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O'Hare Intl

$76+ Cheap flights from Santa Ana (SNA) to O'Hare Intl (ORD)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — ORD
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl are usually found in January or October, booked 67 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Santa Ana to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to O'Hare Intl (ORD). 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 April 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$205
(CheapOair)

One-way from

$76
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$417

Good round-trip deal

$356 or less

Good one-way deal

$211 or less
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-Chicago O'Hare Intl flights.
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From Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl
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One-way flight from Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl
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Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Santa Ana J. Wayne/Orange Cnty to Chicago O'Hare Intl.
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Find flight deals from Santa Ana to O'Hare Intl

Cheapest flights from Santa Ana to O'Hare Intl
Explore the most affordable flight options available from Santa Ana to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

This CheapOair deal was found by Cheapflights users on 4/15. 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 4/2512:20 pmSNA - ORD
1 stop9h 17mFrontier
Sun 4/278:07 pmORD - SNA
1 stop24h 41mFrontier
Deal found 4/15$201
This CheapOair deal was found by Cheapflights users on 4/16. 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.
Thu 5/86:45 amSNA - ORD
1 stop26h 10mSpirit Airlines
Sun 5/119:02 pmORD - SNA
1 stop15h 50mSpirit Airlines
Deal found 4/16$205
This CheapOair deal was found by Cheapflights users on 4/16. 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.
Thu 5/83:16 pmSNA - ORD
2 stops12h 09mMultiple Airlines
Sun 5/118:14 pmORD - SNA
1 stop24h 22mMultiple Airlines
Deal found 4/16$231
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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.
Wed 10/224:50 pmSNA - ORD
1 stop10h 14mAlaska Airlines
Tue 10/286:50 pmORD - SNA
1 stop16h 00mAlaska Airlines
Deal found 4/15$268
This American Airlines deal was found by Cheapflights users on 4/15. 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 10/2211:44 amSNA - ORD
Nonstop4h 11mAmerican Airlines
Tue 10/287:05 amORD - SNA
Nonstop4h 30mAmerican Airlines
Deal found 4/15$269
This Delta deal was found by Cheapflights users on 4/15. 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 5/67:40 amSNA - ORD
1 stop7h 50mDelta
Sun 5/115:30 amORD - SNA
1 stop7h 40mDelta
Deal found 4/15$286
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Sat 5/310:50 amSNA - ORD
Nonstop4h 05mUnited Airlines
Sat 5/104:00 pmORD - SNA
Nonstop4h 44mUnited Airlines
Deal found 4/14$294
This Hawaiian Airlines deal was found by Cheapflights users on 4/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/237:01 amSNA - ORD
1 stop9h 19mHawaiian Airlines
Tue 4/296:00 amORD - SNA
1 stop10h 19mHawaiian Airlines
Deal found 4/15$328

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Ana to O'Hare Intl 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 April 16, 2025.
Use the filters below to find and compare flights from Santa Ana to Chicago O'Hare Intl Airport that are best for you.

