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Cheap flights from Santa Ana to Chicago from $43

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 8/6. 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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Cheap round-trip flights

Spirit Airlines Logo
6:45 am - 2:13 pmSNA-ORD
5h 28m1 stop
Spirit Airlines Logo
3:18 pm - 7:03 pmORD-SNA
5h 45m1 stop
$112Spirit Airlines
Find Deal
Tue, Aug 5 - Wed, Aug 6
Spirit Airlines Logo
7:58 pm - 6:03 amSNA-ORD
8h 05m1 stop
Spirit Airlines Logo
5:35 pm - 9:21 pmORD-SNA
5h 46m1 stop
$124Spirit Airlines
Find Deal
Wed, Aug 6 - Sat, Aug 23
Spirit Airlines Logo
8:30 pm - 4:50 amSNA-ORD
6h 20m1 stop
Spirit Airlines Logo
10:15 am - 10:00 pmORD-SNA
13h 45m1 stop
$125Spirit Airlines
Find Deal
Wed, Aug 27 - Mon, Sep 22
Spirit Airlines Logo
8:30 pm - 4:50 amSNA-ORD
6h 20m1 stop
Spirit Airlines Logo
5:35 pm - 9:21 pmORD-SNA
5h 46m1 stop
$127Spirit Airlines
Find Deal
Thu, Aug 21 - Sat, Aug 30
Spirit Airlines Logo
6:45 am - 5:15 pmSNA-ORD
8h 30m1 stop
Spirit Airlines Logo
5:35 pm - 9:21 pmORD-SNA
5h 46m1 stop
$128Spirit Airlines
Find Deal
Tue, Aug 26 - Sat, Aug 30
Spirit Airlines Logo
6:45 am - 2:13 pmSNA-ORD
5h 28m1 stop
Spirit Airlines Logo
7:08 am - 11:26 amORD-SNA
6h 18m1 stop
$129Spirit Airlines
Find Deal
Sat, Aug 2 - Tue, Aug 5
Spirit Airlines Logo
6:45 am - 2:13 pmSNA-ORD
5h 28m1 stop
Spirit Airlines Logo
3:18 pm - 9:21 pmORD-SNA
8h 03m1 stop
$132Spirit Airlines
Find Deal
Tue, Aug 5 - Tue, Aug 12
Spirit Airlines Logo
6:45 am - 2:13 pmSNA-ORD
5h 28m1 stop
Spirit Airlines Logo
5:35 pm - 9:21 pmORD-SNA
5h 46m1 stop
$133Spirit Airlines
Find Deal
Tue, Aug 5 - Sat, Aug 23
Southwest Logo
3:25 pm - 11:05 pmSNA-ORD
5h 40m1 stop
Southwest Logo
5:25 pm - 10:10 pmORD-SNA
6h 45m1 stop
$170Southwest
Find Deal
Thu, Aug 21 - Mon, Aug 25
Southwest Logo
1:00 pm - 11:05 pmSNA-ORD
8h 05m2 stops
Southwest Logo
5:25 pm - 10:10 pmORD-SNA
6h 45m1 stop
$175Southwest
Find Deal
Wed, Aug 20 - Mon, Aug 25

Spirit Airlines flights from Santa Ana to Chicago O'Hare Intl Airport

Our best Spirit Airlines deals on Santa Ana to Chicago O'Hare Intl Airport flight tickets
Spirit Airlines
Aug 5
SNA6:45 amSanta Ana J. Wayne/Orange Cnty
5h 28m
1 stop
ORD2:13 pmChicago O'Hare Intl
Aug 6
ORD3:18 pmChicago O'Hare Intl
5h 45m
1 stop
SNA7:03 pmSanta Ana J. Wayne/Orange Cnty
$112
Find similar
Spirit Airlines
Aug 6
SNA7:58 pmSanta Ana J. Wayne/Orange Cnty
8h 05m
1 stop
ORD6:03 amChicago O'Hare Intl
Aug 23
ORD5:35 pmChicago O'Hare Intl
5h 46m
1 stop
SNA9:21 pmSanta Ana J. Wayne/Orange Cnty
$124
Find similar
Spirit Airlines
Aug 27
SNA8:30 pmSanta Ana J. Wayne/Orange Cnty
6h 20m
1 stop
ORD4:50 amChicago O'Hare Intl
Sep 22
ORD10:15 amChicago O'Hare Intl
13h 45m
1 stop
SNA10:00 pmSanta Ana J. Wayne/Orange Cnty
$125
Find similar

