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Cheap flights from Orange County to Chicago from $147

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 1/21. 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.
American Airlines Logo
8:05 am - 2:11 pm
SNA
-
ORD
4h 06mnonstop
American Airlines Logo
7:30 pm - 10:01 pm
ORD
-
SNA
4h 31mnonstop
$269American Airlines
Thu, Jan 29 - Sun, Feb 1
American Airlines Logo
8:05 am - 2:11 pm
SNA
-
ORD
4h 06mnonstop
American Airlines Logo
7:30 pm - 10:01 pm
ORD
-
SNA
4h 31mnonstop
$270American Airlines
Sat, Jan 17 - Sat, Jan 24
American Airlines Logo
11:42 am - 5:52 pm
SNA
-
ORD
4h 10mnonstop
American Airlines Logo
8:15 am - 10:49 am
ORD
-
SNA
4h 34mnonstop
$271American Airlines
Thu, Jan 15 - Wed, Jan 21
Spirit Airlines Logo
7:45 am - 5:31 am
SNA
-
ORD
19h 46m1 stop
Spirit Airlines Logo
8:53 pm - 12:25 pm
ORD
-
SNA
17h 32m1 stop
$273Spirit Airlines
Thu, May 14 - Tue, May 19
United Airlines Logo
2:03 pm - 8:06 pm
SNA
-
ORD
4h 03mnonstop
United Airlines Logo
5:15 am - 9:15 am
ORD
-
SNA
6h 00m1 stop
$275United Airlines
Thu, Jun 4 - Sun, Jun 7
Frontier Logo
11:37 am - 2:05 pm
SNA
-
MDW
24h 28m1 stop
Frontier Logo
12:57 pm - 6:14 pm
MDW
-
SNA
7h 17m1 stop
$276Frontier
Thu, Jan 8 - Thu, Jan 15
Spirit Airlines Logo
4:37 pm - 2:17 pm
SNA
-
ORD
19h 40m2 stops
Spirit Airlines Logo
8:43 pm - 8:57 pm
ORD
-
SNA
26h 14m3 stops
$278Spirit Airlines
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
11:05 am - 6:46 pm
SNA
-
ORD
5h 41m1 stop
United Airlines Logo
7:48 pm - 10:24 pm
ORD
-
SNA
4h 36mnonstop
$279United Airlines
Fri, Jan 16 - Mon, Jan 19
Southwest Logo
2:55 pm - 10:20 pm
SNA
-
MDW
5h 25m1 stop
Southwest Logo
8:25 am - 1:40 pm
MDW
-
SNA
7h 15m1 stop
$289Southwest
Thu, Jan 15 - Wed, Jan 21
Southwest Logo
2:55 pm - 10:20 pm
SNA
-
MDW
5h 25m1 stop
Southwest Logo
2:10 pm - 7:50 pm
MDW
-
SNA
7h 40m2 stops
$294Southwest
Thu, Jan 15 - Wed, Jan 21

Spirit Airlines flights from Orange County to Chicago

Our best Spirit Airlines deals on Orange County to Chicago flight tickets
Spirit Airlines
May 14
SNA7:45 amSanta Ana J. Wayne/Orange Cnty
19h 46m
1 stop
ORD5:31 amChicago O'Hare Intl
May 19
ORD8:53 pmChicago O'Hare Intl
17h 32m
1 stop
SNA12:25 pmSanta Ana J. Wayne/Orange Cnty
$273
Find similar
Spirit Airlines
Jan 15
SNA4:37 pmSanta Ana J. Wayne/Orange Cnty
19h 40m
2 stops
ORD2:17 pmChicago O'Hare Intl
Jan 19
ORD8:43 pmChicago O'Hare Intl
26h 14m
3 stops
SNA8:57 pmSanta Ana J. Wayne/Orange Cnty
$278
Find similar
Spirit Airlines
May 27
SNA4:37 pmSanta Ana J. Wayne/Orange Cnty
10h 54m
1 stop
ORD5:31 amChicago O'Hare Intl
Jun 3
ORD7:41 amChicago O'Hare Intl
10h 01m
2 stops
SNA3:42 pmSanta Ana J. Wayne/Orange Cnty
$280
Find similar

