Cheap flights from Illinois to California

ORD — LAX
Jan 31 — Feb 71

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 53 days in advance, which can save you up to 37% on flights from Illinois to California compared to booking the week you need them. Waiting 53 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $349. For sooner than that we have options available in the next 3 days from $452.

What is the cheapest month to fly from Illinois to California?

Our data shows that February tends to be the cheapest month to fly to California from Illinois. Users have commonly found prices around $317 for the month, but tickets can be as low as $93. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from Illinois to California (IL - CA)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to California as you normally would.

Cheap flights from Illinois to California in January, February 2023

The best prices found for Illinois to California flights for January, February
Feb 10 - Feb 18
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$83

Spirit Airlines

Pick Dates

Deal found 1/24

Feb 8 - Feb 11
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$84

Spirit Airlines

Pick Dates

Deal found 1/23

Feb 21 - Feb 21
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 43m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$85

Spirit Airlines

Pick Dates

Deal found 1/23

Illinois to California 2023 flight deals

Cheap flights to California from Illinois found for this year
Apr 18 - Apr 26
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 38m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 05m
$82

Spirit Airlines

Pick Dates

Deal found 1/26

Feb 10 - Feb 18
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$83

Spirit Airlines

Pick Dates

Deal found 1/24

Feb 8 - Feb 11
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$84

Spirit Airlines

Pick Dates

Deal found 1/23

Cheap Spirit Airlines flights from Illinois to California

Apr 18 - Apr 26
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 38m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 05m
$82

Spirit Airlines

Pick Dates

Deal found 1/26

Feb 10 - Feb 18
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$83

Spirit Airlines

Pick Dates

Deal found 1/24

Feb 8 - Feb 11
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$84

Spirit Airlines

Pick Dates

Deal found 1/23

Cheap Delta flights from Illinois to California

Apr 28 - May 2
ORD

Chicago O'Hare Intl

PSP

Palm Springs

1 stop

7h 30m
PSP

Palm Springs

ORD

Chicago O'Hare Intl

1 stop

8h 12m
$239

Delta

Pick Dates

Deal found 1/26

Feb 28 - Mar 4
ORD

Chicago O'Hare Intl

PSP

Palm Springs

1 stop

10h 22m
PSP

Palm Springs

ORD

Chicago O'Hare Intl

1 stop

8h 09m
$263

Delta

Pick Dates

Deal found 1/26

Feb 4 - Feb 14
MDW

Chicago Midway

LAX

Los Angeles

1 stop

7h 59m
LAX

Los Angeles

MDW

Chicago Midway

1 stop

8h 25m
$279

Delta

Pick Dates

Deal found 1/26

Non-stop flights to California from Illinois

Save time with Illinois to California direct flight deals
Apr 18 - Apr 26
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 38m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 05m
$82

Spirit Airlines

Pick Dates

Deal found 1/26

Feb 10 - Feb 18
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$83

Spirit Airlines

Pick Dates

Deal found 1/24

Feb 8 - Feb 11
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$84

Spirit Airlines

Pick Dates

Deal found 1/23

Last minute flights from Illinois to California

Late deals on return flights to California from Illinois, departing today and this week
Feb 2 - Feb 10
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 42m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$90

Spirit Airlines

Pick Dates

Deal found 1/23

Jan 31 - Feb 11
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 45m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

4h 01m
$92

Spirit Airlines

Pick Dates

Deal found 1/24

Feb 1 - Feb 14
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 45m
LAX

Los Angeles

ORD

Chicago O'Hare Intl

Nonstop

3h 58m
$95

Spirit Airlines

Pick Dates

Deal found 1/25

One-way flights to California from Illinois

The cheapest one-way flights from Illinois to California
Apr 12
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 32m
$29

Spirit Airlines

Pick Dates

Deal found 1/23

Feb 15
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
$32

Spirit Airlines

Pick Dates

Deal found 1/23

Feb 12
ORD

Chicago O'Hare Intl

LAX

Los Angeles

Nonstop

4h 46m
$41

Spirit Airlines

Pick Dates

Deal found 1/23

Reviews of Airlines Servicing California

Alaska Airlines
8.0
Very good
1,386 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.2

Comfort

8.0

Entertainment

7.1

Reviews

1 / 10

The outlet at my seat did not work so I was not able to enjoy the in flight entertainment because my phone was dying.

Alaska Airlines
8.0
Very good
1,386 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.2

Comfort

8.0

Entertainment

7.1

Reviews

1 / 10

The outlet at my seat did not work so I was not able to enjoy the in flight entertainment because my phone was dying.

Delta
7.9
Good
2,010 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.2

Comfort

8.0

Entertainment

7.1

Reviews

1 / 10

The outlet at my seat did not work so I was not able to enjoy the in flight entertainment because my phone was dying.

United Airlines
7.6
Good
1,147 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.2

Comfort

8.0

Entertainment

7.1

Reviews

1 / 10

The outlet at my seat did not work so I was not able to enjoy the in flight entertainment because my phone was dying.

Southwest
7.5
Good
933 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.2

Comfort

8.0

Entertainment

7.1

Reviews

1 / 10

The outlet at my seat did not work so I was not able to enjoy the in flight entertainment because my phone was dying.

American Airlines
7.4
Good
1,680 reviews
Alaska Airlines
8.0
Very good
1,386 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Food

7.2

Comfort

8.0

Entertainment

7.1

Reviews

1 / 10

The outlet at my seat did not work so I was not able to enjoy the in flight entertainment because my phone was dying.

Related info for your journey

Useful info, stats and facts about Illinois to California flights.

Which airlines flying from Illinois to California have flexible cancellations due to COVID-19?

United Airlines, Spirit Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Illinois to California for under $100 on Cheapflights?

Yes, there are multiple flights from Illinois to California for under $100. The cheapest flight booked recently is on Spirit Airlines for just $82, but on average you can expect to pay $93.

Are there nonstop flights from Illinois to California for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to California under $100. A good price for a nonstop flight from Illinois to California is less than $93.

Are there last-minute flights available from Illinois to California for under $100?

There are currently 20+ open flights from Illinois to California within the next 7 days for less than $100.

What days are nonstop flights available from Illinois to California?

Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

How many flights depart from Illinois to California on average per day?

37 flight departures from Illinois to California per day on average.
Morning (6am - Noon) - 19% of flight departures
Afternoon (Noon - 6pm) - 8% of flight departures
Evening (6pm - Midnight) - 73% of flight departures

How long is the flight from Illinois to California?

Departing from Illinois to California will take you 4h 38m. Illinois and California are separated by a distance of 1750 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

Top 10 airlines flying from Illinois to California

The chart below displays the airlines Cheapflights users traveling from Illinois to California choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$9Average$22FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
United AirlinesCheapest$69Average$538FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
FrontierCheapest$85Average$276FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
Spirit AirlinesCheapest$92Average$292FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
Sun Country AirCheapest$131Average$328FlexibilityNo cancel feeOn-time83%COVID-19 safety
Search Sun Country Air flights
Alaska AirlinesCheapest$139Average$412FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
American AirlinesCheapest$143Average$587FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
DeltaCheapest$153Average$499FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Allegiant AirCheapest$266Average$391FlexibilityNo cancel feeOn-time88%COVID-19 safety
Search Allegiant Air flights
Linear Air TaxiCheapest$33,741Average$67,474FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Linear Air Taxi flights

Hourly flight availability from Illinois to California

See what time of day planes typically take off from Illinois to California
4%of flight departuresEarly morningMidnight to 6 am
37%of flight departuresMorning6 am to noon
36%of flight departuresAfternoonNoon to 6 pm
23%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
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