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Cheap flights from Illinois to Los Angeles from $73

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Los Angeles departing on 10/20. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:30 am - 8:56 amORD-LAX
4h 26mnonstop
Frontier Logo
4:42 pm - 11:00 pmLAX-ORD
4h 18mnonstop
$132Frontier
Find Deal
Fri, Oct 31 - Thu, Nov 6
Frontier Logo
7:25 am - 9:51 amORD-LAX
4h 26mnonstop
Frontier Logo
4:42 pm - 11:00 pmLAX-ORD
4h 18mnonstop
$133Frontier
Find Deal
Sat, Oct 18 - Fri, Oct 31
Multiple Airlines Logo
6:30 am - 8:56 amORD-LAX
4h 26mnonstop
Multiple Airlines Logo
1:20 am - 7:28 amLAX-ORD
4h 08mnonstop
$134Multiple Airlines
Find Deal
Sat, Nov 1 - Fri, Nov 14
Multiple Airlines Logo
6:30 am - 8:56 amORD-LAX
4h 26mnonstop
Multiple Airlines Logo
1:20 am - 7:28 amLAX-ORD
4h 08mnonstop
$136Multiple Airlines
Find Deal
Sun, Nov 16 - Tue, Nov 18
Spirit Airlines Logo
9:22 pm - 11:59 pmORD-LAX
4h 37mnonstop
Spirit Airlines Logo
1:20 am - 7:28 amLAX-ORD
4h 08mnonstop
$151Spirit Airlines
Find Deal
Sat, Nov 8 - Tue, Nov 11
Spirit Airlines Logo
9:22 pm - 11:59 pmORD-LAX
4h 37mnonstop
Spirit Airlines Logo
1:20 am - 7:28 amLAX-ORD
4h 08mnonstop
$161Spirit Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 8
Southwest Logo
9:25 pm - 11:55 pmMDW-LAX
4h 30mnonstop
Southwest Logo
6:00 am - 12:05 pmLAX-MDW
4h 05mnonstop
$215Southwest
Find Deal
Thu, Oct 30 - Wed, Nov 5
Delta Logo
7:10 pm - 11:21 pmMDW-LAX
6h 11m1 stop
Delta Logo
11:40 pm - 9:01 amLAX-MDW
7h 21m1 stop
$217Delta
Find Deal
Tue, Nov 4 - Tue, Nov 11
Delta Logo
9:59 am - 2:59 pmMDW-LAX
7h 00m1 stop
Delta Logo
10:10 pm - 8:54 amLAX-MDW
8h 44m1 stop
$218Delta
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Sat, Dec 6 - Wed, Dec 10
Southwest Logo
9:25 pm - 11:55 pmMDW-LAX
4h 30mnonstop
Southwest Logo
12:45 pm - 6:40 pmLAX-MDW
3h 55mnonstop
$219Southwest
Find Deal
Wed, Oct 22 - Tue, Oct 28

Frontier flights from Illinois to Los Angeles

Our best Frontier deals on Illinois to Los Angeles flight tickets
Frontier
Oct 31
ORD6:30 amChicago O'Hare Intl
4h 26m
LAX8:56 amLos Angeles
Nov 6
LAX4:42 pmLos Angeles
4h 18m
ORD11:00 pmChicago O'Hare Intl
$132
Find similar
Frontier
Oct 18
ORD7:25 amChicago O'Hare Intl
4h 26m
LAX9:51 amLos Angeles
Oct 31
LAX4:42 pmLos Angeles
4h 18m
ORD11:00 pmChicago O'Hare Intl
$133
Find similar
Frontier
Oct 18
ORD7:25 amChicago O'Hare Intl
4h 26m
LAX9:51 amLos Angeles
Nov 8
LAX4:42 pmLos Angeles
4h 18m
ORD11:00 pmChicago O'Hare Intl
$135
Find similar

Southwest flights from Illinois to Los Angeles

Our best Southwest deals on Illinois to Los Angeles flight tickets
Southwest
Oct 30
MDW9:25 pmChicago Midway
4h 30m
LAX11:55 pmLos Angeles
Nov 5
LAX6:00 amLos Angeles
4h 05m
MDW12:05 pmChicago Midway
$215
Find similar
Southwest
Oct 22
MDW9:25 pmChicago Midway
4h 30m
LAX11:55 pmLos Angeles
Oct 28
LAX12:45 pmLos Angeles
3h 55m
MDW6:40 pmChicago Midway
$219
Find similar
Southwest
Oct 23
MDW9:25 pmChicago Midway
4h 30m
LAX11:55 pmLos Angeles
Nov 1
LAX10:30 pmLos Angeles
4h 00m
MDW4:30 amChicago Midway
$225
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Los Angeles 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, momondo users made 832,500 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from Illinois to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Fri 10/31

