ORD to ONT (Chicago to Ontario) Flights

Last Minute Flights from ORD to ONT

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
ORDLos AngelesDecember 21 to December 25$666
*Prices include taxes and fees

Cheapest ORD to ONT Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
ORDLos AngelesFebruary 1 to February 5$158
ORDLos AngelesFebruary 19 to March 3$285
ORDLos AngelesJanuary 15 to January 22$305
ORDLos AngelesJanuary 14 to January 20$306
ORDLos AngelesJanuary 7 to January 13$347
*Prices include taxes and fees
ORD to ONT Flight Details
Origin airport
O'Hare Intl.
Origin airport IATA code
ORD
Destination airport
Los Angeles - Ontario Intl.
Destination airport IATA code
ONT
Distance
1695 mi

Frequently asked questions

What airlines fly direct from O'Hare Airport to Ontario Airport?
To journey from ORD to Los Angeles - Ontario Intl. Airport (ONT), you'll have to reserve a flight with at least one stop. At the moment, there are no nonstop services on this particular route.
How many flights are there from ORD to ONT?
At least 67 services operate every day between Chicago, IL (ORD-O'Hare Intl.) and Ontario, CA (ONT-Los Angeles - Ontario Intl.). Fasten your safety belt because your plane to Ontario is ready to take flight.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
About 6 hours and 22 minutes. Got a daytime flight? Request a window seat and stare out at the changing views. Otherwise, if you're jetting from Chicago, IL (ORD-O'Hare Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) during the night, close your eyes and get to Ontario feeling refreshed and revitalized.
What is the flight distance from Chicago, IL (ORD-O'Hare Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.)?
The Chicago, IL (ORD-O'Hare Intl.) to Ontario, CA (ONT-Los Angeles - Ontario Intl.) route covers 1,700 miles (2,700 1) and is known as a medium-haul journey. If you're seeking comfort — and the price is right — consider upgrading to a premium or business class seat.
How many morning flights are there from ORD to ONT?
Get ready to jet off on one of the 223 morning flights from ORD to ONT available every week.

  • If you're eager to jet off with American Airlines (AA), it has 92 weekly services that take off before noon. The 5:00AM flight is the first of the day.
  • United Airlines (UA) is another option. It offers 49 morning services, with the earliest leaving at 5:00AM.
  • Leave before noon with Delta Air Lines (DL) and you'll have about 35 flights per week to select from. 5:32AM is the first of the day from ORD to ONT.

How many afternoon flights are there from ORD to ONT?
Soar through the skies aboard one of the 248 afternoon and evening flights from ORD to ONT per week.

  • United Airlines (UA) has 76 weekly flights that take off after midday. The earliest departs at 12:45PM.
  • American Airlines (AA) provides 72 afternoon and evening flights each week. The first is at 12:01PM.
  • Or else fly from 12:31PM onward with Delta Air Lines (DL). This carrier offers 49 afternoon and evening flights every week.

What is the earliest departure time out of Chicago to Ontario?
Fly out of ORD at 2:45AM and hit the tarmac at ONT at 11:57PM. This flight is the earliest available on this route.
What is the latest departure time out of Chicago to Ontario?
The last flight leaves the runway at ORD at 9:45PM and arrives at 10:01AM at ONT. You'll have lots of time to prepare for this journey.
What is the average price from Chicago to Ontario?
Round-trip fares for this route start from around $158. When you're ready to take off, we'll help you find the best price in town. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Chicago to Ontario Flights

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We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Chicago to Ontario, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.