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>

$62 CHEAP FLIGHTS from California to Chicago

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

...and more

Travelers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$91

Overall average: $299

Frontier

Fri 12/5Mon 12/8

LAS - ORD • 1 stop

Cheapest non-stop

$112

Typical prices: $149-$470

Frontier

Fri 12/12Sun 12/14

LAS - ORD • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Chicago!

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

Fri, Dec 5 - Mon, Dec 8

8:47 am - 11:42 pmLAS-ORD

12h 55m1 stop

12:59 pm - 3:15 pmORD-LAS

4h 16mnonstop

$91Frontier

Find Deal

Thu, Dec 11 - Sun, Dec 14

12:52 pm - 10:24 pmLAS-ORD

7h 32m1 stop

12:59 pm - 3:15 pmORD-LAS

4h 16mnonstop

$93Frontier

Find Deal

Sat, Jan 10 - Mon, Jan 12

9:00 am - 5:41 pmLAS-ORD

6h 41m1 stop

10:32 pm - 12:41 amORD-LAS

4h 09mnonstop

$94Frontier

Find Deal

Fri, Dec 12 - Mon, Dec 15

1:16 am - 3:47 pmLAS-ORD

12h 31m1 stop

12:59 pm - 3:15 pmORD-LAS

4h 16mnonstop

$110Multiple Airlines

Find Deal

Wed, Dec 10 - Sat, Dec 13

8:00 am - 2:09 pmSAN-ORD

4h 09mnonstop

8:55 am - 11:22 amORD-SAN

4h 27mnonstop

$154Alaska Airlines

Find Deal

Tue, Feb 17 - Tue, Feb 24

5:42 pm - 11:59 pmSAN-ORD

4h 17mnonstop

3:07 pm - 5:52 pmORD-SAN

4h 45mnonstop

$155Alaska Airlines

Find Deal

Tue, Dec 16 - Thu, Jan 1

11:59 pm - 6:05 amLAX-ORD

4h 06mnonstop

6:02 pm - 8:41 pmORD-LAX

4h 39mnonstop

$155Multiple Airlines

Find Deal

Thu, Nov 27 - Sat, Dec 6

1:05 pm - 7:26 pmSAN-ORD

4h 21mnonstop

6:10 pm - 8:45 pmORD-SAN

4h 35mnonstop

$156American Airlines

Find Deal

Tue, Mar 3 - Wed, Mar 4

8:35 am - 2:58 pmSAN-ORD

4h 23mnonstop

8:20 am - 11:09 amORD-SAN

4h 49mnonstop

$157Hawaiian Airlines

Find Deal

Tue, Dec 30 - Tue, Jan 6

8:00 pm - 8:02 pmSJC-ORD

22h 02m1 stop

8:39 am - 2:16 pmORD-SJC

7h 37m1 stop

$307Hawaiian Airlines

Find Deal

Useful Info

Low season	January
High season	July
Cheapest flight	$62

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from Ontario 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.

Merrillville

Saint Joseph

Hammond

Portage

Lansing

Valparaiso

Chesterton

Schererville

Munster

Porter

Monticello

Saint John

Griffith

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 $683

Business Class flights to Chicagofrom $340

Prem Econ Class flights to Chicagofrom $525

Economy Class flights to Chicagofrom $143

$62 Find Cheap Flights from California to Chicago

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

Everything you should know

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.

Traveling to a place near Chicago?

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