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Cheap flights from Santa Ana to Chicago from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Ana to Chicago departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Santa Ana to Chicago (SNA-CHI)

Cheap round-trip flights

Delta Logo
8:00 am - 5:43 pmSNA-MDW
7h 43m1 stop
Delta Logo
3:00 pm - 8:08 pmMDW-SNA
7h 08m1 stop
$269Delta
Find Deal
mié., oct. 22 - sáb., oct. 25
American Airlines Logo
2:59 pm - 9:09 pmSNA-ORD
4h 10mnonstop
American Airlines Logo
8:20 am - 10:48 amORD-SNA
4h 28mnonstop
$269American Airlines
Find Deal
vie., oct. 10 - mar., oct. 14
Spirit Airlines Logo
8:30 pm - 4:50 amSNA-ORD
6h 20m1 stop
Spirit Airlines Logo
12:46 pm - 10:05 pmORD-SNA
11h 19m1 stop
$270Spirit Airlines
Find Deal
dom., ago. 31 - sáb., sep. 6
Spirit Airlines Logo
8:30 pm - 4:50 amSNA-ORD
6h 20m1 stop
Spirit Airlines Logo
9:00 am - 1:15 pmORD-SNA
6h 15m1 stop
$271Spirit Airlines
Find Deal
mié., sep. 3 - sáb., sep. 6
Frontier Logo
2:24 pm - 9:58 pmSNA-MDW
5h 34m1 stop
Frontier Logo
4:48 pm - 12:13 pmMDW-SNA
21h 25m1 stop
$271Frontier
Find Deal
jue., sep. 25 - lun., sep. 29
Logo
6:45 am - 8:52 pmSNA-MDW
12h 07m1 stop
Logo
11:23 am - 10:05 pmMDW-SNA
12h 42m2 stops
$272
Find Deal
vie., sep. 26 - sáb., sep. 27
United Airlines Logo
1:48 pm - 7:59 pmSNA-ORD
4h 11mnonstop
United Airlines Logo
5:01 am - 9:17 amORD-SNA
6h 16m1 stop
$275United Airlines
Find Deal
vie., oct. 24 - sáb., oct. 25
Alaska Airlines Logo
9:25 pm - 5:01 amSNA-ORD
29h 36m1 stop
Alaska Airlines Logo
8:05 am - 10:42 amORD-SNA
4h 37mnonstop
$277Alaska Airlines
Find Deal
vie., nov. 7 - dom., nov. 9
United Airlines Logo
1:48 pm - 7:59 pmSNA-ORD
4h 11mnonstop
United Airlines Logo
6:00 am - 11:06 amORD-SNA
7h 06m1 stop
$279United Airlines
Find Deal
vie., sep. 26 - jue., oct. 2
Frontier Logo
12:58 pm - 9:28 pmSNA-ORD
6h 30m1 stop
Frontier Logo
7:20 am - 12:13 pmORD-SNA
6h 53m1 stop
$286Frontier
Find Deal
sáb., sep. 20 - mié., sep. 24

Spirit Airlines flights from Santa Ana to Chicago

Our best Spirit Airlines deals on Santa Ana to Chicago flight tickets
Spirit Airlines
Aug 31
SNA8:30 pmSanta Ana J. Wayne/Orange Cnty
6h 20m
1 stop
ORD4:50 amChicago O'Hare Intl
Sep 6
ORD12:46 pmChicago O'Hare Intl
11h 19m
1 stop
SNA10:05 pmSanta Ana J. Wayne/Orange Cnty
$270
Find similar
Spirit Airlines
Sep 3
SNA8:30 pmSanta Ana J. Wayne/Orange Cnty
6h 20m
1 stop
ORD4:50 amChicago O'Hare Intl
Sep 6
ORD9:00 amChicago O'Hare Intl
6h 15m
1 stop
SNA1:15 pmSanta Ana J. Wayne/Orange Cnty
$271
Find similar
Spirit Airlines
Sep 6
SNA2:15 pmSanta Ana J. Wayne/Orange Cnty
18h 27m
2 stops
ORD10:42 amChicago O'Hare Intl
Sep 9
ORD9:00 amChicago O'Hare Intl
6h 15m
1 stop
SNA1:15 pmSanta Ana J. Wayne/Orange Cnty
$272
Find similar

American Airlines flights from Santa Ana to Chicago

Our best American Airlines deals on Santa Ana to Chicago flight tickets
American Airlines
Oct 10
SNA2:59 pmSanta Ana J. Wayne/Orange Cnty
4h 10m
ORD9:09 pmChicago O'Hare Intl
Oct 14
ORD8:20 amChicago O'Hare Intl
4h 28m
SNA10:48 amSanta Ana J. Wayne/Orange Cnty
$269
Find similar
American Airlines
Sep 3
SNA7:55 amSanta Ana J. Wayne/Orange Cnty
4h 10m
ORD2:05 pmChicago O'Hare Intl
Sep 8
ORD6:45 amChicago O'Hare Intl
4h 19m
SNA9:04 amSanta Ana J. Wayne/Orange Cnty
$294
Find similar
American Airlines
Aug 31
SNA10:38 amSanta Ana J. Wayne/Orange Cnty
4h 14m
ORD4:52 pmChicago O'Hare Intl
Sep 6
ORD8:15 amChicago O'Hare Intl
4h 28m
SNA10:43 amSanta Ana J. Wayne/Orange Cnty
$295
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santa Ana 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 agosto 21, 2025.
Use the filters below to find and compare flights from Santa Ana to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