United Airlines flights from Orange County to Chicago

Our best United Airlines deals on Orange County to Chicago flight tickets
United Airlines
Jun 4
SNA2:03 pmSanta Ana J. Wayne/Orange Cnty
4h 03m
ORD8:06 pmChicago O'Hare Intl
Jun 7
ORD5:15 amChicago O'Hare Intl
6h 00m
1 stop
SNA9:15 amSanta Ana J. Wayne/Orange Cnty
$275
Find similar
United Airlines
Jan 16
SNA11:05 amSanta Ana J. Wayne/Orange Cnty
5h 41m
1 stop
ORD6:46 pmChicago O'Hare Intl
Jan 19
ORD7:48 pmChicago O'Hare Intl
4h 36m
SNA10:24 pmSanta Ana J. Wayne/Orange Cnty
$279
Find similar
United Airlines
Feb 13
SNA3:25 pmSanta Ana J. Wayne/Orange Cnty
7h 01m
1 stop
ORD12:26 amChicago O'Hare Intl
Feb 16
ORD7:44 pmChicago O'Hare Intl
4h 46m
SNA10:30 pmSanta Ana J. Wayne/Orange Cnty
$296
Find similar

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 December 27, 2025.
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 1/29

8:05 am-2:11 pm

Nonstop4h 06m

Chicago O'Hare Intl

Sun 2/1

7:30 pm-10:01 pm

Nonstop4h 31m

$269

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Sat 1/17

8:05 am-2:11 pm

Nonstop4h 06m

Chicago O'Hare Intl

Sat 1/24

7:30 pm-10:01 pm

Nonstop4h 31m

$270

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 1/15

11:42 am-5:52 pm

Nonstop4h 10m

Chicago O'Hare Intl

Wed 1/21

8:15 am-10:49 am

Nonstop4h 34m

$271

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 5/14

7:45 am-5:31 am

1 stop19h 46m

Chicago O'Hare Intl

Tue 5/19

8:53 pm-12:25 pm

1 stop17h 32m

$273

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 6/4

2:03 pm-8:06 pm

Nonstop4h 03m

Chicago O'Hare Intl

Sun 6/7

5:15 am-9:15 am

1 stop6h 00m

$275

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Thu 1/8

11:37 am-2:05 pm

1 stop24h 28m

Chicago Midway

Thu 1/15

12:57 pm-6:14 pm

1 stop7h 17m

$276

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 1/15

4:37 pm-2:17 pm

2 stops19h 40m

Chicago O'Hare Intl

Mon 1/19

8:43 pm-8:57 pm

3 stops26h 14m

$278

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Fri 1/16

11:05 am-6:46 pm

1 stop5h 41m

Chicago O'Hare Intl

Mon 1/19

7:48 pm-10:24 pm

Nonstop4h 36m

$279

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Thu 1/15

2:55 pm-10:20 pm

1 stop5h 25m

Chicago Midway

Wed 1/21

8:25 am-1:40 pm

1 stop7h 15m

$289

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Thu 1/15

2:55 pm-10:20 pm

1 stop5h 25m

Chicago Midway

Wed 1/21

2:10 pm-7:50 pm

2 stops7h 40m

$294

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 $243. If you’re not able to fly to Chicago in September, then February is your next best option. Flight prices from Orange County to Chicago during February average around $257.

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 $434.

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 $272. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $454.

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 $299 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 $239 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
8,215 reviews
Search Spirit Airlines flights
FrontierPriceFrom $110Free CancellationRating
5.8
3,070 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $190Free CancellationRating
8.0
11,550 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,117 reviews
Search United Airlines flights
American AirlinesPriceFrom $269Free CancellationRating
7.2
11,073 reviews
Search American Airlines flights
SouthwestPriceFrom $288Free CancellationRating
8.0
4,256 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