Next departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
Greyhound Lines, Inc. + FlixBus | Montclair / Ontario / Claremont | Chicago 95Th & Dan Ryan | Cheapest | |||||
 | Montclair / Ontario / Claremont | Downtown Greyhound Station | Fastest | |||||
 | Ontario Station | Chicago (Union Station), IL | No tags | |||||
FlixBus + Greyhound Lines, Inc. | Montclair (Ontario) | Downtown Greyhound Station | No tags | |||||
| Montclair / Ontario / Claremont | 537-517 W. Jackson Blvd | No tags |
Last refresh of the prices: Yesterday at 1:45 AM PST.
Compare 2 ways to travel from Ontario to Chicago
Among the sustainable travel choices, the bus stands out as a good way to reach Chicago. The journey takes about 2 days, 3 hours and with fares starting at just R 2 346, it presents an excellent value for a comfortable ride.
Where are the popular stops in Ontario and Chicago?
Stops in Ontario
- A
Ontario California Bus Stop Carl's Jr & Teriyaki House
1625 E 4th St, Ontario, CA 91764, USA - B
Ontario Tufesa Bus Stop
1739 S Euclid Ave, Ontario, CA 91762, USA
Stops in Chicago
- A630 W Harrison St, Chicago, IL 60607, USA
- B
Chicago O'Hare International Airport
- C
Polk St & Canal St
500-536 W Polk St, Chicago IL 60607, USA - D
Tornado Bus S Kedzie Ave
2807 S Kedzie Ave, Chicago, IL 60623, USA - E
Cumberland CTA
5800 N Cumberland Ave, Chicago, IL 60631, USA - F
Turimex California Ave
2139 S California Ave, Chicago, IL 60608, USA
Compare bus companies
Frequently asked questions about travelling from Ontario, CA to Chicago by bus
Please note that timetables, routes, or operator details shown here may be updated or differ at the time of your trip.
How much is the bus ticket from Ontario to Chicago?
The cheapest bus tickets from Ontario to Chicago start at R 2 346. The average price for this route is around R 4 492. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the bus journey from Ontario to Chicago?
The average bus journey time from Ontario to Chicago is 2d 3h, covering a distance of 2756 km. The fastest bus gets you there in 1d 19h and is operated by Greyhound.
Which bus companies service the Ontario to Chicago route?
What is the earliest and latest departure time for the bus from Ontario to Chicago?
The earliest bus departs from Ontario to Chicago at 01:30. And the latest bus departs at 21:05.
What are the CO₂ emissions for the bus trip from Ontario to Chicago?
A bus trip from Ontario to Chicago produces an estimated 69 kg of CO₂, making it a highly eco-friendly travel option and Busbud’s recommended way to travel.
What is the best bus company from Ontario to Chicago?
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 5696 reviews.
Which bus company has the best Wi-Fi from Ontario to Chicago?
Based on reviews on Busbud, 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 Chicago?
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 Chicago?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Amtrak, with a cleanliness rating of 4.5 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 Chicago was searched and found on 06 Jan 2026 with a price of R 4 491To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Ontario, CA to Chicago as early as possible.
You can expect to pay from R 4 491 to R 24 573 for a bus ticket from Ontario, CA to Chicago based on the last 2 days. You can expect to find the cheapest price for the trip at R 4 491, which is on 2026-01-06.
