The average bus between Costa Mesa and Riverside takes 3h 38m and the fastest bus takes 2h 45m. The bus service runs several times per day from Costa Mesa to Riverside. 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 3 hours between Costa Mesa and Riverside. The earliest departure is at 6:06 AM in the morning, and the last departure from Costa Mesa is at 9:12 PM which arrives into Riverside at 4:06 AM. All services require a transfer at Tustin-East Village Way and take an average of 3h 38m. The schedules shown below are for the next available departures.


3h 16m • 2 changes


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3h 10m • 2 changes
Arrives next day


6h 54m • 2 changes


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3h 29m • 2 changes


2h 50m • 2 changes


3h 13m • 2 changes


3h 11m • 2 changes


3h 29m • 2 changes


2h 50m • 2 changes


3h 13m • 2 changes


3h 11m • 2 changes


3h 29m • 2 changes


2h 50m • 2 changes


3h 13m • 2 changes


3h 11m • 2 changes


3h 29m • 2 changes
Want to know about travelling from Costa Mesa to Riverside? 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 Costa Mesa to Riverside. However, there are services departing from Costa Mesa station and arriving at Riverside station via Tustin-East Village Way. The journey, including transfers, takes approximately 3h 38m.
Costa Mesa to Riverside bus services, operated by OCTA, depart from Newport-Broadway station.
Costa Mesa to Riverside bus services, operated by OCTA, arrive at Galleria @ Tyler EB station.
The distance between Costa Mesa and Riverside is 59.5 km. The road distance is 80 km.
You can take a bus from Newport-Broadway to Magnolia + Sunnyside via Tustin-East Village Way, Village of Orange Zone 5, and Galleria @ Tyler EB in around 2h 57m.