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Cheap flights from Chicago O'Hare Intl Airport to California from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to California departing on 3/2. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to California

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:38 pm - 9:17 pmORD-ONT
24h 39m1 stop
Frontier Logo
6:30 am - 9:33 pmONT-ORD
13h 03m1 stop
$117Frontier
Find Deal
Mon, Feb 2 - Fri, Feb 6
Frontier Logo
6:00 am - 11:10 amORD-ONT
7h 10m1 stop
Frontier Logo
1:46 pm - 11:44 pmONT-ORD
7h 58m1 stop
$125Frontier
Find Deal
Thu, Nov 13 - Thu, Nov 13
Spirit Airlines Logo
7:58 pm - 10:07 pmORD-LAS
4h 09mnonstop
Spirit Airlines Logo
11:59 pm - 5:32 amLAS-ORD
3h 33mnonstop
$135Spirit Airlines
Find Deal
Tue, Nov 18 - Thu, Nov 20
Spirit Airlines Logo
4:58 pm - 7:04 pmORD-LAS
4h 06mnonstop
Spirit Airlines Logo
11:59 pm - 5:32 amLAS-ORD
3h 33mnonstop
$136Spirit Airlines
Find Deal
Mon, Nov 24 - Tue, Dec 2
United Airlines Logo
10:50 am - 12:57 pmORD-LAS
4h 07mnonstop
United Airlines Logo
11:59 pm - 5:33 amLAS-ORD
3h 34mnonstop
$145United Airlines
Find Deal
Tue, Dec 2 - Thu, Dec 4
United Airlines Logo
9:05 pm - 11:19 pmORD-LAS
4h 14mnonstop
United Airlines Logo
11:30 pm - 5:06 amLAS-ORD
3h 36mnonstop
$149United Airlines
Find Deal
Fri, Jan 16 - Mon, Jan 19
American Airlines Logo
8:47 pm - 10:57 pmORD-LAS
4h 10mnonstop
American Airlines Logo
11:59 pm - 5:52 amLAS-ORD
3h 53mnonstop
$159American Airlines
Find Deal
Sun, Dec 21 - Wed, Dec 24
American Airlines Logo
8:46 pm - 11:27 pmORD-LAX
4h 41mnonstop
American Airlines Logo
11:59 pm - 6:01 amLAX-ORD
4h 02mnonstop
$160American Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Alaska Airlines Logo
3:05 pm - 5:33 pmORD-SAN
4h 28mnonstop
Alaska Airlines Logo
5:53 pm - 11:50 pmSAN-ORD
3h 57mnonstop
$163Alaska Airlines
Find Deal
Wed, Dec 10 - Fri, Dec 12
Alaska Airlines Logo
8:55 am - 11:22 amORD-SAN
4h 27mnonstop
Alaska Airlines Logo
8:00 am - 2:29 pmSAN-ORD
4h 29mnonstop
$165Alaska Airlines
Find Deal
Wed, Dec 17 - Fri, Jan 9

Spirit Airlines flights from Chicago O'Hare Intl Airport to California

Our best Spirit Airlines deals on Chicago O'Hare Intl Airport to California flight tickets
Spirit Airlines
Nov 10
ORD7:58 pmChicago O'Hare Intl
4h 09m
LAS10:07 pmLas Vegas Harry Reid Intl
Nov 14
LAS11:59 pmLas Vegas Harry Reid Intl
3h 33m
ORD5:32 amChicago O'Hare Intl
$133
Find similar
Spirit Airlines
Nov 18
ORD7:58 pmChicago O'Hare Intl
4h 09m
LAS10:07 pmLas Vegas Harry Reid Intl
Nov 20
LAS11:59 pmLas Vegas Harry Reid Intl
3h 33m
ORD5:32 amChicago O'Hare Intl
$135
Find similar
Spirit Airlines
Nov 24
ORD4:58 pmChicago O'Hare Intl
4h 06m
LAS7:04 pmLas Vegas Harry Reid Intl
Dec 2
LAS11:59 pmLas Vegas Harry Reid Intl
3h 33m
ORD5:32 amChicago O'Hare Intl
$136
Find similar

Frontier flights from Chicago O'Hare Intl Airport to California

Our best Frontier deals on Chicago O'Hare Intl Airport to California flight tickets
Frontier
Feb 2
ORD10:38 pmChicago O'Hare Intl
24h 39m
1 stop
ONT9:17 pmOntario
Feb 6
ONT6:30 amOntario
13h 03m
1 stop
ORD9:33 pmChicago O'Hare Intl
$117
Find similar
Frontier
Nov 13
ORD6:00 amChicago O'Hare Intl
7h 10m
1 stop
ONT11:10 amOntario
Nov 13
ONT1:46 pmOntario
7h 58m
1 stop
ORD11:44 pmChicago O'Hare Intl
$125
Find similar
Frontier
Nov 13
ORD6:00 amChicago O'Hare Intl
7h 10m
1 stop
ONT11:10 amOntario
Nov 20
ONT6:30 amOntario
9h 00m
1 stop
ORD5:30 pmChicago O'Hare Intl
$130
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to California 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 October 30, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Mon 2/2

