How does KAYAK find such low prices on flights from Illinois to Los Angeles?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Los Angeles.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Los Angeles?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Los Angeles from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Los Angeles?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Los Angeles with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Los Angeles?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Los Angeles from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$81 CHEAP FLIGHTS from Illinois to Los Angeles

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Cheap Flights from Illinois to Los Angeles

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Los Angeles

Wed, Sep 30 - Wed, Oct 7

8:10 pm - 2:39 pmSTL Lambert-St Louis-LAX Los Angeles

20h 29m1 stop Denver Intl

6:05 am - 7:17 pmLAX Los Angeles-STL Lambert-St Louis

11h 12m1 stop Denver Intl

$161Frontier

Mon, Oct 5 - Wed, Oct 7

8:10 pm - 2:39 pmSTL Lambert-St Louis-LAX Los Angeles

20h 29m1 stop Denver Intl

6:05 am - 7:17 pmLAX Los Angeles-STL Lambert-St Louis

11h 12m1 stop Denver Intl

$163Frontier

Sat, Oct 10 - Sat, Oct 10

7:00 am - 2:44 pmORD Chicago O'Hare Intl-LAX Los Angeles

9h 44m1 stop Seattle/Tacoma Intl

12:21 am - 6:34 amLAX Los Angeles-ORD Chicago O'Hare Intl

4h 13mnonstop

$195Multiple Airlines

Sat, Oct 17 - Mon, Oct 19

8:01 pm - 10:51 pmORD Chicago O'Hare Intl-LAX Los Angeles

4h 50mnonstop

8:04 am - 6:20 pmLAX Los Angeles-ORD Chicago O'Hare Intl

8h 16m1 stop Seattle/Tacoma Intl

$196Multiple Airlines

Mon, Dec 7 - Mon, Dec 7

7:45 am - 10:25 amORD Chicago O'Hare Intl-LAX Los Angeles

4h 40mnonstop

2:25 pm - 12:02 amLAX Los Angeles-ORD Chicago O'Hare Intl

7h 37m1 stop Seattle/Tacoma Intl

$201Delta

Thu, Oct 29 - Fri, Oct 30

9:00 am - 5:03 pmORD Chicago O'Hare Intl-LAX Los Angeles

10h 03m1 stop Seattle/Tacoma Intl

6:02 am - 6:20 pmLAX Los Angeles-ORD Chicago O'Hare Intl

10h 18m1 stop Seattle/Tacoma Intl

$210Alaska Airlines

Sat, Oct 17 - Tue, Oct 20

9:00 am - 5:03 pmORD Chicago O'Hare Intl-LAX Los Angeles

10h 03m1 stop Seattle/Tacoma Intl

6:02 pm - 5:40 amLAX Los Angeles-ORD Chicago O'Hare Intl

9h 38m1 stop Seattle/Tacoma Intl

$210Alaska Airlines

Sat, Oct 10 - Sat, Oct 10

5:53 pm - 8:31 pmORD Chicago O'Hare Intl-LAX Los Angeles

4h 38mnonstop

11:27 pm - 5:40 amLAX Los Angeles-ORD Chicago O'Hare Intl

4h 13mnonstop

$212American Airlines

Sat, Oct 31 - Sat, Oct 31

5:53 pm - 8:31 pmORD Chicago O'Hare Intl-LAX Los Angeles

4h 38mnonstop

11:54 pm - 6:00 amLAX Los Angeles-ORD Chicago O'Hare Intl

4h 06mnonstop

$212American Airlines

Thu, Oct 29 - Wed, Nov 4

7:29 am - 10:10 amORD Chicago O'Hare Intl-LAX Los Angeles

4h 41mnonstop

3:30 pm - 9:32 pmLAX Los Angeles-ORD Chicago O'Hare Intl

4h 02mnonstop

$217Delta

Recent last minute flight deals from Illinois to Los Angeles

Wed, Sep 9 - Fri, Oct 9

6:30 am - 2:14 pmORD Chicago O'Hare Intl-LAX Los Angeles

9h 44m1 stop Denver Intl

12:21 am - 6:34 amLAX Los Angeles-ORD Chicago O'Hare Intl

4h 13mnonstop

$202Frontier

Wed, Sep 9 - Sat, Oct 31

6:30 am - 12:10 amORD Chicago O'Hare Intl-LAX Los Angeles

19h 40m1 stop Denver Intl

11:42 am - 12:21 amLAX Los Angeles-ORD Chicago O'Hare Intl

10h 39m1 stop Denver Intl

$221Frontier

Wed, Sep 9 - Sat, Oct 31

8:50 am - 11:23 amORD Chicago O'Hare Intl-LAX Los Angeles

4h 33mnonstop

3:43 pm - 10:00 pmLAX Los Angeles-ORD Chicago O'Hare Intl

4h 17mnonstop

