Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Montclair (Ontario) | UC Riverside | CheapestFastest | ||||
 | Bus | S Euclid Avenue | 3956 University Ave | No tags | ||||
| Bus | S Euclid Avenue | 3956 University Ave | No tags | ||||
| Bus | S Euclid Avenue | 3956 University Ave | No tags |
Last refresh of the prices: Today at 01:44 PST.
Get from Ontario to Riverside
The journey takes about 5 hours 20 minutes, and with fares starting at just £11, it presents an excellent value for a comfortable ride.
Where are the popular stops in Ontario and Riverside?
Stops in Ontario
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Frequently asked questions about travelling by bus from Ontario, CA to Riverside, CA
Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.
How much is the bus ticket from Ontario to Riverside?
The cheapest coach tickets from Ontario to Riverside start from £11. The average price for this route is around £38. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus journey from Ontario to Riverside?
The average bus journey time from Ontario to Riverside is 5h 20m, covering a distance of 16 miles. The fastest bus can take you there in 25m and is operated by Amtrak.
Which bus companies service the Ontario to Riverside route?
Several major bus companies operate on this route with 3 buses available per day, including services from Executive Lines, FlixBus, Amtrak.
What is the earliest and latest departure time for the bus from Ontario to Riverside?
The earliest bus departs from Ontario to Riverside at 06:50. And the latest bus departs at 14:50.
What are the CO₂ emissions for the bus trip from Ontario to Riverside?
A bus journey from Ontario to Riverside produces an estimated 1 kg of CO₂, making it a highly eco-friendly choice and a mode of travel recommended by Busbud.
Which is the best bus company from Ontario to Riverside?
According to Busbud customers, the highest-rated bus company on this route is Amtrak, with an average rating of 4.1 out of 5 stars based on 5733 reviews.
Which company has the best Wi-Fi from Ontario to Riverside?
Based on Busbud reviews, the bus company Amtrak has the best Wi-Fi rating with a score of 3.6.
Which bus company offers the most punctual service from Ontario to Riverside?
According to Busbud traveller reviews, the most punctual bus company on this route is FlixBus, with a punctuality rating of 3.9 out of 5 stars.
Which bus company has the cleanest buses from Ontario to Riverside?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Executive Lines, with a cleanliness rating of 4.9 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Ontario, CA to Riverside, CA was searched and found on 25 Jan 2026 with a price of £7To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Ontario, CA to Riverside, CA as early as possible.
You can expect to pay from £7 to £38 for a bus ticket from Ontario, CA to Riverside, CA based on the last 2 days. You can expect to find the cheapest price for the trip at £7, which is on 2026-01-25.
