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Cheap flights from Orange County to Chicago from $143

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Orange County to Chicago departing on 6/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Orange County to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:40 pm - 8:45 pm
SNA
-
ORD
4h 05mnonstop
United Airlines Logo
4:05 pm - 6:46 pm
ORD
-
SNA
4h 41mnonstop
$269United Airlines
Thu, Apr 9 - Sat, Apr 18
Frontier Logo
2:23 pm - 10:45 pm
SNA
-
MDW
6h 22m
1 stop
Frontier Logo
10:36 pm - 8:55 am
MDW
-
SNA
12h 19m
1 stop
$270Frontier
Mon, Mar 23 - Fri, Mar 27
Delta Logo
1:35 pm - 9:34 pm
SNA
-
ORD
5h 59m
1 stop
Delta Logo
8:52 am - 5:53 pm
ORD
-
SNA
11h 01m
2 stops
$270Delta
Wed, Apr 8 - Tue, Apr 14
Frontier Logo
7:20 pm - 6:20 am
SNA
-
ORD
9h 00m
1 stop
Frontier Logo
8:58 pm - 5:56 pm
ORD
-
SNA
22h 58m
1 stop
$271Frontier
Mon, Apr 13 - Wed, Apr 15
Frontier Logo
1:12 pm - 6:08 am
SNA
-
ORD
14h 56m
1 stop
Frontier Logo
7:18 pm - 8:50 am
ORD
-
SNA
39h 32m
2 stops
$272Frontier
Mon, Mar 16 - Wed, Mar 18
Multiple Airlines Logo
3:21 pm - 12:44 am
SNA
-
ORD
7h 23m
1 stop
Multiple Airlines Logo
8:55 pm - 9:13 pm
ORD
-
SNA
26h 18m
1 stop
$273Multiple Airlines
Fri, Mar 27 - Tue, Mar 31
United Airlines Logo
6:45 am - 1:07 pm
SNA
-
ORD
4h 22mnonstop
United Airlines Logo
1:05 pm - 5:30 pm
ORD
-
SNA
6h 25m
1 stop
$275United Airlines
Mon, May 25 - Tue, Jun 2
Southwest Logo
12:55 pm - 10:55 pm
SNA
-
ORD
8h 00m
2 stops
Southwest Logo
10:30 am - 5:00 pm
ORD
-
SNA
8h 30m
2 stops
$276Southwest
Wed, Apr 22 - Tue, Apr 28
Southwest Logo
8:55 pm - 5:25 am
SNA
-
MDW
6h 30m
1 stop
Southwest Logo
5:10 am - 9:40 am
MDW
-
SNA
6h 30m
1 stop
$277Southwest
Thu, Apr 9 - Sat, Apr 18
Delta Logo
7:00 am - 6:04 pm
LGB
-
ORD
9h 04m
1 stop
Delta Logo
7:35 am - 11:57 am
ORD
-
LGB
6h 22m
1 stop
$324Delta
Wed, Apr 22 - Sat, Apr 25

United Airlines flights from Orange County to Chicago

Our best United Airlines deals on Orange County to Chicago flight tickets
United Airlines
Apr 9
SNA2:40 pmSanta Ana J. Wayne/Orange Cnty
4h 05m
ORD8:45 pmChicago O'Hare Intl
Apr 18
ORD4:05 pmChicago O'Hare Intl
4h 41m
SNA6:46 pmSanta Ana J. Wayne/Orange Cnty
$269
United Airlines
Apr 9
SNA2:40 pmSanta Ana J. Wayne/Orange Cnty
4h 05m
ORD8:45 pmChicago O'Hare Intl
Apr 18
ORD7:00 amChicago O'Hare Intl
8h 18m
1 stop
SNA1:18 pmSanta Ana J. Wayne/Orange Cnty
$279
United Airlines
Jul 8
SNA10:37 amSanta Ana J. Wayne/Orange Cnty
4h 16m
ORD4:53 pmChicago O'Hare Intl
Jul 12
ORD5:00 amChicago O'Hare Intl
6h 05m
1 stop
SNA9:05 amSanta Ana J. Wayne/Orange Cnty
$294

Southwest flights from Orange County to Chicago

Our best Southwest deals on Orange County to Chicago flight tickets
Southwest
Apr 22
SNA12:55 pmSanta Ana J. Wayne/Orange Cnty
8h 00m
2 stops
ORD10:55 pmChicago O'Hare Intl
Apr 28
ORD10:30 amChicago O'Hare Intl
8h 30m
2 stops
SNA5:00 pmSanta Ana J. Wayne/Orange Cnty
$276
Southwest
Apr 9
SNA8:55 pmSanta Ana J. Wayne/Orange Cnty
6h 30m
1 stop
MDW5:25 amChicago Midway
Apr 18
MDW5:10 amChicago Midway
6h 30m
1 stop
SNA9:40 amSanta Ana J. Wayne/Orange Cnty
$277
Southwest
Apr 7
SNA12:55 pmSanta Ana J. Wayne/Orange Cnty
8h 00m
2 stops
ORD10:55 pmChicago O'Hare Intl
Apr 9
ORD4:50 pmChicago O'Hare Intl
7h 30m
1 stop
SNA10:20 pmSanta Ana J. Wayne/Orange Cnty
$282

momondo Fare Finder

 
Customize your flight search to find flights from Orange County to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 28, 2026.
Use the filters below to find and compare flights from Orange County to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 4/9