Southwest flights from Santa Ana to Chicago O'Hare Intl Airport

Our best Southwest deals on Santa Ana to Chicago O'Hare Intl Airport flight tickets
Southwest
Aug 21
SNA3:25 pmSanta Ana J. Wayne/Orange Cnty
5h 40m
1 stop
ORD11:05 pmChicago O'Hare Intl
Aug 25
ORD5:25 pmChicago O'Hare Intl
6h 45m
1 stop
SNA10:10 pmSanta Ana J. Wayne/Orange Cnty
$170
Find similar
Southwest
Aug 20
SNA1:00 pmSanta Ana J. Wayne/Orange Cnty
8h 05m
2 stops
ORD11:05 pmChicago O'Hare Intl
Aug 25
ORD5:25 pmChicago O'Hare Intl
6h 45m
1 stop
SNA10:10 pmSanta Ana J. Wayne/Orange Cnty
$175
Find similar
Southwest
Sep 20
SNA6:45 amSanta Ana J. Wayne/Orange Cnty
8h 00m
2 stops
ORD4:45 pmChicago O'Hare Intl
Sep 23
ORD7:00 amChicago O'Hare Intl
9h 15m
2 stops
SNA2:15 pmSanta Ana J. Wayne/Orange Cnty
$180
Find similar

See travel insights to Chicago from

How to get the cheapest flight ticket from Santa Ana to Chicago O'Hare Intl Airport

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 O'Hare Intl Airport?

The month of May is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Santa Ana averaging around $375.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $356. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Santa Ana because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $459.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Santa Ana in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $284 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $442. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl 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 O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Santa Ana when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $416 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Santa Ana for as low as $335 on momondo.

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

There are 4 cabin classes available to choose from on Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl 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 O'Hare Intl Airport flight prices changed over time?

As of July 2025, prices for Santa Ana to Chicago O'Hare Intl Airport flights are approximately 31% cheaper when compared to flights at the same time last year.

When to book flights from Santa Ana to Chicago O'Hare Intl Airport

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

Cheap Santa Ana to Chicago O'Hare Intl Airport (SNA to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Ana to Chicago O'Hare Intl Airport

Best Price Found

$43

Fastest flight time

5h 28m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Santa Ana in the past 72 hours is $43. The best round-trip flight deal from Santa Ana to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $112.
The fastest flight from Santa Ana to Chicago O'Hare Intl Airport takes 5h 28m
Direct flights go from Santa Ana to Chicago O'Hare Intl Airport every day.
Search flight deals

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

    The distance between Santa Ana J. Wayne/Orange Cnty and Chicago O'Hare Intl is about 1718.9 mi. A reasonable flight in good conditions will take 5h 28m.

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

    Prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to Chicago O'Hare Intl Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santa Ana J. Wayne/Orange Cnty Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Santa Ana to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Santa Ana to Chicago O'Hare Intl Airport?

Best airlines flying from Santa Ana to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Santa Ana to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $96Free CancellationRating
6.3
8,055 reviews
Search Spirit Airlines flights
FrontierPriceFrom $110Free CancellationRating
5.9
3,271 reviews
Search Frontier 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 $281Free CancellationRating
7.4
8,846 reviews
Search United Airlines flights

  • Alaska Airlines Flights From Santa Ana to Chicago O'Hare Intl Airport

    Alaska Airlines operates around 23 flights from Santa Ana to Chicago O'Hare Intl Airport every week. The average price of these flights found in the last 72 hours has been $443, but momondo users have found Alaska Airlines deals from Santa Ana to Chicago O'Hare Intl Airport from as low as $190 round-trip. Alaska Airlines has been scored 8.0/10 in 10,000 reviews.

  • United Airlines Flights From Santa Ana to Chicago O'Hare Intl Airport

    United Airlines is also a popular choice for this route. United Airlines flight deals for Santa Ana to Chicago O'Hare Intl Airport start from as low as $281 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $488. United Airlines operates 12 flights to Chicago O'Hare Intl Airport from Santa Ana in an average week. Users have rated it 7.4/10 across 8,846 reviews.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Rockford
Schaumburg
South Haven
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Racine
Tinley Park
Hammond
Elgin
Aurora
Orland Park
Janesville
Waukegan

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Santa Ana.

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

All flight searches from Santa Ana to Chicago on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Santa Ana to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Santa Ana and alert you when they change.

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