The average bus between San Marino and Ontario takes 2h 53m and the fastest bus takes 1h 55m. There is an hourly bus service from San Marino to Ontario. 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 hourly between San Marino and Ontario. The earliest departure is at 12:02 AM at night, and the last departure from San Marino is at 9:05 PM which arrives into Ontario at 4:13 AM. All services require a transfer at Huntington / Rosemead and take an average of 2h 53m. The schedules shown below are for the next available departures.



2h 48m • 3 changes



2h 32m • 3 changes



2h 54m • 3 changes



2h 37m • 3 changes



7h 44m • 3 changes



2h 15m • 3 changes



2h 39m • 3 changes



2h 24m • 3 changes



7h 26m • 3 changes



2h 49m • 3 changes



2h 14m • 3 changes



2h 16m • 3 changes
Want to know about travelling from San Marino to Ontario? 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 San Marino to Ontario. However, there are services departing from San Marino station and arriving at Ontario station via El Monte Station - Lower Level station. The journey, including transfers, takes approximately 2h 53m.
San Marino to Ontario bus services, operated by Metro Los Angeles, depart from Huntington / Rosemead station.
San Marino to Ontario bus services, operated by Metro Los Angeles, arrive at Holt @ Palm station.
The distance between San Marino and Ontario is 42.4 km. The road distance is 59 km.
You can take a bus from Huntington / San Marino to Holt @ Palm via Huntington / Rosemead, El Monte Station - Lower Level, El Monte Station Upper Level, and Pomona Transit Center in around 2h 40m.