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$122+ Cheap flights from Orange County to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — CHI
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Orange County to Chicago

Cheapest flights from Orange County to Chicago
Explore the most affordable flight options available from Orange County to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:22 pm
SNA
-
ORD
Nonstop4h 03m
United Airlines
Mon 3/97:40 pm
ORD
-
SNA
Nonstop4h 46m
United Airlines
Deal found 2/1$269
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/243:23 pm
SNA
-
ORD
Nonstop4h 12m
American Airlines
Tue 3/108:10 am
ORD
-
SNA
Nonstop4h 36m
American Airlines
Deal found 2/2$270
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:48 pm
SNA
-
ORD
1 stop23h 29m
Multiple Airlines
Mon 2/237:35 am
ORD
-
SNA
2 stops15h 22m
Multiple Airlines
Deal found 2/3$271
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/13:24 pm
SNA
-
ORD
Nonstop4h 12m
American Airlines
Sat 4/47:05 am
ORD
-
SNA
1 stop11h 06m
American Airlines
Deal found 2/1$272
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:53 pm
SNA
-
ORD
1 stop8h 19m
Frontier
Wed 3/118:55 pm
ORD
-
SNA
1 stop23h 16m
Frontier
Deal found 2/2$273
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:20 pm
SNA
-
ORD
1 stop8h 27m
Frontier
Mon 5/49:03 am
ORD
-
SNA
2 stops11h 08m
Frontier
Deal found 2/1$274
This CheapOair deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/241:20 pm
SNA
-
ORD
1 stop14h 11m
Spirit Airlines
Sun 4/267:41 am
ORD
-
SNA
2 stops10h 01m
Spirit Airlines
Deal found 2/1$275
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/62:34 pm
SNA
-
MDW
1 stop6h 07m
Frontier
Sun 3/82:41 pm
MDW
-
SNA
2 stops22h 06m
Frontier
Deal found 2/2$276
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:20 pm
SNA
-
ORD
1 stop8h 27m
Multiple Airlines
Sun 5/178:53 pm
ORD
-
SNA
1 stop23h 18m
Multiple Airlines
Deal found 2/2$276
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/275:42 pm
SNA
-
ORD
2 stops18h 34m
Multiple Airlines
Mon 3/308:55 pm
ORD
-
SNA
1 stop19h 03m
Multiple Airlines
Deal found 2/2$277
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:45 am
SNA
-
ORD
2 stops21h 01m
Spirit Airlines
Sun 4/196:00 am
ORD
-
SNA
2 stops16h 57m
Spirit Airlines
Deal found 2/2$278
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:05 am
SNA
-
ORD
Nonstop4h 00m
United Airlines
Sat 8/296:00 am
ORD
-
SNA
1 stop7h 17m
United Airlines
Deal found 2/3$279

Find flight deals from Orange County to Chicago

Keep the following information in mind while searching for Orange County to Chicago flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(United Airlines)

One-way from

$122
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$279
Provider with most accurate pricing for Los Angeles-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Chicago (CHI) flights.
Search Deals
From Orange County to Chicago (CHI)
Search Deals
One-way flight from Orange County to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Orange County to Chicago that are best for you.

