Cheap flights from O'Hare Intl to Ontario (ORD - ONT)

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How to find the cheapest flight from
O'Hare Intl (ORD) to Ontario (ONT)

All the information you need to plan the best ORD to ONT flight in 2021: compare O'Hare Intl to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
ORD - ONT
Price
$196 - $392
ONT
Temperature
53.6 - 78.8 °F
ONT
Precipitation
0.1 - 3.4 inches

Popular in

December

High demand for flights, 32% potential price rise

Cheapest in

May

Best time to find cheap flights, 26% potential price drop

Round-trip from

$196

From Chicago O'Hare Intl to Ontario

One-way from

$112

One-way flight from Chicago O'Hare Intl to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Chicago O'Hare Intl Airport to Ontario?

Flights from Chicago O'Hare Intl Airport to Ontario lean towards being more expensive in December. Prices are generally better when you fly from Chicago O'Hare Intl Airport to Ontario in August, with the cheapest ticket starting at $49.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Ontario?

To save on the cost of your flight from Chicago O'Hare Intl Airport to Ontario, book at least 14 days before your planned departure. Booking around this time can save you about 3% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $165 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $173.

When is the cheapest time to fly from Chicago O'Hare Intl Airport to Ontario (ORD - ONT)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Ontario as you normally would.

Cheap flights from O'Hare Intl to Ontario in November, December 2021

The best prices found for ORD to ONT flights for November, December
7 Dec - 14 Dec
$127pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
7 Dec - 11 Dec
$133pp
ORD
Chicago O'Hare Intl
Frontier
   
2 STOPS
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
6 Dec - 14 Dec
$143pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl

Chicago O'Hare Intl to Ontario 2022 flight deals

Cheap flights to Ontario from O'Hare Intl found for next year
7 Dec - 14 Dec
$127pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
7 Dec - 11 Dec
$133pp
ORD
Chicago O'Hare Intl
Frontier
   
2 STOPS
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
6 Dec - 14 Dec
$143pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl

Non-stop flights to Ontario from O'Hare Intl

Save time with O'Hare Intl to Ontario direct flight deals
5 May - 14 Jun
$191pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
ONT
Ontario
ONT
Ontario
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
5 May - 8 May
$194pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
ONT
Ontario
ONT
Ontario
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
11 May - 17 May
$273pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
ONT
Ontario
ONT
Ontario
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from O'Hare Intl to Ontario

Late deals on round-trip flights to Ontario from O'Hare Intl, departing today and this week
7 Dec - 14 Dec
$127pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
7 Dec - 11 Dec
$133pp
ORD
Chicago O'Hare Intl
Frontier
   
2 STOPS
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
6 Dec - 14 Dec
$143pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Ontario from Chicago O'Hare Intl

The cheapest one-way flights from O'Hare Intl to Ontario
1:30 am - 11:20 am
Delta
2 Stops
11h 50m
ORD - ONT
Delta
$112
Delta
2:05 am - 10:14 am
Alaska Airlines
1 Stop
10h 09m
ORD - ONT
Alaska Airlines
5:02 am - 6:08 am
Multiple Airlines
1 Stop
27h 06m
ORD - ONT
Multiple Airlines
$119
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">O'Hare Intl</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From O'Hare Intl to Ontario

What airport do you fly into for flights to Ontario from Chicago O'Hare Intl?

Ontario (ONT) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Ontario. You should not have trouble finding flights to Ontario from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Ontario airport from Chicago O'Hare Intl. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

Which airlines flying from Chicago O'Hare Intl to Ontario have flexible cancellations due to COVID-19?

American Airlines, United Airlines, and Frontier are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Chicago O'Hare Intl Airport to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Chicago O'Hare Intl Airport to Ontario for under $200. The cheapest flight booked recently is on Multiple Airlines for just $110, but on average you can expect to pay $144.

Are there nonstop flights from Chicago O'Hare Intl Airport to Ontario for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago O'Hare Intl Airport to Ontario under $200. A good price for a nonstop flight from Chicago O'Hare Intl Airport to Ontario is less than $405.

Are there last-minute flights available from Chicago O'Hare Intl Airport to Ontario for under $200?

There are currently 20+ open flights from Chicago O'Hare Intl Airport to Ontario within the next 7 days for less than $200.

What days are nonstop flights available from Chicago O'Hare Intl Airport to Ontario?

Days when nonstop flights are available for this flight are: Tuesday.

How many flights depart from Chicago O'Hare Intl Airport to Ontario on average per day?

On average 1 flight departs from Chicago O'Hare Intl Airport to Ontario per day.
Evening (6pm - Midnight) - 100% of flight departures

How long is the flight from Chicago O'Hare Intl Airport to Ontario?

Airlines like Frontier fly from Chicago O'Hare Intl Airport to Ontario in about 11h 56m. The time it takes to get you to your destination can typically vary by up to . The distance from Chicago O'Hare Intl Airport to Ontario is about 1706 mi.

What is the cheapest airline to fly from Chicago O'Hare Intl Airport to Ontario round-trip?

Our cheapest airline available from Chicago O'Hare Intl Airport to Ontario is Frontier. Our recent data shows that you can find tickets from as low as $119 on this airline. Frontier is 55% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Ontario one-way?

$59 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and Alaska Airlines, with prices starting from $112 and $118, respectively.

What are the cheapest flights from Chicago O'Hare Intl Airport to Ontario?

On average you can expect to pay $195 for a flight from Chicago O'Hare Intl Airport to Ontario. The cheapest flight overall is $51 while the most popular route, (Chicago O'Hare Intl - Ontario) is currently priced at $110.

What are the most popular airlines that fly from Chicago O'Hare Intl Airport to Ontario?

Before booking your flight from Chicago O'Hare Intl Airport to Ontario check out the most popular airlines for this route: Major Airline, American Airlines or Alaska Airlines.

Related searches

Flights to Ontario (ONT) from O'Hare Intl
Flights to O'Hare Intl Flights to Ontario Flights from Ontario

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COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from O'Hare Intl?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Chicago O'Hare Intl need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Chicago O'Hare Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Chicago O'Hare Intl are not required to quarantine after entering Ontario.

Do I need a test to fly back to O'Hare Intl from Ontario?

Returning to Chicago O'Hare Intl from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago O'Hare Intl.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Chicago O'Hare Intl.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for O'Hare Intl to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from O'Hare Intl to Ontario.

Airports servicing Chicago

Airports servicing Ontario

Top 5 airlines flying from Chicago O'Hare Intl to Ontario

The chart below displays the airlines Cheapflights users traveling from O'Hare Intl to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$112 $244 No cancel fee 62%
American Airlines
$114 $331 No cancel fee 71%
United Airlines
$114 $260 No cancel fee 69%
Delta
$122 $269 No cancel fee N/A
Spirit Airlines
$144 $296 No cancel fee 65%

Hourly flight availability from O'Hare Intl to Ontario

See what time of day planes typically take off from O'Hare Intl towards Ontario.
Evening 6 PM to midnight 100% of ORD to ONT departures
Early morning Midnight to 6 AM 0% of ORD to ONT departures
Morning 6 AM to noon 0% of ORD to ONT departures
Afternoon Noon to 6 PM 0% of ORD to ONT departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from O'Hare Intl to Ontario
See how many times per day planes take to the skies headed from O'Hare Intl to Ontario.
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
0 flights
Thursday
0 flights
Friday
1 daily flight
Saturday
1 daily flight
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