Fly from

Santa Ana

Fly to

O'Hare Intl

Route

Depart

Return

Price

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 5/8

6:45 am-10:55 am

1 stop26h 10m

Chicago O'Hare Intl

Sun 5/11

9:02 pm-10:52 am

1 stop15h 50m

$205

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 5/8

3:16 pm-5:25 am

2 stops12h 09m

Chicago O'Hare Intl

Sun 5/11

8:14 pm-6:36 pm

1 stop24h 22m

$231

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 5/22

3:29 pm-8:53 pm

1 stop27h 24m

Chicago O'Hare Intl

Mon 5/26

6:00 am-11:11 am

1 stop7h 11m

$271

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Tue 5/6

3:37 pm-6:05 am

2 stops12h 28m

Chicago O'Hare Intl

Sat 5/10

6:00 am-2:19 pm

1 stop10h 19m

$281

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Tue 5/6

5:10 pm-12:53 am

1 stop5h 43m

Chicago O'Hare Intl

Sat 5/10

5:30 am-1:05 pm

1 stop9h 35m

$286

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Sat 5/3

10:50 am-4:55 pm

Nonstop4h 05m

Chicago O'Hare Intl

Sat 5/10

4:00 pm-6:44 pm

Nonstop4h 44m

$294

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Thu 5/15

3:14 pm-9:22 pm

Nonstop4h 08m

Chicago O'Hare Intl

Tue 5/20

7:05 am-9:34 am

Nonstop4h 29m

$302

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Wed 5/21

7:58 pm-5:25 am

1 stop7h 27m

$76

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Fri 5/16

11:00 am-7:42 pm

1 stop6h 42m

$98

Santa AnaChicago

SNA - ORD

SNAORD

Santa Ana J. Wayne/Orange Cnty

Tue 5/6

1:57 pm-6:05 am

2 stops14h 08m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 15 results
1
2

Compare providers for flights from Santa Ana to O'Hare Intl

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 O'Hare Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 O'Hare Intl Airport 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 O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Ana-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 O'Hare Intl Airport 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 O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Santa Ana to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Santa Ana to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Santa Ana to O'Hare Intl. Price data was last updated on April 11, 2025.

The price you pay for your flight from Santa Ana to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Santa Ana to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Santa Ana to Chicago O'Hare Intl Airport (average of $245). Flying from Santa Ana to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 ORD?

Find hourly flight availability from Santa Ana to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Santa Ana to Chicago O'Hare Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Santa Ana to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Santa Ana to O'Hare Intl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Santa Ana to Chicago O'Hare Intl Airport flight should consider departing on Friday 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.

Weekly flight availability from Santa Ana to Chicago O'Hare Intl Airport

Explore weekly flight availability from Santa Ana to O'Hare Intl. 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 April 16, 2025.

The most flights from SNA to ORD are scheduled on a Monday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport 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 O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated April 16, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Santa Ana to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,282 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,380 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,665 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Santa Ana to O'Hare Intl. 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 O'Hare Intl?

    Most people fly from Santa Ana J. Wayne/Orange Cnty (SNA) if they book a flight from Santa Ana to Chicago O'Hare Intl. On average, J. Wayne/Orange Cnty has 25 outbound flights to Chicago O'Hare Intl per day from 5 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 O'Hare Intl Airport round-trip?

    Our cheapest airline available from Santa Ana to Chicago O'Hare Intl Airport is Spirit Airlines. Our recent data shows that you can find tickets from as low as $205 on this airline. Additional options worth looking into are Frontier and Alaska Airlines, starting at $271 and $281 round-trip. Spirit Airlines is currently priced 52% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Santa Ana to Chicago O'Hare Intl Airport one-way?

    $76 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 Alaska Airlines, with prices starting from $98 and $137, respectively.

  • What are the most reliable airlines from Santa Ana to Chicago O'Hare Intl Airport?

    Consider Brussels Airlines (89%), Emirates (87%) or United Airlines (87%) when booking your flight. These represent the most reliable airlines when flying from Santa Ana to Chicago O'Hare Intl Airport.

  • What are the cheapest flights from Santa Ana to Chicago O'Hare Intl Airport?

    Looking for the cheapest flight from Santa Ana to Chicago O'Hare Intl Airport? While on average our users pay $825, our data indicates the cheapest price to be $148. The most popular route (Santa Ana J. Wayne/Orange Cnty - Chicago O'Hare Intl), is priced around $169.

  • Can I find deals for flights from Santa Ana to O'Hare Intl that include hotel bookings?

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

  • How can I find direct flights from Santa Ana to O'Hare Intl?

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

  • Can I find deals for business class flights from Santa Ana to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Santa Ana to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Santa Ana to Chicago O'Hare Intl Airport (average of $245). Flying from Santa Ana to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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
Schaumburg
Hoffman Estates
Rosemont
Beloit
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Rockford
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Tinley Park
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Oak Brook

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Alternative routes for Santa Ana to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Santa Ana to O'Hare Intl

Discover the top 5 airlines that operate flights from Santa Ana to O'Hare Intl. 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 April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$101Average$241FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$162FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$277Average$424FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$307Average$493FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$308Average$450FlexibilityNo cancel feeOn-time75%

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