Cheap flights from Illinois (IL) to California (CA)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Illinois to California

All the information you need to plan the best null to LAX flight in 2021: compare Illinois to California flight prices with the expected peak season, weather and rainfall in California.
What is the cheapest month to fly from Illinois to California?

Our data shows that August tends to be the cheapest month to fly to California from Illinois. Users have commonly found prices around $179 for the month, but tickets can be as low as $49. Due to multiple factors, prepare for potentially higher prices in December.

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.

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 14 days in advance, which can save you up to 3% on flights from Illinois to California compared to booking the week you need them. Waiting 14 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 $165. For sooner than that we have options available in the next 3 days from $173.

Cheap flights from Illinois to California in October, November 2021

The best prices found for Illinois to California flights for October, November
2 Nov - 9 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
2 Nov - 6 Nov
$56pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
2 Nov - 13 Nov
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Illinois to California 2021 flight deals

Cheap flights to California from Illinois found for this year
2 Nov - 9 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
2 Nov - 6 Nov
$56pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
15 Dec - 12 Jan
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Non-stop flights to California from Illinois

Save time with Illinois to California direct flight deals
4 Dec - 11 Dec
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
11 Dec - 15 Dec
$56pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
15 Dec - 12 Jan
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to California

Late deals on round-trip flights to California from Illinois, departing today and this week
2 Nov - 9 Nov
$55pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
2 Nov - 6 Nov
$56pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
2 Nov - 13 Nov
$57pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

One-way flights to California from Illinois

The cheapest one-way flights from Illinois to California
4:45 pm - 7:19 pm
American Airlines
Nonstop
4h 34m
ORD - LAX
American Airlines
1:45 am - 3:12 am
Spirit Airlines
1 Stop
27h 27m
ORD - LAX
Spirit Airlines
$50
FareScan

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Illinois</span> to <span class="emphasized">California</span> flights.

Flight FAQs

From Illinois to California

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 $55, but on average you can expect to pay $69.

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 $71.

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, Tuesday, Wednesday, Thursday, Friday, Saturday.

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

75 flight departures from Illinois to California per day on average.
Morning (6am - Noon) - 41% of flight departures
Afternoon (Noon - 6pm) - 31% of flight departures
Evening (6pm - Midnight) - 28% of flight departures

How long is the flight from Illinois to California?

Departing from Illinois to California will take you 4h 37m. Illinois and California are separated by a distance of 1750 mi. Most flights are nonstop.

What are the cheapest airlines to fly from Illinois to California one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $24. Users have also found prices from $49 and $49 on United Airlines and American Airlines, respectively.

Related searches

Flights to California from Illinois
Flights to Illinois Flights to California

Rent a Car

Car Rentals in California

COVID Restrictions

View COVID Travel Restrictions for California (CA)

Do I need a COVID test to fly to California from Illinois?

Information is based on travel restrictions for travel to California within the United States

Most visitors from Illinois need to provide a negative COVID-19 test result and/or quarantine to enter California.

COVID-19 testing requirements
Visitors from Illinois must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to California.

Quarantine requirements
Visitors from Illinois are not required to quarantine after entering California.

Do I need a test to fly back to Illinois from California?

Returning to Illinois from California

COVID-19 testing requirements
Visitors from California must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Illinois.

Quarantine requirements
Visitors from California are not required to quarantine after entering Illinois.

Hide COVID Travel Restrictions for California (CA)

Destination information for California

Things to know before you go - useful duration and weather info for your trip from Illinois to California.
Flight duration from Illinois to California
4h 18m

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing

Burbank (BUR)
Concord Buchanan Fld (CCR)
Crescent City (CEC)
San Diego Carlsbad-Palomar (CLD)
Fresno (FAT)

Top 8 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.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$38 $227 No cancel fee 62%
United Airlines
$54 $389 No cancel fee 69%
Spirit Airlines
$64 $224 No cancel fee 65%
American Airlines
$74 $406 No cancel fee 71%
Alaska Airlines
$91 $290 No cancel fee 75%
Delta
$116 $385 No cancel fee N/A
Sun Country Air
$116 $230 No cancel fee 83%
Southwest
$204 $497 No cancel fee 63%
Home North America USA California Cheap flights from Illinois to California