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Cheap flights from Illinois to Los Angeles from $67

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 1/19. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:11 am - 12:47 pmORD-LAX
8h 36m1 stop
Multiple Airlines Logo
10:35 am - 8:09 pmLAX-ORD
7h 34m1 stop
$139Multiple Airlines
Find Deal
Mon, Dec 8 - Sat, Dec 13
Multiple Airlines Logo
12:59 pm - 8:05 pmORD-LAX
9h 06m1 stop
Multiple Airlines Logo
11:59 pm - 6:05 amLAX-ORD
4h 06mnonstop
$140Multiple Airlines
Find Deal
Mon, Dec 8 - Wed, Dec 10
Frontier Logo
9:27 pm - 10:39 amORD-LAX
15h 12m1 stop
Frontier Logo
1:15 pm - 9:32 pmLAX-ORD
6h 17m1 stop
$141Frontier
Find Deal
Mon, Dec 8 - Fri, Jan 9
Frontier Logo
6:10 am - 2:07 pmMDW-LAX
9h 57m1 stop
Frontier Logo
4:33 pm - 2:05 pmLAX-MDW
19h 32m1 stop
$142Frontier
Find Deal
Thu, Jan 8 - Sun, Jan 11
Frontier Logo
5:05 am - 12:47 pmORD-LAX
9h 42m1 stop
Frontier Logo
12:40 pm - 11:35 pmLAX-ORD
8h 55m1 stop
$142Frontier
Find Deal
Fri, Feb 20 - Sat, Feb 21
Spirit Airlines Logo
9:06 pm - 11:52 pmORD-LAX
4h 46mnonstop
Spirit Airlines Logo
10:35 am - 8:09 pmLAX-ORD
7h 34m1 stop
$145Spirit Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
Spirit Airlines Logo
9:06 pm - 11:52 pmORD-LAX
4h 46mnonstop
Spirit Airlines Logo
11:59 pm - 6:05 amLAX-ORD
4h 06mnonstop
$146Spirit Airlines
Find Deal
Fri, Dec 5 - Tue, Dec 16
Southwest Logo
7:45 pm - 10:30 pmMDW-LAX
4h 45mnonstop
Southwest Logo
6:40 am - 12:35 pmLAX-MDW
3h 55mnonstop
$159Southwest
Find Deal
Sat, Jan 17 - Tue, Jan 20
United Airlines Logo
5:19 pm - 12:49 amPIA-LAX
9h 30m1 stop
United Airlines Logo
6:00 am - 2:08 pmLAX-PIA
6h 08m1 stop
$289United Airlines
Find Deal
Sat, Dec 27 - Wed, Dec 31
United Airlines Logo
5:29 pm - 11:52 pmMLI-LAX
8h 23m1 stop
United Airlines Logo
12:30 am - 10:12 amLAX-MLI
7h 42m1 stop
$289United Airlines
Find Deal
Thu, Jan 15 - Sun, Jan 18

Frontier flights from Illinois to Los Angeles

Our best Frontier deals on Illinois to Los Angeles flight tickets
Frontier
Dec 8
ORD9:27 pmChicago O'Hare Intl
15h 12m
1 stop
LAX10:39 amLos Angeles
Jan 9
LAX1:15 pmLos Angeles
6h 17m
1 stop
ORD9:32 pmChicago O'Hare Intl
$141
Find similar
Frontier
Feb 20
ORD5:05 amChicago O'Hare Intl
9h 42m
1 stop
LAX12:47 pmLos Angeles
Feb 21
LAX12:40 pmLos Angeles
8h 55m
1 stop
ORD11:35 pmChicago O'Hare Intl
$142
Find similar
Frontier
Jan 8
ORD10:32 pmChicago O'Hare Intl
15h 48m
1 stop
LAX12:20 pmLos Angeles
Jan 10
LAX9:57 amLos Angeles
5h 44m
1 stop
ORD5:41 pmChicago O'Hare Intl
$143
Find similar

