How does KAYAK find such low prices on flights from California to Chicago?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Chicago. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Chicago?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from California is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from California to Chicago?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back to California with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Chicago?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$41 CHEAP FLIGHTS from California to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

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Flight Deals

Cheap Flights from California to Chicago

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from California to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from California to Chicago

Wed, Sep 3 - Wed, Sep 10

7:01 pm - 4:50 amSAN-ORD

7h 49m1 stop

11:15 am - 6:42 pmORD-SAN

9h 27m1 stop

$84Spirit Airlines

Find Deal

Sat, Sep 6 - Wed, Sep 10

6:15 am - 11:51 amLAS-ORD

3h 36mnonstop

11:15 am - 1:16 pmORD-LAS

4h 01mnonstop

$85Spirit Airlines

Find Deal

Thu, Sep 4 - Mon, Sep 8

6:00 am - 11:48 amLAS-ORD

3h 48mnonstop

9:54 pm - 12:05 amORD-LAS

4h 11mnonstop

$89Frontier

Find Deal

Wed, Sep 3 - Mon, Sep 8

7:01 pm - 4:50 amSAN-ORD

7h 49m1 stop

7:55 am - 10:30 amORD-SAN

4h 35mnonstop

$89

Find Deal

Mon, Aug 25 - Mon, Sep 1

1:17 pm - 4:50 amSAN-ORD

13h 33m1 stop

7:00 am - 9:20 amORD-SAN

4h 20mnonstop

$90

Find Deal

Thu, Sep 4 - Thu, Sep 11

4:53 pm - 11:15 pmSAN-ORD

4h 22mnonstop

7:55 am - 10:30 amORD-SAN

4h 35mnonstop

$91Frontier

Find Deal

Tue, Oct 14 - Sat, Oct 18

5:19 pm - 11:59 pmSAN-ORD

4h 40mnonstop

10:00 am - 1:00 pmORD-SAN

5h 00mnonstop

$107Hawaiian Airlines

Find Deal

Wed, Oct 8 - Wed, Oct 8

12:20 pm - 6:59 pmSAN-ORD

4h 39mnonstop

7:59 pm - 10:59 pmORD-SAN

5h 00mnonstop

$111Hawaiian Airlines

Find Deal

Thu, Sep 25 - Mon, Sep 29

10:30 pm - 4:37 amSAN-ORD

4h 07mnonstop

7:45 pm - 10:14 pmORD-SAN

4h 29mnonstop

$117United Airlines

Find Deal

Wed, Sep 17 - Tue, Sep 23

10:30 pm - 4:37 amSAN-ORD

4h 07mnonstop

8:50 am - 3:03 pmORD-SAN

8h 13m1 stop

$123United Airlines

Find Deal

Useful Info

Low season	January
High season	August
Cheapest flight	$41

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly and prices are also 8% lower on average.

Flight from John Wayne (Santa Ana) to Chicago O'Hare Airport

RodFlew with United AirlinesSAN-ORDSep 2024

Yes! Don’t reserve a flight with less than 1 1/2 hour connection time or you have a good possibility of missing your connection.

GeraldFlew with Alaska AirlinesSFO-ORDOct 2024

Book a flight as early in the day as possible to avoid incoming flight delays.

KimFlew with American AirlinesSNA-ORDNov 2024

Bring extra foods and buy extra drinks bring your meds

ShirleyFlew with United AirlinesLAX-ORDMay 2024

Check-in using the United AirLines app to access your boarding pass. Arrive at least two hours early at LAX airport.

How does KAYAK find such low prices on flights from California to Chicago?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Chicago.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Chicago?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to Chicago?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Chicago?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Chicago

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to California

First Class flights to Chicagofrom $754

Business Class flights to Chicagofrom $578

Prem Econ Class flights to Chicagofrom $559

Economy Class flights to Chicagofrom $139

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$41 Find Cheap Flights from California to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

Cheap Flights from California to Chicago

Recent round-trip flight deals from California to Chicago

Recent one-way flight deals from California to Chicago

Recent last minute flight deals from California to Chicago

Recent direct flight deals from California to Chicago

Good to know

Flights from California to Chicago: the best tips from KAYAK users

FAQs for booking flights from California to Chicago

How does KAYAK find such low prices on flights from California to Chicago?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Chicago.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Chicago?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to Chicago?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Chicago?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Chicago

Cabin class types available on flights to California

Complete your trip to Chicago with a hotel stay or car rental

Find direct flights for Chicago

Flights to other popular destinations

Flights from domestic origins to Chicago

Choose which airport to fly into in Chicago

Find deals for your return flight