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Cheap Flights from Chicago (CHI) to Ontario, CA (ONT)

Last minute flights from Chicago to Ontario, CA

Save big and visit this destination

Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Chicago Ontario, CA

BEST

DEAL

Tue, 31 Dec ORD - ONT

Fri, 03 Jan ONT - ORD

$545 $532

Prime price per passenger

Chicago Ontario, CA

BEST

DEAL

Thu, 09 Jan MDW - ONT

-22 %

$49 $38

Prime price per passenger

Chicago Ontario, CA

BEST

DEAL

Mon, 06 Jan ORD - ONT

Wed, 15 Jan ONT - ORD

$97 $92

Prime price per passenger

Chicago Ontario, CA

BEST

DEAL

Thu, 09 Jan ORD - ONT

Wed, 15 Jan ONT - ORD

$237 $232

Prime price per passenger

Chicago Ontario, CA

BEST

DEAL

Thu, 16 Jan MDW - ONT

Mon, 27 Jan ONT - MDW

$128 $125

Prime price per passenger

Chicago Ontario, CA

BEST

DEAL

Sun, 19 Jan ORD - ONT

Wed, 22 Jan ONT - ORD

$237 $230

Prime price per passenger

Route information

Distance: 1706 miles

Chicago airports

O'hare International Airport (ORD) How far from city center: 14 miles

Midway Airport (MDW) How far from city center: 4 miles

Ontario, CA airports

Ontario International (ONT) How far from city center: 2 miles

Are you searching for flights from Chicago to Ontario, CA?

Are you planning to travel to Ontario, CA for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Chicago. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to Ontario, CA and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Chicago to Ontario, CA

What are the benefits of booking flexible flight tickets?

Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to United States. At eDreams have you covered!

For flights from Chicago to Ontario, CA, how can I find the cheapest price?

The cheapest price for a flight from Chicago to Ontario, CA is $38. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

When booking, when is the best time to get the best prices for flights from Chicago to Ontario, CA?

The most popular months to book a trip from Chicago to Ontario, CA are August, January and July, based on the searches of our customers.

When is the best time to travel from Chicago to Ontario, CA?

The best time of the year to visit Ontario, CA depends on lots of personal preferences, especially the price. Regarding popularity, August is the best month to fly to Ontario, CA from Chicago in terms of searches from our customers, followed by February and July. If you prefer to avoid the busy season and get away from the crowds November, October and April are the months with fewer searches for Chicago - Ontario, CA.

How long does the flight from Chicago to Ontario, CA take?

Flight length from Chicago to Ontario, CA is around 05:12 hours on average, at an average distance of 2,973 km, for flights for the route (which may have 1 or more stops in other cities in between).

Which airports have flights between Chicago and Ontario, CA?

The main route from Chicago to Ontario, CA is: Midway Airport (MDW) to Ontario International (ONT). The following airlines fly this route: Frontier Airlines. Alternatively, you can find Chicago - Ontario, CA flights between O hare International Airport (ORD) to Ontario International (ONT) with the following airline(s) flying the route: Frontier Airlines. American Airlines.

The airlines that fly indirectly from Chicago to Ontario, CA are:

American Airlines, stopping at Dallas during at least 82 minutes.

Flying Time 5 h and 12 m When flying from Chicago to Ontario, CA, this can take around 5 h and 12 m in flying time, however this flight duration can vary due to other factors

Cheapest flight $38 The best price for flights from Chicago to Ontario, CA offered by eDreams, which have been found by our customers in the last 3 days

Departure Airport O'hare International Airport O'hare International Airport is where you'll take off when flying from Chicago to Ontario, CA

Arrival Airport Ontario International You'll land at Ontario International when flying from Chicago to Ontario, CA