10:38 pm-9:17 pm

1 stop24h 39m

Ontario

Fri 2/6

6:30 am-9:33 pm

1 stop13h 03m

$117

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Thu 11/13

6:00 am-11:10 am

1 stop7h 10m

Ontario

Thu 11/13

1:46 pm-11:44 pm

1 stop7h 58m

$125

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 11/18

7:58 pm-10:07 pm

Nonstop4h 09m

Las Vegas Harry Reid Intl

Thu 11/20

11:59 pm-5:32 am

Nonstop3h 33m

$135

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 11/24

4:58 pm-7:04 pm

Nonstop4h 06m

Las Vegas Harry Reid Intl

Tue 12/2

11:59 pm-5:32 am

Nonstop3h 33m

$136

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 12/2

10:50 am-12:57 pm

Nonstop4h 07m

Las Vegas Harry Reid Intl

Thu 12/4

11:59 pm-5:33 am

Nonstop3h 34m

$145

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 1/16

9:05 pm-11:19 pm

Nonstop4h 14m

Las Vegas Harry Reid Intl

Mon 1/19

11:30 pm-5:06 am

Nonstop3h 36m

$149

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 12/21

8:47 pm-10:57 pm

Nonstop4h 10m

Las Vegas Harry Reid Intl

Wed 12/24

11:59 pm-5:52 am

Nonstop3h 53m

$159

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Sat 12/6

8:46 pm-11:27 pm

Nonstop4h 41m

Los Angeles

Sat 12/13

11:59 pm-6:01 am

Nonstop4h 02m

$160

ChicagoSan Diego

ORD - SAN

ORDSAN

Chicago O'Hare Intl

Wed 12/10

3:05 pm-5:33 pm

Nonstop4h 28m

San Diego

Fri 12/12

5:53 pm-11:50 pm

Nonstop3h 57m

$163

ChicagoSan Diego

ORD - SAN

ORDSAN

Chicago O'Hare Intl

Wed 12/17

8:55 am-11:22 am

Nonstop4h 27m

San Diego

Fri 1/9

8:00 am-2:29 pm

Nonstop4h 29m

$165

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 California from

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

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 California?

The month of August is another great option to travel to California, with average flight prices from Chicago O'Hare Intl Airport averaging around $225.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from Chicago O'Hare Intl Airport to California is on a Thursday. Travelers who choose to depart for California on a Thursday will often find tickets for as low as $338. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to California on Monday is $508.

What is the cheapest time of day to depart on your flight to California?

The cheapest time of day to fly to California is in the morning when flights can be purchased for as low as $320. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $834 on average. Flights to California from Chicago O'Hare Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago O'Hare Intl to California flight route?

Fly from Chicago O'Hare Intl to San Diego for the best Chicago O'Hare Intl - California flight prices

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around $270 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Chicago O'Hare Intl Airport for as low as $226 on momondo.

What cabin class options are available on Chicago O'Hare Intl to California flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to California flights?

You could potentially save up to 9% on your flight if you consider stops on a Chicago O'Hare Intl Airport to California flight.

Cheap Chicago O'Hare Intl Airport to California flight deals and tips

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

Best Price Found

$99

Fastest flight time

4h 01m

Direct flights

Every day

Airports in California

1 airport
The best one-way flight to California from Chicago O'Hare Intl Airport in the past 72 hours is $99. The best round-trip flight deal from Chicago O'Hare Intl Airport to California found on momondo in the last 72 hours is $193.
The fastest flight from Chicago O'Hare Intl Airport to California takes 4h 01m
Direct flights go from Chicago O'Hare Intl Airport to California every day.
There is 1 airport near California: Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to California?

    Prices for flights from Chicago O'Hare Intl Airport to California are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to California?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to California?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to California.

  • What documentation or ID do you need to fly to California?

    The travel and health documents you'll need for your trip to California 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 California. 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 Chicago O'Hare Intl Airport to California?

Best airlines flying from Chicago O'Hare Intl Airport to California

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to California with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $79Free CancellationRating
5.8
3,123 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $83Free CancellationRating
6.3
8,115 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $108Free CancellationRating
7.8
2,797 reviews
Search Hawaiian Airlines flights
Sun Country AirPriceFrom $112Free CancellationRating
6.9
335 reviews
Search Sun Country Air flights
DeltaPriceFrom $128Free CancellationRating
7.9
7,993 reviews
Search Delta flights
SouthwestPriceFrom $138Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $142Free CancellationRating
8.0
11,214 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $165Free CancellationRating
7.2
11,030 reviews
Search American Airlines flights
United AirlinesPriceFrom $176Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights

Why use momondo?

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

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 Chicago to California for you.

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

Flights from Chicago to California with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to California?

Once all potential Chicago to California 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 Chicago to California right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to California now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to California and let you know when they change.

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