$128 Cheap Delta flights from Ontario to Chicago (ONT to ORD)

Find The Best Day To Fly from Ontario to Chicago

Amazing Delta ONT to ORD Flight Deals

The cheapest flights to O'Hare Intl. found within the past 7 days were $243 round trip and $128 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Dec 6 - Wed, Dec 11
ONT
Ontario
ORD
Chicago
$243 Roundtrip, found 3 days ago
$243
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Dec 6 from Ontario to Chicago, returning Wed, Dec 11, priced at $243 found 3 days ago

ORD From ONT Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Congress Plaza Hotel

Congress Plaza Hotel

3.5 out of 5
per person
Dec 15 - Dec 19
found 1 day ago
Roundtrip non-stop flight included
Ontario (ONT) to Chicago (ORD)
Swissotel - Chicago

Swissotel - Chicago

4.5 out of 5
Save 100% on your flight
per person
Dec 15 - Dec 19
found 1 day ago
Roundtrip non-stop flight included
Ontario (ONT) to Chicago (ORD)
Embassy Suites by Hilton Chicago Downtown River North

Embassy Suites by Hilton Chicago Downtown River North

4 out of 5
per person
Dec 15 - Dec 19
found 1 day ago
Roundtrip non-stop flight included
Ontario (ONT) to Chicago (ORD)
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Frequently asked questions

Can I catch a flight from Los Angeles - Ontario Intl. Airport (ONT) to O'Hare Airport right now?
For any current ORD travel advice and quarantine requirements, go to our Covid-19 Travel Advisor. Look before you book your flight, so you don’t get caught out.
What terminal is Delta Air Lines at Los Angeles - Ontario Intl. Airport (ONT)?
Once you receive the boarding pass for your Delta Air Lines flight from ONT to O’Hare Intl. Airport (ORD), you should be able to determine which terminals you’ll be jetting in and out of. Your airline will be able to help if those details are missing from your ticket.
Are there Delta Air Lines non-stop flights from ONT to ORD?
As you can’t fly nonstop from ONT to O’Hare Intl. Airport (ORD) with Delta Air Lines, make the most of your stopover. Treat yourself to a few drinks at a comfortable airport bar, or wander around the terminal and enjoy some retail therapy.
How long is a Delta Air Lines flight from ONT to ORD?
As it’ll take around 6 hours and 13 minutes for your Delta Air Lines flight to get from Ontario Airport to O’Hare Airport, consider tossing a few travel games in your carry-on bag. You never know — the person sitting next to you might relish a challenge to break up the trip.
How many direct and indirect flights does Delta Air Lines fly from ONT to ORD?
If you’re traveling from ONT to ORD, you’ll discover 2 Delta Air Lines daily flights to select from.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to O’Hare Airport, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best Delta flight from Ontario ONT to Chicago ORD 

To find the best deals on flights to Ontario from Chicago with Delta, just enter your travel dates, filter by Delta, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Ontario ONT to Chicago ORD with Delta 

If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $243 to $243, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Delta flights from Ontario ONT to Chicago ORD 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Delta flight from Ontario to Chicago costs from $128. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Chicago ORD from  Ontario ONT with Delta 

To find a cheap Delta flight from Ontario ONT to Chicago ORD, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Delta flights from Ontario ONT to Chicago ORD 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as December, or if you book a flight with a stopover. 

 

Find nonstop flights from Ontario ONT to Chicago ORD with Delta 

If you’re keen to be on Chicago soil fast, don’t waste time with a stopover—filter your search results to show direct Delta flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Delta flights from Ontario ONT to Chicago ORD 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Chicago ORD from  Ontario ONT with Delta on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Delta Airports
Hop on a(n) Delta flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ATLUSAHartsfield-Jackson Atlanta Intl.252
DTWUSADetroit Metropolitan Wayne County156
MSPUSAMinneapolis - St. Paul Intl.131
SLCUSASalt Lake City Intl.116
SEAUSASeattle - Tacoma Intl.57
LAXUSALos Angeles Intl.41
AMSNLDSchiphol31
YYCCANCalgary Intl.26
YYZCANPearson Intl.24
JFKUSAJohn F. Kennedy Intl.23

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