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$120+ Cheap flights from Santa Ana (SNA) 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — CHI
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
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The best prices from Santa Ana J. Wayne/Orange Cnty to Chicago are usually found in May or April, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Santa Ana to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$278
(CheapOair)

One-way from

$120
(Mytrip)

Popular in

December

Cheapest in

May

Average price

$439

Good round-trip deal

$382 or less

Good one-way deal

$190 or less
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-Chicago (CHI) flights.
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From Santa Ana J. Wayne/Orange Cnty to Chicago (CHI)
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One-way flight from Santa Ana J. Wayne/Orange Cnty to Chicago (CHI)
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Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Santa Ana J. Wayne/Orange Cnty to Chicago (CHI).
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Price to beat on a one-way flight from Santa Ana J. Wayne/Orange Cnty to Chicago (CHI).
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Find flight deals from Santa Ana to Chicago

Cheapest flights from Santa Ana to Chicago
Explore the most affordable flight options available from Santa Ana to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

This CheapOair deal was found by Cheapflights users on 3/6. 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.
Wed 5/143:31 pmSNA - ORD
1 stop6h 12mSpirit Airlines
Mon 5/193:21 pmORD - SNA
1 stop8h 20mSpirit Airlines
Deal found 3/6$278
This Frontier deal was found by Cheapflights users on 3/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1311:39 amSNA - MDW
1 stop10h 48mFrontier
Fri 6/206:15 amMDW - SNA
1 stop6h 24mFrontier
Deal found 3/7$280
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Wed 5/711:00 amSNA - ORD
1 stop6h 39mUnited Airlines
Sat 5/104:00 pmORD - SNA
Nonstop4h 44mUnited Airlines
Deal found 3/7$281
This Expedia deal was found by Cheapflights users on 3/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/281:30 pmSNA - ORD
Nonstop4h 09mMultiple Airlines
Mon 6/23:18 pmORD - SNA
1 stop6h 47mMultiple Airlines
Deal found 3/7$286
This CheapOair deal was found by Cheapflights users on 3/6. 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.
Sun 3/1612:30 pmSNA - ORD
1 stop9h 53mFrontier
Mon 3/176:30 amORD - SNA
1 stop7h 00mFrontier
Deal found 3/6$287
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/612:00 pmSNA - MDW
1 stop8h 22mDelta
Tue 5/136:00 amMDW - SNA
1 stop9h 05mDelta
Deal found 3/7$291
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:45 amSNA - ORD
1 stop9h 05mAlaska Airlines
Mon 9/299:00 pmORD - SNA
1 stop13h 50mAlaska Airlines
Deal found 3/7$294
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Thu 4/246:45 amSNA - RFD
1 stop12h 01mMultiple Airlines
Sun 4/279:36 pmRFD - SNA
1 stop25h 53mMultiple Airlines
Deal found 3/7$296
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/198:05 amSNA - ORD
1 stop6h 59mDelta
Thu 4/241:55 pmORD - SNA
1 stop6h 18mDelta
Deal found 3/7$297
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Sat 4/192:28 pmSNA - ORD
Nonstop4h 06mAmerican Airlines
Thu 4/249:51 amORD - SNA
Nonstop4h 29mAmerican Airlines
Deal found 3/6$303
This KAYAK deal was found by Cheapflights users on 3/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/13:45 pmSNA - ORD
2 stops18h 05mSouthwest
Thu 4/36:15 amORD - SNA
3 stops16h 50mSouthwest
Deal found 3/7$356
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/294:15 pmSNA - MDW
1 stop6h 10mSouthwest
Mon 5/58:25 amMDW - SNA
1 stop7h 20mSouthwest
Deal found 3/7$362

Find flights from Santa Ana to Chicago within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2025.

