The average bus between Costa Mesa and Rancho Santa Margarita takes 1h 58m and the fastest bus takes 1h 6m. The bus service runs several times per day from Costa Mesa to Rancho Santa Margarita. 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 twice daily between Costa Mesa and Rancho Santa Margarita. The earliest departure is at 11:25 AM in the morning, and the last departure from Costa Mesa is at 11:25 PM which arrives into Rancho Santa Margarita at 5:57 AM. All services require a transfer at Laguna Hills Trans Ctr Dock 9 and take an average of 1h 58m. The schedules shown below are for the next available departures.

1h 25m • 1 change

1h 40m • 1 change

1h 40m • 1 change

1h 40m • 1 change
Want to know about travelling from Costa Mesa to Rancho Santa Margarita? 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 Rancho Santa Margarita. However, there are services departing from Costa Mesa station and arriving at Rancho Santa Margarita station via Laguna Hills Trans Ctr Dock 9. The journey, including transfers, takes approximately 1h 58m.
Costa Mesa to Rancho Santa Margarita bus services, operated by OCTA, depart from Oc Fair-Yellow Gate station.
Costa Mesa to Rancho Santa Margarita bus services, operated by OCTA, arrive at Santa Margarita-Avd Empresa station.
The distance between Costa Mesa and Rancho Santa Margarita is 29.2 km. The road distance is 38 km.
You can take a bus from Oc Fair-Yellow Gate to Santa Margarita-Avd Empresa via Laguna Hills Trans Ctr Dock 9 and Laguna Hills Trans Ctr Dock 4 in around 1h 41m.