Fly from

Orange County

Fly to

Chicago

Route

Depart

Return

Price

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Tue 2/24

10:51 am-4:54 pm

Nonstop4h 03m

Chicago O'Hare Intl

Sat 2/28

4:00 pm-9:45 pm

1 stop7h 45m

$279

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Tue 4/7

6:45 am-1:00 pm

Nonstop4h 15m

Chicago O'Hare Intl

Wed 4/15

7:30 am-1:36 pm

1 stop8h 06m

$279

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Tue 3/24

2:22 pm-8:25 pm

Nonstop4h 03m

Chicago O'Hare Intl

Mon 3/30

7:49 pm-10:30 pm

Nonstop4h 41m

$288

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Tue 3/3

2:15 pm-9:50 pm

1 stop5h 35m

Chicago Midway

Mon 3/9

5:40 pm-9:55 pm

1 stop6h 15m

$289

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Mon 3/30

8:00 am-6:40 pm

1 stop8h 40m

Chicago Midway

Mon 4/6

2:05 pm-8:56 pm

1 stop8h 51m

$289

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Wed 4/1

7:30 pm-5:00 am

1 stop7h 30m

Chicago Midway

Sun 4/5

5:50 pm-10:10 pm

1 stop6h 20m

$289

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Sat 5/2

1:11 pm-10:28 pm

1 stop7h 17m

Chicago Midway

Tue 5/5

2:12 pm-8:57 pm

1 stop8h 45m

$289

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Tue 5/12

2:05 pm-10:00 pm

1 stop5h 55m

Chicago Midway

Tue 5/19

6:10 am-10:35 am

1 stop6h 25m

$289

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 3/5

11:15 am-11:52 pm

1 stop10h 37m

Chicago O'Hare Intl

Thu 3/12

2:20 pm-10:29 pm

1 stop10h 09m

$289

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Fri 4/17

3:40 pm-11:55 pm

1 stop6h 15m

Chicago Midway

Mon 4/20

5:15 pm-9:55 pm

1 stop6h 40m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 60 results
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Best time to book a flight from Orange County to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Orange County with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Orange County to Chicago

What is the cheapest month to book a flight from Orange County to Chicago?

Currently, February is the cheapest month in which you can book a flight from Orange County to Chicago (average of $147). Flying from Orange County to Chicago in March is currently the most expensive (average of $296). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KFI to CHI?

Find hourly flight availability from Orange County to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Orange County to Chicago as you normally would.

Weekly flight availability from Orange County to Chicago

Explore weekly flight availability from Orange County to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 3, 2026.

The most flights from zzKFI to CHI are scheduled on a Monday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated February 3, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and United Airlines from Orange County to Chicago to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,831 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,831 reviews
Alaska Airlines
8.0
Very good
11,831 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,271 reviews
Alaska Airlines
8.0
Very good
11,831 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,234 reviews
Alaska Airlines
8.0
Very good
11,831 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,215 reviews
Alaska Airlines
8.0
Very good
11,831 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Spirit Airlines
6.3
Okay
8,401 reviews
Alaska Airlines
8.0
Very good
11,831 reviews

Overall

8.0

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Orange County to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Orange County to Chicago?

    Airlines like United Airlines, Southwest, and Delta fly from Orange County to Chicago in about 4h 03m. The time it takes to get you to your destination can typically vary by up to 4h 37m. There are 1721 mi between Orange County and Chicago. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Orange County to Chicago one-way?

    $67 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $74 and $129, respectively.

  • What are the most popular routes from Orange County to Chicago?

    The most popular flight routes from Orange County to Chicago are Santa Ana J. Wayne/Orange Cnty - Chicago O'Hare Intl, Santa Ana J. Wayne/Orange Cnty - Chicago Midway and Long Beach Municipal - Chicago O'Hare Intl.

  • What are the most reliable airlines from Orange County to Chicago?

    The top 3 most reliable airlines when flying from Orange County to Chicago are Royal Jordanian (91%), United Airlines (86%) and Emirates (85%).

  • What are the cheapest flights from Orange County to Chicago?

    Looking for the cheapest flight from Orange County to Chicago? While on average our users pay $891, our data indicates the cheapest price to be $158. The most popular route (Santa Ana J. Wayne/Orange Cnty - Chicago O'Hare Intl), is priced around $151.

  • Can I find deals for flights from Orange County to Chicago that include hotel bookings?

    Yes. In addition to deals on Orange County to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Orange County to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Orange County to Chicago.

  • Can I find deals for business class flights from Orange County to Chicago?

    Yes. Cheapflights offers flight deals from Orange County to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Orange County to Chicago?

    Currently, February is the cheapest month in which you can book a flight from Orange County to Chicago (average of $147). Flying from Orange County to Chicago in March is currently the most expensive (average of $296). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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Alternative routes for Orange County to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Orange County to Chicago

Discover the top 6 airlines that operate flights from Orange County to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$103Average$194FlexibilityNo cancel feeOn-time65%
FrontierCheapest$152Average$232FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$190Average$476FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$269Average$445FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$269Average$380FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$288Average$443FlexibilityNo cancel feeOn-time63%

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