Find coaches from Chicago to Ontario, CA

Next departures

Next departures from Chicago to Ontario on 31 October
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
FlixBus + Greyhound Lines, Inc.
Chicago 95Th & Dan Ryan
Montclair (Ontario)Cheapest
FlixBus + Greyhound Lines, Inc.
Chicago 95Th & Dan Ryan
Montclair / Ontario / ClaremontFastest
Greyhound Lines, Inc. + FlixBus
Downtown Greyhound Station
Montclair (Ontario)No tags
Greyhound Lines, Inc.
537-517 W. Jackson Blvd
Montclair / Ontario / ClaremontNo tags
FlixBus + Greyhound Lines, Inc.
Downtown Greyhound Station
Montclair (Ontario)No tags

Last refresh of the prices: Yesterday at 3:36 AM CDT.

Accepted payments

  • Visa
  • MasterCard
  • American Express
  • China Union Pay
  • Diners Club Canada
  • Discover Click to Pay
  • JCB payment
  • Klarna (Pay over time)
  • Google Pay

Compare 2 ways to travel from Chicago to Ontario

busbud logoWe recommend taking the bus

Among the sustainable travel choices, the bus stands out as a good way to reach Ontario. The journey takes about 2 days, 4 hours 35 minutes and with fares starting at just US$231, it presents an excellent value for a comfortable ride.

15bus per day
2d 4hAverage duration
2757 kmDistance
69kgCO₂ emissions
Bus
Average priceUS$231 - US$556Average duration2d 4h
69kg CO₂e
Train
Average priceUS$166 - US$1 976Average duration2d 20h
251kg CO₂e

Bus Chicago to Ontario, CA: Trip Overview

Average ticket priceUS$278
Average bus trip duration2d 4h
Number of daily buses15
Earliest bus departure00:15
Distance2756 km
Latest bus departure22:30

Chicago to Ontario Bus

With Busbud, comparing and booking tickets for a bus from Chicago to Ontario is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

We make sure you can find a bus service from Chicago to Ontario from the most reliable bus companies operating this trip.

Whether it is cheap bus tickets or more luxurious buses going to Ontario from Chicago, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip Chicago - Ontario, CA

  1. How much does a bus ticket from Chicago to Ontario cost?

    The bus ticket price from Chicago to Ontario starts at US$231. The best way to find cheap bus tickets from Chicago to Ontario is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

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

    The average travel time between Chicago and Ontario is around 2d 4h, although the fastest bus will take about 1d 22h. This is the time it takes to travel the 2756 km that separates the two cities.

  3. How many daily bus connections are there between Chicago and Ontario?

    The number of buses from Chicago to Ontario can differ depending on the day of the week. On average, there are 15 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Chicago to Ontario by comparing and selecting the bus that fits your travel style and budget on Busbud.

  4. Which bus companies travel from Chicago to Ontario?

    When taking the bus from Chicago to Ontario, you can travel comfortably and safely with Greyhound, FlixBus.

  5. What are the departure and arrival stations when taking the bus from Chicago to Ontario?

    Buses travelling between Chicago and Ontario leave from Downtown Greyhound Station or Chicago O'Hare International Airport and arrive at Ontario California Bus Stop Carl's Jr & Teriyaki House, Ontario Tufesa Bus Stop.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
29/10
US$226
30/10
US$226
Today
US$383
01/11
No data
02/11
US$230
03/11
No data
04/11
US$226
05/11
No data
busbud logoThe cheapest trip from Chicago to Ontario, CA was searched and found on 04 Nov 2025 with a price of US$226

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Chicago to Ontario, CA as early as possible.

You can expect to pay from US$226 to US$383 for a bus ticket from Chicago to Ontario, CA based on the last 2 days. You can expect to find the cheapest price for the trip at US$226, which is on 2025-11-04.

About Bus Travel

Bus Travel Tips

Meet and talk to locals at the bus stations while travelling from Chicago to Ontario.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

Start sightseeing the minute your bus leaves the station. If you're on the night bus from Chicago to Ontario, get comfy and count the stars.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from Chicago to Ontario.

Tune out to the fine sounds of your best music playlist on your bus trip from Chicago to Ontario while indulging in miles on end of beautiful scenic views.

Did you know?

The Superbus, created by a Dutch engineer is the world's fastest bus with 250 km/h. Too bad it's only a prototype for now.

Did you know there are on average 4,400 intercity bus departures every day in the US only? This number has been growing for 9 years in a row, yay!

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

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

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to Chicago by bus?

Bus from Ontario, CA to Chicago

You can also go to Ontario, CA by train

Train from Chicago to Ontario, CA

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud helps you easily search, compare and book intercity bus tickets on a worlwide scale with our comprehensive list of bus routes and schedules. With several language and currency options available, Busbud seeks to cater to international bus travellers no matter where they are in the world. With Busbud, you can buy tickets with confidence. We ensure that you make the most out of your bus trip by partnering up with reliable bus companies from all around the world such as Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

People from around the world trust Busbud

‌

Popular Buses Connecting Chicago

Buses Leaving from Chicago

Buses Going to Chicago

Popular Buses Connecting Ontario

Buses Leaving from Ontario

Buses Going to Ontario