LAX

$115 Find Cheap Flights from Illinois to Los Angeles - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Los Angeles departing on 7/21. 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.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Illinois to Los Angeles

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Los Angeles that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Los Angeles

Wed, Jul 29 - Wed, Aug 5
Frontier Logo
9:13 pm - 11:57 pm
ORD
-
LAX
4h 44mnonstop
Frontier Logo
11:59 pm - 6:17 am
LAX
-
ORD
4h 18mnonstop
$203Frontier
Tue, Aug 25 - Wed, Aug 26
Frontier Logo
9:20 pm - 12:04 am
ORD
-
LAX
4h 44mnonstop
Frontier Logo
11:59 pm - 6:17 am
LAX
-
ORD
4h 18mnonstop
$204Frontier
Sat, Jul 11 - Fri, Jul 17
American Airlines Logo
6:00 pm - 12:52 am
BMI
-
LAX
8h 52m
1 stop
American Airlines Logo
1:53 pm - 11:08 pm
LAX
-
BMI
7h 15m
1 stop
$349American Airlines
Thu, Jul 16 - Sat, Jul 18
American Airlines Logo
6:58 pm - 12:52 am
PIA
-
LAX
7h 54m
1 stop
American Airlines Logo
12:40 am - 9:17 am
LAX
-
PIA
6h 37m
1 stop
$349American Airlines
Mon, Aug 10 - Wed, Aug 26
Multiple Airlines Logo
12:45 pm - 9:30 am
PIA
-
LAX
22h 45m
1 stop
Multiple Airlines Logo
7:15 am - 5:24 pm
LAX
-
PIA
32h 09m
2 stops
$358Multiple Airlines
Fri, Aug 14 - Sun, Aug 16
Multiple Airlines Logo
12:45 pm - 8:14 pm
PIA
-
LAX
9h 29m
1 stop
Multiple Airlines Logo
6:30 am - 7:37 pm
LAX
-
PIA
11h 07m
1 stop
$365Multiple Airlines
Tue, Jul 7 - Sun, Jul 12
United Airlines Logo
6:45 pm - 12:09 am
DEC
-
LAX
7h 24m
1 stop
United Airlines Logo
12:13 am - 8:57 am
LAX
-
DEC
6h 44m
1 stop
$379United Airlines
Fri, Jul 31 - Sat, Aug 8
United Airlines Logo
5:43 pm - 10:55 pm
PIA
-
LAX
7h 12m
1 stop
United Airlines Logo
11:30 pm - 10:09 am
LAX
-
PIA
8h 39m
1 stop
$382United Airlines
Wed, Jul 1 - Wed, Jul 8
Delta Logo
11:08 am - 5:20 pm
MLI
-
LAX
8h 12m
1 stop
Delta Logo
12:00 pm - 10:31 pm
LAX
-
MLI
8h 31m
1 stop
$416Delta
Tue, Nov 17 - Tue, Nov 24
Delta Logo
5:00 pm - 12:47 am
MLI
-
LAX
9h 47m
1 stop
Delta Logo
10:50 pm - 10:26 am
LAX
-
MLI
9h 36m
1 stop
$438Delta
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$115
Best time to beat the crowds with an average 9% drop in price.
Most popular time to fly with an average 7% increase in price.
Flight from Chicago O'Hare Airport to Los Angeles

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

Insights shared by verified travelers who flew the route from Illinois to Los Angeles 
MarkFlew with American Airlines
ORD
-
LAX
Jun 2026
Get there early, only one TSA line open and thew queue was very long.
MikeFlew with American Airlines
ORD
-
LAX
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.

FAQs for booking flights from Illinois to Los Angeles

  • 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.

Traveling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Orange
Carpinteria
Lake Forest
Downey
Woodland Hills
Monterey Park
San Gabriel
Seal Beach
Carson
Vista
Westlake Village
Bellflower
Montebello
Norwalk
Gardena
Commerce
Hesperia
San Dimas
Lake Elsinore
La Mirada

Everything you need to know for your flight to Los Angeles

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