Bus from Ontario, CA to Chicago: Tickets & Schedules

Previously seen trips

Next departures for Ontario to Chicago on November 28
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
FlixBus + Greyhound
Bus
Montclair / Ontario / Claremont
Chicago 95Th & Dan RyanNo tags
Greyhound + FlixBus
Bus
Montclair / Ontario / Claremont
Chicago Train StationNo tags
FlixBus + Greyhound
Bus
Montclair / Ontario / Claremont
Chicago Train StationNo tags
FlixBus + Greyhound
Bus
Montclair Transcenter (Ontario / Montclair / Claremont)
Chicago 95Th & Dan RyanNo tags
GreyhoundBus
Montclair Transcenter (Ontario / Montclair / Claremont)
Downtown Greyhound StationNo tags

Compare 2 ways to go from Ontario to Chicago

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as a good way to reach Chicago. The journey takes about 2 days, 1 hour 55 minutes, and with fares starting at just $243, it presents an excellent value for a comfortable ride.

11bus per day
2d 1hAverage Duration
2757 kmDistance
69kgCO₂ emissions
Average Price$243 - $771Average Duration2d 1h
69kg CO₂e
Average Price$418 - $643Average Duration2d 19h
251kg CO₂e

Frequently asked questions about travelling from Ontario, CA to Chicago by bus

Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.

  1. How much is the bus ticket from Ontario to Chicago?

    The cheapest bus tickets from Ontario to Chicago start from $243. The average price for this route is around $363. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

  2. How long is the bus ride from Ontario to Chicago?

    The average bus travel time from Ontario to Chicago is 2d 1h, covering a distance of 2757 km. The quickest bus can get you there in 1d 20h and is operated by Greyhound.

  3. Which bus companies service the Ontario to Chicago route?

    Several major bus companies operate on this route with 11 buses available per day, including services from Greyhound, Amtrak, FlixBus.

  4. What are the earliest and latest departure times for the bus from Ontario to Chicago?

    The earliest bus departs from Ontario to Chicago at 1:30am. And the latest bus departs at 9:05pm.

  5. What are the CO₂ emissions for the bus trip from Ontario to Chicago?

    A bus trip from Ontario to Chicago generates an estimated 69 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.

  6. 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 5597 reviews.

  7. Which bus company has the best Wi-Fi from Ontario to Chicago?

    Based on Busbud reviews, the bus company Amtrak has the highest Wi-Fi rating with a score of 3.6.

  8. Which bus company has the best on-time performance 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.

  9. 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.

Best price found
11-26
No data
11-27
$513
Today
$835
11-29
No data
11-30
No data
12-01
No data
12-02
No data
12-03
No data
busbud logoThe cheapest trip from Ontario, CA to Chicago was searched and found on Nov 27, 2025 with a price of $513

To 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.

What's the cheapest way to go from Ontario, CA to Chicago?

busbud logoThe bus is the cheapest travel choice for this destination

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