Fly from

Santa Ana

Fly to

Chicago

Route

Depart

Return

Price

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Wed 5/14

3:31 pm-11:43 pm

1 stop6h 12m

Chicago O'Hare Intl

Mon 5/19

3:21 pm-9:41 pm

1 stop8h 20m

$278

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Fri 6/13

11:39 am-12:27 am

1 stop10h 48m

Chicago Midway

Fri 6/20

6:15 am-10:39 am

1 stop6h 24m

$280

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Wed 5/7

11:00 am-7:39 pm

1 stop6h 39m

Chicago O'Hare Intl

Sat 5/10

4:00 pm-6:44 pm

Nonstop4h 44m

$281

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Wed 5/28

1:30 pm-7:39 pm

Nonstop4h 09m

Chicago O'Hare Intl

Mon 6/2

3:18 pm-8:05 pm

1 stop6h 47m

$286

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Sun 3/16

12:30 pm-12:23 am

1 stop9h 53m

Chicago O'Hare Intl

Mon 3/17

6:30 am-11:30 am

1 stop7h 00m

$287

Santa AnaChicago

SNA - MDW

SNAMDW

Santa Ana J. Wayne/Orange Cnty

Tue 5/6

12:00 pm-10:22 pm

1 stop8h 22m

Chicago Midway

Wed 5/14

6:00 am-1:05 pm

1 stop9h 05m

$291

Santa AnaChicago

SNA - RFD

SNARFD

Santa Ana J. Wayne/Orange Cnty

Thu 4/24

6:45 am-8:46 pm

1 stop12h 01m

Chicago Greater Rockford

Sun 4/27

9:36 pm-9:29 pm

1 stop25h 53m

$296

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Sat 4/19

8:05 am-5:04 pm

1 stop6h 59m

Chicago O'Hare Intl

Thu 4/24

1:55 pm-6:13 pm

1 stop6h 18m

$297

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Sat 4/19

2:28 pm-8:34 pm

Nonstop4h 06m

Chicago O'Hare Intl

Thu 4/24

9:51 am-12:20 pm

Nonstop4h 29m

$303

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Tue 4/1

3:45 pm-11:50 am

2 stops18h 05m

Chicago O'Hare Intl

Thu 4/3

6:15 am-9:05 pm

3 stops16h 50m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 27 results
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Compare providers for flights from Santa Ana to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Ana to Chicago in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santa Ana-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Ana-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Ana-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Ana-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santa Ana to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Santa Ana 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.

Travel insights for flights from Santa Ana to Chicago

Get recent, data-driven insights about flights from Santa Ana to Chicago including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Santa Ana to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Santa Ana to Chicago. Price data was last updated on February 28, 2025.

To ensure you get the cheapest price possible for a flight from Santa Ana to Chicago, you should look to book at least 57 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Santa Ana to Chicago?

Currently, August is the cheapest month in which you can book a flight from Santa Ana to Chicago (average of $245). Flying from Santa Ana to Chicago in March is currently the most expensive (average of $326). 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 SNA to CHI?

Find hourly flight availability from Santa Ana 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 March 8, 2025.

When flying from Santa Ana to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 38% versus a flight in the morning.

What is the cheapest day to fly from Santa Ana to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Santa Ana to Chicago. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Santa Ana to Chicago flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 March 8, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Santa Ana to Chicago have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,314 reviews

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,314 reviews
Southwest
8.1
Very good
4,314 reviews

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,714 reviews
Southwest
8.1
Very good
4,314 reviews

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,024 reviews
Southwest
8.1
Very good
4,314 reviews

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Hawaiian Airlines
7.9
Good
2,318 reviews
Southwest
8.1
Very good
4,314 reviews

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,649 reviews
Southwest
8.1
Very good
4,314 reviews

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Overall

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

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

  • What airport do you fly from for flights from Santa Ana to Chicago?

    Most people fly from Santa Ana J. Wayne/Orange Cnty (SNA) if they book a flight from Santa Ana to Chicago. On average, J. Wayne/Orange Cnty has 6 outbound flights to Chicago per day from 7 airlines. Santa Ana J. Wayne/Orange Cnty is conveniently located just 4.8 mi from Santa Ana’s city center.

  • What are the cheapest airlines flying from Santa Ana to Chicago round-trip?

    Currently priced at $278, Spirit Airlines will fly you from Santa Ana to Chicago and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and United Airlines - these airlines can fly you to your destination from $280 and $281, respectively. Users have found that Spirit Airlines is 35% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Santa Ana to Chicago one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $120. However, be on the lookout for offers from Frontier and Alaska Airlines, as they are both options that can get you from Santa Ana to Chicago for a low price.

  • What are the most popular routes from Santa Ana to Chicago?

    The most popular route from Santa Ana to Chicago is Santa Ana J. Wayne/Orange Cnty - Chicago O'Hare Intl. You may also consider Santa Ana J. Wayne/Orange Cnty - Chicago Midway or Santa Ana J. Wayne/Orange Cnty - Chicago Greater Rockford.

  • What are the most reliable airlines from Santa Ana to Chicago?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Santa Ana to Chicago on time: Qatar Airways (91%), United Airlines (88%), Aer Lingus (87%).

  • What are the cheapest flights from Santa Ana to Chicago?

    Looking for the cheapest flight from Santa Ana to Chicago? While on average our users pay $928, our data indicates the cheapest price to be $118. The most popular route (Santa Ana J. Wayne/Orange Cnty - Chicago O'Hare Intl), is priced around $123.

  • Can I find deals for flights from Santa Ana to Chicago that include hotel bookings?

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

  • How can I find direct flights from Santa Ana to Chicago?

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

  • Can I find deals for business class flights from Santa Ana to Chicago?

    Yes. Cheapflights offers flight deals from Santa Ana 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 Santa Ana to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Santa Ana to Chicago (average of $245). Flying from Santa Ana to Chicago in March is currently the most expensive (average of $326). 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 Santa Ana?

Book flights to Santa Ana if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

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Alternative routes for Santa Ana to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Santa Ana to Chicago

Discover the top 7 airlines that operate flights from Santa Ana 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 March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$101Average$247FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$250FlexibilityNo cancel feeOn-time62%
DeltaCheapest$199Average$457FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$294Average$436FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$304Average$489FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$308Average$374FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$430Average$470FlexibilityNo cancel feeOn-time63%
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