Cheap flights from California to Illinois from $44
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
How far in advance should I book a flight from California to Illinois?
Find a great deal and save up to 79% by booking at least 46 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from California to Illinois within the next two weeks, with the cheapest ticket starting at $297.
What is the cheapest month to fly from California to Illinois?
January is one of the best times of the year to fly to Illinois from California. Prices for January average $302 per person but you can even find prices for as low as $93. The most expensive prices can be found in the month of June. Opting for a January flight can save you 34% on your journey compared to booking in June
When is the cheapest time to fly from California to Illinois (CA - IL)?
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Illinois as you normally would.
Cheap Spirit Airlines flights from California to Illinois
Explore cheap flight options specifically provided by Spirit Airlines for the route between California and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
Find some of the cheapest Spirit Airlines flights traveling from California to Illinois. Deals update often to give you more flight options matching your criteria
Cheap United Airlines flights from California to Illinois
Explore cheap flight options specifically provided by United Airlines for the route between California and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
To aid your search, here are some of the cheapest United Airlines flights we've found from California to Illinois. Check back soon if you're not seeing flights that suit your needs.
Cheap California to Illinois flights in April & May 2024
Find cheap flight options from California to Illinois specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,073,952 searches. Prices were last updated on abril 24, 2024.
Check out some of the best flight deals from California to Illinois in 2024. More deals are always being added, so be sure to check back regularly.
California to Illinois 2024 flight deals
Discover exclusive flight deals for travel between California and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
Check out some of the best flight deals from California to Illinois in 2024. More deals are always being added, so be sure to check back regularly.
Non-stop flights to Illinois from California
Discover non-stop flight options from California to Illinois. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
Take a look at some of the direct flights traveling from California to Illinois in the near future. Users seeking other options on flights from California to Illinois should update the search form at the top of the page.
California to Illinois flights leaving soon
Find last-minute flight options from California to Illinois for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
Users seeking a last-minute flight from California to Illinois should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
One-way flights to Illinois from California
Search for one-way flight options from California to Illinois. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
Take a look at some of the one-way flights we've detected from California to Illinois. Users can also find round-trip California to Illinois flights by using the search form above.
Find flights from California to Illinois within your budget
Customize your flight search to find flights from California to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
Fly from
Fly to
Budget
$82 - $208
Route
Depart
Return
Price
Los AngelesChicago O'Hare Intl
LAX - ORD
LAXORD
Los Angeles
mié. 5/8
Nonstop4h 07m
Chicago O'Hare Intl
mié. 5/8
1 stop7h 02m
San FranciscoChicago Midway
SFO - MDW
SFOMDW
San Francisco
sáb. 5/11
Nonstop4h 11m
Chicago Midway
sáb. 5/18
Nonstop4h 29m
San FranciscoChicago Midway
SFO - MDW
SFOMDW
San Francisco
sáb. 5/11
Nonstop4h 11m
Chicago Midway
sáb. 5/18
Nonstop4h 29m
Los AngelesChicago O'Hare Intl
LAX - ORD
LAXORD
Los Angeles
mar. 5/21
Nonstop4h 05m
Chicago O'Hare Intl
mié. 5/22
1 stop9h 34m
San DiegoChicago O'Hare Intl
SAN - ORD
SANORD
San Diego
mar. 5/14
1 stop12h 54m
Chicago O'Hare Intl
mar. 5/21
1 stop7h 39m
Los AngelesChicago O'Hare Intl
LAX - ORD
LAXORD
Los Angeles
sáb. 5/18
Nonstop4h 07m
Chicago O'Hare Intl
mar. 5/21
1 stop13h 20m
San FranciscoChicago O'Hare Intl
SFO - ORD
SFOORD
San Francisco
mar. 6/4
Nonstop4h 23m
Chicago O'Hare Intl
mié. 6/12
Nonstop4h 37m
San FranciscoChicago O'Hare Intl
SFO - ORD
SFOORD
San Francisco
lun. 5/27
Nonstop4h 20m
Chicago O'Hare Intl
mié. 6/12
Nonstop4h 44m
San FranciscoChicago O'Hare Intl
SFO - ORD
SFOORD
San Francisco
sáb. 8/10
Nonstop4h 14m
Chicago O'Hare Intl
mar. 8/13
1 stop6h 45m
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated abril 24, 2024.
See what other customers who have flown with Spirit Airlines, United Airlines and Alaska Airlines from California to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Boarding
Food
Overall
Comfort
Entertainment
Reviews
I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.
Crew
Boarding
Food
Overall
Comfort
Entertainment
Reviews
I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.
Crew
Boarding
Food
Overall
Comfort
Entertainment
Reviews
I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.
Crew
Boarding
Food
Overall
Comfort
Entertainment
Reviews
I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.
Crew
Boarding
Food
Overall
Comfort
Entertainment
Reviews
I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.
Crew
Boarding
Food
Overall
Comfort
Entertainment
Reviews
I was traveling with a companion that utilizes a scooter to get around. We have flown together many times and used other airlines. Southwest by far is the most accommodating airline in the fleet your staff Makes the accessibility easy and convenient for for this type of travel. We would personally like to think the flight teams of our two flights for being very accommodating and helpful throughout our trip.
Related info for your journey
Find useful and relevant information for your journey from California to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for California to IllinoisSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from California to Illinois
Discover the top 7 airlines that operate flights from California to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated abril 24, 2024.
Search flights from California to Illinois by cabin class
Find flights from California to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from California to Illinois
Find hourly flight availability from California to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 24, 2024.
| 13%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 46%of flight departures | Morning6 am to noon |
| 21%of flight departures | AfternoonNoon to 6 pm |
| 20%of flight departures | Evening6 pm to midnight |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
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How does Cheapflights help users find flights from California to Illinois?
Cheapflights helps you search for flights from California to Illinois via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from California to Illinois?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Illinois from California.
Can Cheapflights find flights from California to Illinois with no change fees?
Yes! Cheapflights helps users easily find flights from California to Illinois with no change fees.
Can Cheapflights notify me if prices for flights from California to Illinois become cheaper?
Not ready to book yet? You can track prices for flights from California to Illinois on Cheapflights with our Price Alert feature and get notified when better prices are available.