The average bus between Tustin and Ontario takes 3h 38m and the fastest bus takes 2h 36m. The bus service runs several times per day from Tustin 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 twice daily between Tustin and Ontario. The earliest departure is at 8:03 AM in the morning, and the last departure from Tustin is at 9:33 PM which arrives into Ontario at 8:50 AM. All services require a transfer at Ring-Brea Mall and take an average of 3h 38m. The schedules shown below are for the next available departures.


2h 58m • 2 changes


3h 5m • 2 changes


3h 18m • 2 changes


3h 26m • 2 changes
Want to know about travelling from Tustin 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 Tustin to Ontario. However, there are services departing from Tustin station and arriving at Ontario station via Ring-Brea Mall. The journey, including transfers, takes approximately 3h 38m.
Tustin to Ontario bus services, operated by OCTA, depart from The Depot At Santa Ana Dock 3 station.
Tustin to Ontario bus services, operated by OCTA, arrive at Pomona Transit Center station.
The distance between Tustin and Ontario is 38.8 km. The road distance is 56 km.
You can take a bus from The Depot At Santa Ana Dock 3 to Holt @ Palm via Ring-Brea Mall, Brea Mall, and Pomona Transit Center in around 3h 11m.