$271United Airlines

Wed, Sep 9 - Tue, Oct 6

1:00 pm - 3:32 pmORD Chicago O'Hare Intl-LAX Los Angeles

4h 32mnonstop

8:15 am - 2:36 pmLAX Los Angeles-ORD Chicago O'Hare Intl

4h 21mnonstop

$271United Airlines

Fri, Sep 11 - Tue, Oct 13

6:00 am - 8:27 amORD Chicago O'Hare Intl-LAX Los Angeles

4h 27mnonstop

9:40 am - 3:59 pmLAX Los Angeles-ORD Chicago O'Hare Intl

4h 19mnonstop

$271American Airlines

Wed, Sep 9 - Sat, Oct 31

12:20 pm - 2:35 pmMDW Chicago Midway-LAX Los Angeles

4h 15mnonstop

6:05 am - 11:55 amLAX Los Angeles-MDW Chicago Midway

3h 50mnonstop

$281Southwest

Wed, Sep 9 - Sat, Oct 31

12:20 pm - 2:35 pmMDW Chicago Midway-LAX Los Angeles

4h 15mnonstop

6:50 am - 4:45 pmLAX Los Angeles-MDW Chicago Midway

7h 55m1 stop Nashville Intl

$291Southwest

Sat, Sep 12 - Sun, Oct 4

5:30 pm - 7:52 pmORD Chicago O'Hare Intl-LAX Los Angeles

4h 22mnonstop

5:25 pm - 11:31 pmLAX Los Angeles-ORD Chicago O'Hare Intl

4h 06mnonstop

$291Delta

Wed, Sep 9 - Sun, Oct 4

7:40 pm - 10:10 pmORD Chicago O'Hare Intl-LAX Los Angeles

4h 30mnonstop

5:25 pm - 11:31 pmLAX Los Angeles-ORD Chicago O'Hare Intl

4h 06mnonstop

$291Delta

Wed, Sep 9 - Tue, Oct 6

12:09 pm - 4:39 pmORD Chicago O'Hare Intl-LAX Los Angeles

6h 30m1 stop Dallas/Fort Worth

6:22 pm - 12:30 amLAX Los Angeles-ORD Chicago O'Hare Intl

4h 08mnonstop

$301American Airlines

Useful Info

Low season	January
High season	December
Cheapest flight	$81

Best time to beat the crowds with an average 16% drop in price.

Flight from St. Louis to Los Angeles

MarkFlew with American Airlines-Jun 2026

Get there early, only one TSA line open and thew queue was very long.

MikeFlew with American Airlines-Sep 2024

Arrive early, grab a bottle of soda before getting on the plane and open it in the terminal. If you wait until flying the pressure will decarbonize the drink.

How does KAYAK find such low prices on flights from Illinois to Los Angeles?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Los Angeles.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Los Angeles?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Los Angeles from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Los Angeles?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Los Angeles with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Los Angeles?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Los Angeles from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Orange

Carpinteria

Downey

Woodland Hills

Lake Forest

Monterey Park

Seal Beach

Rosemead

San Gabriel

Carson

Vista

Westlake Village

Norwalk

Gardena

Montebello

Bellflower

Commerce

Hesperia

San Dimas

Lake Elsinore

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$81 Find Cheap Flights from Illinois to Los Angeles - Compare and Save

Cheap Flights from Illinois to Los Angeles

Recent round-trip flight deals from Illinois to Los Angeles

Recent one-way flight deals from Illinois to Los Angeles

Recent last minute flight deals from Illinois to Los Angeles

Recent direct flight deals from Illinois to Los Angeles

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Flights from Illinois to Los Angeles: the best tips from KAYAK users

FAQs for booking flights from Illinois to Los Angeles

Traveling to a place near Los Angeles?

More options for your flight to Los Angeles

Complete your trip to Los Angeles with a hotel stay or car rental

Information on the airport you'll fly into in Los Angeles

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