The average bus between Lake Forest and Ontario takes 3h 49m and the fastest bus takes 2h 58m. There is a bus service every few hours from Lake Forest 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 Lake Forest and Ontario. The earliest departure is at 4:30 AM at night, and the last departure from Lake Forest is at 9:00 PM which arrives into Ontario at 8:50 AM. All services require a transfer at Santa Ana-Santiago and take an average of 3h 49m. The schedules shown below are for the next available departures.



2h 58m • 3 changes



3h • 3 changes



3h 10m • 3 changes



3h 11m • 3 changes



3h 51m • 3 changes



3h 26m • 3 changes



3h 31m • 3 changes



3h 32m • 3 changes



2h 58m • 3 changes



3h • 3 changes



3h 10m • 3 changes



3h 11m • 3 changes
Want to know about travelling from Lake Forest 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 Lake Forest to Ontario. However, there are services departing from Lake Forest station and arriving at Ontario station via Ring-Brea Mall. The journey, including transfers, takes approximately 3h 49m.
Lake Forest to Ontario bus services, operated by OCTA, depart from The Depot At Santa Ana Dock 3 station.
Lake Forest to Ontario bus services, operated by OCTA, arrive at Pomona Transit Center station.
The distance between Lake Forest and Ontario is 46.4 km. The road distance is 80 km.
You can take a bus from Laguna Hills Trans Ctr Dock 5 to Holt @ Palm via Santa Ana-Santiago, The Depot At Santa Ana Dock 3, Ring-Brea Mall, Brea Mall, and Pomona Transit Center in around 4h 1m.