Spirit Airlines flights from Illinois to Los Angeles

Our best Spirit Airlines deals on Illinois to Los Angeles flight tickets
Spirit Airlines
Dec 2
ORD4:58 pmChicago O'Hare Intl
15h 56m
1 stop
LAX6:54 amLos Angeles
Dec 11
LAX11:59 pmLos Angeles
4h 06m
ORD6:05 amChicago O'Hare Intl
$142
Find similar
Spirit Airlines
Dec 12
ORD9:06 pmChicago O'Hare Intl
4h 46m
LAX11:52 pmLos Angeles
Dec 14
LAX10:35 amLos Angeles
7h 34m
1 stop
ORD8:09 pmChicago O'Hare Intl
$145
Find similar
Spirit Airlines
Dec 5
ORD9:06 pmChicago O'Hare Intl
4h 46m
LAX11:52 pmLos Angeles
Dec 16
LAX11:59 pmLos Angeles
4h 06m
ORD6:05 amChicago O'Hare Intl
$146
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 November 20, 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

Mon 12/8

6:11 am-12:47 pm

1 stop8h 36m

Los Angeles

Sat 12/13

10:35 am-8:09 pm

1 stop7h 34m

$139

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Mon 12/8

12:59 pm-8:05 pm

1 stop9h 06m

Los Angeles

Wed 12/10

11:59 pm-6:05 am

Nonstop4h 06m

$140

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Mon 12/8

9:27 pm-10:39 am

1 stop15h 12m

Los Angeles

Fri 1/9

1:15 pm-9:32 pm

1 stop6h 17m

$141

ChicagoLos Angeles

MDW - LAX

MDWLAX

Chicago Midway

Thu 1/8

6:10 am-2:07 pm

1 stop9h 57m

Los Angeles

Sun 1/11

4:33 pm-2:05 pm

1 stop19h 32m

$142

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Fri 2/20

5:05 am-12:47 pm

1 stop9h 42m

Los Angeles

Sat 2/21

12:40 pm-11:35 pm

1 stop8h 55m

$142

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Fri 12/12

9:06 pm-11:52 pm

Nonstop4h 46m

Los Angeles

Sun 12/14

10:35 am-8:09 pm

1 stop7h 34m

$145

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Fri 12/5

9:06 pm-11:52 pm

Nonstop4h 46m

Los Angeles

Tue 12/16

11:59 pm-6:05 am

Nonstop4h 06m

$146

ChicagoLos Angeles

MDW - LAX

MDWLAX

Chicago Midway

Sat 1/17

7:45 pm-10:30 pm

Nonstop4h 45m

Los Angeles

Tue 1/20

6:40 am-12:35 pm

Nonstop3h 55m

$159

PeoriaLos Angeles

PIA - LAX

PIALAX

Greater Peoria

Sat 12/27

5:19 pm-12:49 am

1 stop9h 30m

Los Angeles

Wed 12/31

6:00 am-2:08 pm

1 stop6h 08m

$289

MolineLos Angeles

MLI - LAX

MLILAX

Moline Quad-City

Thu 1/15

5:29 pm-11:52 pm

1 stop8h 23m

Los Angeles

Sun 1/18

12:30 am-10:12 am

1 stop7h 42m

$289

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 September is, on average, the cheapest month to fly to Los Angeles from Illinois, with most prices found around $227. If you aren’t able to travel during the month of September, then book flights to Los Angeles from Illinois during October instead. Flights to Los Angeles in October, while not as cheap as those in September, still average around $243.

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 $336. 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 $501.

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 $320. In the afternoon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $823 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 $221 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?

You could potentially save up to 4% on your flight if you consider stops on a Illinois to Los Angeles flight.

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

$132

Fastest flight time

4h 05m

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 $132. The best round-trip flight deal from Illinois to Los Angeles found on momondo in the last 72 hours is $254.
The fastest flight from Illinois to Los Angeles takes 4h 05m
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 $78Free CancellationRating
5.8
3,104 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $99Free CancellationRating
6.3
8,159 reviews
Search Spirit Airlines flights
DeltaPriceFrom $144Free CancellationRating
7.9
8,002 reviews
Search Delta flights
Sun Country AirPriceFrom $147Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
Alaska AirlinesPriceFrom $167Free CancellationRating
8.0
11,325 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $180Free CancellationRating
8.0
4,251 reviews
Search Southwest flights
United AirlinesPriceFrom $181Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
American AirlinesPriceFrom $189Free CancellationRating
7.2
11,047 reviews
Search American 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
Riverside
Carlsbad
Malibu
Oceanside
Inglewood
Huntington Beach
Pasadena
Newport Beach
Ventura
Irvine
Buena Park
Redondo Beach
Orange
Glendale
Beverly Hills

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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