6:30 am-8:56 am

Nonstop4h 26m

Los Angeles

Thu 11/6

4:42 pm-11:00 pm

Nonstop4h 18m

$132

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Sat 10/18

7:25 am-9:51 am

Nonstop4h 26m

Los Angeles

Fri 10/31

4:42 pm-11:00 pm

Nonstop4h 18m

$133

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Sat 11/1

6:30 am-8:56 am

Nonstop4h 26m

Los Angeles

Fri 11/14

1:20 am-7:28 am

Nonstop4h 08m

$134

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Sun 11/16

6:30 am-8:56 am

Nonstop4h 26m

Los Angeles

Tue 11/18

1:20 am-7:28 am

Nonstop4h 08m

$136

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Sat 11/8

9:22 pm-11:59 pm

Nonstop4h 37m

Los Angeles

Tue 11/11

1:20 am-7:28 am

Nonstop4h 08m

$151

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Wed 11/5

9:22 pm-11:59 pm

Nonstop4h 37m

Los Angeles

Sat 11/8

1:20 am-7:28 am

Nonstop4h 08m

$161

ChicagoLos Angeles

MDW - LAX

MDWLAX

Chicago Midway

Thu 10/30

9:25 pm-11:55 pm

Nonstop4h 30m

Los Angeles

Wed 11/5

6:00 am-12:05 pm

Nonstop4h 05m

$215

ChicagoLos Angeles

MDW - LAX

MDWLAX

Chicago Midway

Tue 11/4

7:10 pm-11:21 pm

1 stop6h 11m

Los Angeles

Tue 11/11

11:40 pm-9:01 am

1 stop7h 21m

$217

ChicagoLos Angeles

MDW - LAX

MDWLAX

Chicago Midway

Sat 12/6

9:59 am-2:59 pm

1 stop7h 00m

Los Angeles

Wed 12/10

10:10 pm-8:54 am

1 stop8h 44m

$218

ChicagoLos Angeles

MDW - LAX

MDWLAX

Chicago Midway

Wed 10/22

9:25 pm-11:55 pm

Nonstop4h 30m

Los Angeles

Tue 10/28

12:45 pm-6:40 pm

Nonstop3h 55m

$219

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Illinois to Los Angeles

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

What is the cheapest month to fly to Los Angeles?

The month of January is, on average, the cheapest month to fly to Los Angeles from Illinois, with most prices found around $244. If you aren’t able to travel during the month of January, then book flights to Los Angeles from Illinois during August instead. Flights to Los Angeles in August, while not as cheap as those in January, still average around $244.

What is the cheapest day to depart on your flight to Los Angeles?

Our data shows that Thursday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $341. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Los Angeles on Monday is $513.

What is the cheapest time of day to depart on your flight to Los Angeles?

Our most recent data shows that the best time of day to fly to Los Angeles is in the morning. Flights from Illinois to Los Angeles during this time can be as low as $325. In the afternoon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $829 per ticket.

What is the cheapest Illinois to Los Angeles flight route?

Fly from Chicago O'Hare Intl to Los Angeles for the best Illinois - Los Angeles flight prices

How far in advance should I book a flight to Los Angeles?

You are more likely to see cheaper flights to Los Angeles from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around $271 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Illinois for as low as $227 on momondo.

What cabin class options are available on Illinois to Los Angeles flights?

There are 4 cabin classes available to choose from on Illinois to Los Angeles flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Los Angeles flights?

No. A direct flight is the cheapest option for a flight between Illinois to Los Angeles.

Cheap Illinois to Los Angeles flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Los Angeles

Best Price Found

$116

Fastest flight time

3h 48m

Direct flights

Every day

Airports in Los Angeles

1 airport
The best one-way flight to Los Angeles from Illinois in the past 72 hours is $116. The best round-trip flight deal from Illinois to Los Angeles found on momondo in the last 72 hours is $227.
The fastest flight from Illinois to Los Angeles takes 3h 48m
Direct flights go from Illinois to Los Angeles every day.
There is 1 airport near Los Angeles: Los Angeles (LAX)
Search flight deals

  • When did momondo last update prices for flights from Illinois to Los Angeles Airport?

    Prices for flights from Illinois to Los Angeles Airport were last updated today.

  • How many operators does momondo search for flights from Illinois to Los Angeles Airport?

  • How old do you have to be to fly from Illinois to Los Angeles Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Los Angeles Airport.

  • What documentation or ID do you need to fly to Los Angeles Airport?

    The travel and health documents you'll need for your trip to Los Angeles Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Los Angeles Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Illinois to Los Angeles?

Best airlines flying from Illinois to Los Angeles

Compare and see reviews for airlines that fly from Illinois to Los Angeles with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $79Free CancellationRating
5.8
3,155 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $98Free CancellationRating
6.3
8,070 reviews
Search Spirit Airlines flights
DeltaPriceFrom $144Free CancellationRating
7.9
7,962 reviews
Search Delta flights
Sun Country AirPriceFrom $147Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
SouthwestPriceFrom $152Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $167Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $189Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
8,933 reviews
Search United Airlines flights

Traveling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Avalon
Laguna Beach
Big Bear Lake
Temecula
Big Bear
Carlsbad
Riverside
Malibu
Oceanside
Inglewood
Huntington Beach
Newport Beach
Pasadena
Ventura
Irvine
Buena Park
Glendale
Redondo Beach
Orange
Downey

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Los Angeles?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Los Angeles. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Los Angeles with flexible booking policies on momondo?

Flights from Illinois to Los Angeles with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Illinois to Los Angeles?

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 Illinois to Los Angeles.

I’m not ready to book a flight from Illinois to Los Angeles right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Los Angeles from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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