The average bus between Tucson and Ontario takes 8h 45m and the fastest bus takes 7h 35m. The bus service runs several times per day from Tucson 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 3 times a day between Tucson and Ontario. The earliest departure is at 5:44 AM in the morning, and the last departure from Tucson is at 11:14 PM which arrives into Ontario at 9:20 AM. All services require a transfer at Downtown Ronstadt Center and take an average of 8h 45m. The schedules shown below are for the next available departures.


7h 35m • 2 changes
Arrives next day


8h 45m • 2 changes
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10h 5m • 2 changes


7h 35m • 2 changes
Arrives next day


8h 45m • 2 changes
Arrives next day


10h 5m • 2 changes


7h 35m • 2 changes
Arrives next day


8h 45m • 2 changes
Arrives next day


10h 5m • 2 changes
Want to know about travelling from Tucson 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 Tucson to Ontario. However, there are services departing from Tucson station and arriving at Ontario station via Ontario. The journey, including transfers, takes approximately 8h 45m.
Tucson to Ontario bus services, operated by Sun Tran, depart from 4207 S 6th Ave - Tucson station.
Tucson to Ontario bus services, operated by Sun Tran, arrive at Ontario station.
The distance between Tucson and Ontario is 658.6 km. The road distance is 742 km.
Omnibus Express operates a bus from 4207 S 6th Ave - Tucson to Ontario 4 times a day. Tickets cost $85–110 and the journey takes 6h 35m.