mié. 10/22

8:00 am-5:43 pm

1 stop7h 43m

Chicago Midway

sáb. 10/25

3:00 pm-8:08 pm

1 stop7h 08m

$269

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

vie. 10/10

2:59 pm-9:09 pm

Nonstop4h 10m

Chicago O'Hare Intl

mar. 10/14

8:20 am-10:48 am

Nonstop4h 28m

$269

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

dom. 8/31

8:30 pm-4:50 am

1 stop6h 20m

Chicago O'Hare Intl

sáb. 9/6

12:46 pm-10:05 pm

1 stop11h 19m

$270

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

mié. 9/3

8:30 pm-4:50 am

1 stop6h 20m

Chicago O'Hare Intl

sáb. 9/6

9:00 am-1:15 pm

1 stop6h 15m

$271

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

jue. 9/25

2:24 pm-9:58 pm

1 stop5h 34m

Chicago Midway

lun. 9/29

4:48 pm-12:13 pm

1 stop21h 25m

$271

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

vie. 9/26

6:45 am-8:52 pm

1 stop12h 07m

Chicago Midway

sáb. 9/27

11:23 am-10:05 pm

2 stops12h 42m

$272

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

vie. 10/24

1:48 pm-7:59 pm

Nonstop4h 11m

Chicago O'Hare Intl

sáb. 10/25

5:01 am-9:17 am

1 stop6h 16m

$275

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

vie. 11/7

9:25 pm-5:01 am

1 stop29h 36m

Chicago O'Hare Intl

dom. 11/9

8:05 am-10:42 am

Nonstop4h 37m

$277

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

vie. 9/26

1:48 pm-7:59 pm

Nonstop4h 11m

Chicago O'Hare Intl

jue. 10/2

6:00 am-11:06 am

1 stop7h 06m

$279

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

sáb. 9/20

12:58 pm-9:28 pm

1 stop6h 30m

Chicago O'Hare Intl

mié. 9/24

7:20 am-12:13 pm

1 stop6h 53m

$286

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 Santa Ana 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 Santa Ana, with most prices found around $351. If you’re not able to fly to Chicago in September, then August is your next best option. Flight prices from Santa Ana to Chicago during August average around $355.

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 Wednesday when prices can be found for as low as $361. 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 Santa Ana to Chicago for around $460.

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 Santa Ana to Chicago during this time can be as low as $283. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $445.

What is the cheapest Santa Ana J. Wayne/Orange Cnty to Chicago flight route?

Fly from Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl for the best Santa Ana J. Wayne/Orange Cnty - 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 Santa Ana when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Santa Ana for as low as $336 on momondo.

What cabin class options are available on Santa Ana J. Wayne/Orange Cnty to Chicago flights?

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

How have Santa Ana to Chicago flight prices changed over time?

As of August 2025, prices for Santa Ana to Chicago flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Santa Ana to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Ana to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santa Ana to Chicago (SNA to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Ana to Chicago

Best Price Found

$212

Fastest flight time

4h 03m

Direct flights

Every day

Airports in Chicago

1 airport
The best one-way flight to Chicago from Santa Ana in the past 72 hours is $212. The best round-trip flight deal from Santa Ana to Chicago found on momondo in the last 72 hours is $347.
The fastest flight from Santa Ana to Chicago takes 4h 03m
Direct flights go from Santa Ana to Chicago every day.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)
Search flight deals

  • How far is Santa Ana J. Wayne/Orange Cnty to Chicago by plane?

    A flight from Santa Ana J. Wayne/Orange Cnty to Chicago will travel around 1731.8 mi. Flights usually cover this in 4h 08m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to Chicago?

    Prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to Chicago are updated daily.

  • How many operators does momondo search for flights from Santa Ana J. Wayne/Orange Cnty Airport to Chicago?

  • How old do you have to be to fly from Santa Ana J. Wayne/Orange Cnty Airport 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 Santa Ana J. Wayne/Orange Cnty Airport 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 Santa Ana to Chicago?

  • What is the most popular airline from Santa Ana to Chicago?

Best airlines flying from Santa Ana to Chicago

Compare and see reviews for airlines that fly from Santa Ana to Chicago with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $110Free CancellationRating
5.8
3,207 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $110Free CancellationRating
6.3
8,035 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $190Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $269Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
SouthwestPriceFrom $312Free CancellationRating
8.0
4,245 reviews
Search Southwest flights

  • Alaska Airlines Flights From Santa Ana to Chicago

    Alaska Airlines is one of the most popular airlines flying from Santa Ana to Chicago, operating 23 flights/week on average for this route. A good Alaska Airlines flight deal for Santa Ana to Chicago starts from $190 round-trip, up to an average price of $439. Our users have rated Alaska Airlines at 8.0/10.

  • Southwest Flights From Santa Ana to Chicago

    Another popular option for Santa Ana to Chicago flights is Southwest (8.0/10, 4,245 ratings). Southwest flies from Santa Ana to Chicago around 2 times per week, with deals starting from $312 round-trip and rising to an average price of around $446.

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
Lansing
Portage
Schererville
Valparaiso
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Santa Ana to Chicago?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santa Ana to Chicago for you.

Can I find flights from Santa Ana to Chicago with flexible booking policies on momondo?

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

How can momondo help me find flights from Santa Ana 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 Santa Ana to Chicago.

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

Of course. momondo tracks the price of Santa Ana to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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