 2nd pass is FREE. This is a limited-time offer and some restrictions apply. Please visit or call 800-535-6683 for more information or to sign up.


Effective August 1, 2021:

New Blue Line Route B

  • Sacramento to Walnut Creek BART, stops in Fairfield, Vacaville, Dixon, and UC Davis

New Green Express Line Route GX

  • Suisun City/Fairfield to El Cerrito Del Norte BART

New Red Line Route R

  • Suisun City to El Cerrito Del Norte BART, stops in Fairfield and Vallejo

New Yellow Line Route Y

  • Vallejo to Walnut Creek BART, stops in Benicia and limited Sun Valley Mall area

Walnut Creek Stop Details


  • All SolanoExpress routes will require passengers to wear facial coverings.
  • Fare collection on all SolanoExpress routes will resume. For reference, the SolanoExpress fares can be found below.

If you have questions or need more information, please contact Brandon Thomson, STA Transit Mobility Coordinator, at