Cheap flights from California to Chicago from $37
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Chicago departing on 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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1 adult
Economy
0 bags
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Cheap round-trip flights
These are some of the best round-trip flight deals from California to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from California to Chicago.
Cheap last minute flights
Planning a quick getaway from California to Chicago? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.
Spirit Airlines flights from California to Chicago O'Hare Intl Airport
Our best Spirit Airlines deals on California to Chicago O'Hare Intl Airport flight tickets
Spirit Airlines![Spirit Airlines]()
May 30![Spirit Airlines]()
Jun 2
LAS11:46 pmLas Vegas Harry Reid Intl
3h 39m
ORD5:25 amChicago O'Hare Intl
ORD9:02 pmChicago O'Hare Intl
4h 05m
LAS11:07 pmLas Vegas Harry Reid Intl
Spirit Airlines![Spirit Airlines]()
May 29![Spirit Airlines]()
Jun 4
LAS5:15 amLas Vegas Harry Reid Intl
3h 40m
ORD10:55 amChicago O'Hare Intl
ORD9:02 pmChicago O'Hare Intl
4h 05m
LAS11:07 pmLas Vegas Harry Reid Intl
Delta flights from California to Chicago O'Hare Intl Airport
Our best Delta deals on California to Chicago O'Hare Intl Airport flight tickets
Delta![Delta]()
Sep 6![Delta]()
Sep 6
LAS6:25 amLas Vegas Harry Reid Intl
6h 34m
1 stop
ORD2:59 pmChicago O'Hare Intl
ORD6:59 pmChicago O'Hare Intl
5h 54m
1 stop
LAS10:53 pmLas Vegas Harry Reid Intl
See travel insights to Chicago from
How to get the cheapest flight ticket from California to Chicago O'Hare Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of September is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from California averaging around $275.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $372. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $478.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Flying to Chicago O'Hare Intl Airport from California in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $309 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $467. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest California to Chicago O'Hare Intl flight route?
Fly from San Diego to Chicago O'Hare Intl for the best California - Chicago O'Hare Intl flight prices
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from California when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $309 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from California for as low as $264 on momondo.
What cabin class options are available on California to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on California to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from California to Chicago O'Hare Intl?
Frontier, Spirit Airlines, and Hawaiian Airlines are the most popular carriers operating from California to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
United Airlines, American Airlines and Spirit Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from California according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 10 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from California to Chicago O'Hare Intl Airport on average per day?
197 flights are operational daily from California to Chicago O'Hare Intl Airport as of April 2025. The most popular departure time for this route is 10:00AM, with 47% of flights per day taking off at noon.
How many flights depart from California to Chicago O'Hare Intl Airport on average per week?
As of April 2025, there are 1,379 flights per week flying from California to Chicago O'Hare Intl Airport. The most common day of the week flights depart is Wed, with 22% of flights taking off on this day.
Cheap California to Chicago O'Hare Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from California to Chicago O'Hare Intl Airport
When did momondo last update prices for flights from California to Chicago O'Hare Intl Airport?
Prices for flights from California to Chicago O'Hare Intl Airport refresh daily.
How many operators does momondo search for flights from California to Chicago O'Hare Intl Airport?
As of April 2025, there are 10 operators available to choose from for flights from California to Chicago O'Hare Intl Airport.
How old do you have to be to fly from California to Chicago O'Hare Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from California to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between California and Chicago O'Hare Intl Airport, the leading plane model is Boeing 737-800, making up 18.27% of the total bookings. Other popular models include Airbus A321neo with 17.13%, Boeing 757-300 with 8.56%, and Airbus A320neo with 8.28%.
Best airlines flying from California to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from California to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $49 | Free Cancellation | Rating 7.3 734 reviews | |||
| PriceFrom $74 | Free Cancellation | Rating 6.3 7,962 reviews | |||
| PriceFrom $88 | Free Cancellation | Rating 5.9 3,287 reviews | |||
| PriceFrom $130 | Free Cancellation | Rating 6.9 346 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 8.0 9,968 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 7.9 2,408 reviews | |||
| PriceFrom $157 | Free Cancellation | Rating 8.0 4,294 reviews | |||
| PriceFrom $181 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $185 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $235 | Free Cancellation | Rating 8.0 7,934 reviews |
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsLake Geneva
Rockford
Schaumburg
Merrillville
Gurnee
Rosemont
Naperville
Kenosha
South Haven
Joliet
Oak Brook
Racine
New Buffalo
Elgin
Tinley Park
Hammond
Aurora
Orland Park
Waukegan
Janesville
Why use momondo?
Why should I use momondo to find a flight deal from California to Chicago?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Chicago. momondo saves you time and could save you money on your trip.
Can I find flights from California to Chicago with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for California to Chicago flights to just show those with flexible booking policies.
How can momondo help me find flights from California to Chicago?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from California to Chicago.
I’m not ready to book a flight from California to Chicago right now. Can momondo alert me if prices change?
Yes. momondo can track prices for California to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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