2:40 pm-8:45 pm

Nonstop4h 05m

Chicago O'Hare Intl

Sat 4/18

4:05 pm-6:46 pm

Nonstop4h 41m

$269

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Mon 3/23

2:23 pm-10:45 pm

1 stop6h 22m

Chicago Midway

Fri 3/27

10:36 pm-8:55 am

1 stop12h 19m

$270

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Wed 4/8

1:35 pm-9:34 pm

1 stop5h 59m

Chicago O'Hare Intl

Tue 4/14

8:52 am-5:53 pm

2 stops11h 01m

$270

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Mon 4/13

7:20 pm-6:20 am

1 stop9h 00m

Chicago O'Hare Intl

Wed 4/15

8:58 pm-5:56 pm

1 stop22h 58m

$271

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Mon 3/16

1:12 pm-6:08 am

1 stop14h 56m

Chicago O'Hare Intl

Wed 3/18

7:18 pm-8:50 am

2 stops39h 32m

$272

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Fri 3/27

3:21 pm-12:44 am

1 stop7h 23m

Chicago O'Hare Intl

Tue 3/31

8:55 pm-9:13 pm

1 stop26h 18m

$273

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Mon 5/25

6:45 am-1:07 pm

Nonstop4h 22m

Chicago O'Hare Intl

Tue 6/2

1:05 pm-5:30 pm

1 stop6h 25m

$275

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Wed 4/22

12:55 pm-10:55 pm

2 stops8h 00m

Chicago O'Hare Intl

Tue 4/28

10:30 am-5:00 pm

2 stops8h 30m

$276

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Thu 4/9

8:55 pm-5:25 am

1 stop6h 30m

Chicago Midway

Sat 4/18

5:10 am-9:40 am

1 stop6h 30m

$277

Long BeachChicago

LGB - ORD

LGBORD

Long Beach Municipal

Wed 4/22

7:00 am-6:04 pm

1 stop9h 04m

Chicago O'Hare Intl

Sat 4/25

7:35 am-11:57 am

1 stop6h 22m

$324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Orange County to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Orange County, with most prices found around $244. If you’re not able to fly to Chicago in September, then August is your next best option. Flight prices from Orange County to Chicago during August average around $260.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $357. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Orange County to Chicago for around $433.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Orange County to Chicago during this time can be as low as $276. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $452.

What is the cheapest Orange County to Chicago flight route?

Fly from Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl for the best Orange County - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Orange County when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $312 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Orange County for as low as $259 on momondo.

What cabin class options are available on Orange County to Chicago flights?

There are 4 cabin classes available to choose from on Orange County to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Orange County to Chicago flights?

No. A direct flight is the cheapest option for a flight between Orange County to Chicago.

Cheap Orange County to Chicago flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Orange County to Chicago

Fastest flight time

3h 45m

Direct flights

Every day

Airports in Chicago

3 airports
The fastest flight from Orange County to Chicago takes 3h 45m
Direct flights go from Orange County to Chicago every day.
There are 3 airports in Chicago. From Orange County there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW).
Search flight deals

  • When did momondo last update prices for flights from Orange County to Chicago?

    Prices for flights from Orange County to Chicago were last updated today.

  • How many operators does momondo search for flights from Orange County to Chicago?

  • How old do you have to be to fly from Orange County to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Orange County to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Orange County to Chicago?

Best airlines flying from Orange County to Chicago

Compare and see reviews for airlines that fly from Orange County to Chicago with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $103Free CancellationRating
6.3
8,492 reviews
Search Spirit Airlines flights
FrontierPriceFrom $152Free CancellationRating
5.7
3,041 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $239Free CancellationRating
8.0
11,966 reviews
Search Alaska Airlines flights
JetBluePriceFrom $258Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,362 reviews
Search United Airlines flights
American AirlinesPriceFrom $269Free CancellationRating
7.1
11,367 reviews
Search American Airlines flights
SouthwestPriceFrom $288Free CancellationRating
8.0
4,303 reviews
Search Southwest flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Valparaiso
Schererville
Munster
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Orange County to Chicago?

It is quick and easy to find Orange County to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Orange County to Chicago with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Orange County to Chicago flights to just show those with flexible booking policies.

How can momondo help me find flights from Orange County to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Orange County to Chicago.

I’m not ready to book a flight from Orange County to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Orange County. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport