Cheap Flights from Illinois (IL) to California (CA) from $35 - Find Tickets & Airfare Deals at Cheapflights.com

How to find the cheapest flight from
Illinois to California

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

To save on the cost of your flight from Illinois to California, book at least 17 days before your planned departure. Booking around this time can save you about 8% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $87 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $97.

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

September is one of the best times of the year to fly to California from Illinois. Prices for September average $95 per person but you can even find prices for as low as $46. The most expensive prices can be found in the month of December. Opting for a September flight can save you 12% on your journey compared to booking in September

One-way flights to California from Illinois

The cheapest one-way flights from Illinois to California

7:58 am - 10:05 am

Spirit Airlines

Nonstop

4h 07m

ORD - SAN

$35

Vayama

7:58 am - 10:05 am

Spirit Airlines

Nonstop

4h 07m

ORD - SAN

$36

FlightNetwork

7:58 am - 10:05 am

Spirit Airlines

Nonstop

4h 07m

ORD - SAN

$37

FlightNetwork

Related info for your journey

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

Flight FAQs

From Illinois to California

Are flight prices decreasing from Illinois to California due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Illinois and California for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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 $70, but on average you can expect to pay $78.

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 $84.

Are there last-minute flights available from Illinois to California for under $200?

There are currently 20+ open flights from Illinois to California within the next 7 days for less than $200.

What days are nonstop flights available from Illinois to California?

Nonstop flights can be found on the following days: Sunday, Friday, Saturday.

How popular is this flight route?

This flight path from Illinois to California was viewed by 1,685 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the most popular airlines that fly from Illinois to California?

Major Airline, Alaska Airlines and Delta are the most popular airlines when flying from Illinois to California.

What are the most popular routes from Illinois to California?

The most popular route from Illinois to California is Chicago O'Hare Intl - Los Angeles. You may also consider Chicago O'Hare Intl - San Francisco or Chicago O'Hare Intl - San Diego.

What are the cheapest Flights from Illinois to California?

On average you can expect to pay $209 for a flight from Illinois to California. The cheapest flight overall is $92 while the most popular route, (Chicago O'Hare Intl - Los Angeles) is currently priced at $57.

What are the most reliable airlines from Illinois to California?

Before booking your flight to California from Illinois, check out the most reliable airlines to get you to your destination on time: LOT (100%), Azul (100%), China Southern( 100%).