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Cheap flights from Los Angeles to Illinois from $62

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Illinois departing on 2/6. 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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0 bags

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Find the cheapest flights from Los Angeles to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:21 pm - 8:00 pm
LAX
-
MDW
20h 39m1 stop
Multiple Airlines Logo
3:24 pm - 8:15 am
MDW
-
LAX
18h 51m2 stops
$156Multiple Airlines
jue., feb. 12 - lun., feb. 16
Multiple Airlines Logo
8:57 pm - 3:58 pm
LAX
-
MDW
17h 01m1 stop
Multiple Airlines Logo
7:00 pm - 9:20 pm
MDW
-
LAX
28h 20m2 stops
$157Multiple Airlines
jue., feb. 5 - lun., feb. 9
Frontier Logo
6:15 pm - 6:08 am
LAX
-
ORD
9h 53m1 stop
Frontier Logo
6:30 pm - 12:17 am
ORD
-
LAX
7h 47m1 stop
$160Frontier
jue., mar. 12 - lun., mar. 16
Frontier Logo
11:21 pm - 5:29 am
LAX
-
ORD
4h 08mnonstop
Frontier Logo
7:39 pm - 10:26 pm
ORD
-
LAX
4h 47mnonstop
$161Frontier
jue., mar. 12 - sáb., mar. 14
United Airlines Logo
1:04 pm - 8:47 pm
LAX
-
PIA
5h 43m1 stop
United Airlines Logo
5:25 pm - 12:04 am
PIA
-
LAX
8h 39m1 stop
$309United Airlines
jue., feb. 5 - jue., feb. 12
United Airlines Logo
11:05 pm - 10:12 am
LAX
-
MLI
9h 07m1 stop
United Airlines Logo
5:22 pm - 10:59 pm
MLI
-
LAX
7h 37m1 stop
$309United Airlines
vie., feb. 6 - vie., feb. 13
American Airlines Logo
6:38 am - 4:32 pm
LAX
-
PIA
7h 54m2 stops
American Airlines Logo
10:01 am - 4:01 pm
PIA
-
LAX
8h 00m1 stop
$314American Airlines
jue., feb. 5 - jue., feb. 12
American Airlines Logo
9:00 am - 9:58 pm
LAX
-
MLI
10h 58m2 stops
American Airlines Logo
3:58 pm - 10:45 pm
MLI
-
LAX
8h 47m1 stop
$314American Airlines
mié., feb. 4 - lun., feb. 9
Delta Logo
11:12 am - 10:33 pm
LAX
-
MLI
9h 21m1 stop
Delta Logo
5:11 pm - 11:51 pm
MLI
-
LAX
8h 40m1 stop
$359Delta
mié., ene. 21 - mar., ene. 27
Delta Logo
6:00 am - 2:51 pm
LAX
-
BMI
6h 51m1 stop
Delta Logo
3:36 pm - 11:55 pm
BMI
-
LAX
10h 19m1 stop
$379Delta
mié., feb. 18 - sáb., feb. 21

Frontier flights from Los Angeles to Illinois

Our best Frontier deals on Los Angeles to Illinois flight tickets
Frontier
Mar 12
LAX6:15 pmLos Angeles
9h 53m
1 stop
ORD6:08 amChicago O'Hare Intl
Mar 16
ORD6:30 pmChicago O'Hare Intl
7h 47m
1 stop
LAX12:17 amLos Angeles
$160
Frontier
Mar 12
LAX11:21 pmLos Angeles
4h 08m
ORD5:29 amChicago O'Hare Intl
Mar 14
ORD7:39 pmChicago O'Hare Intl
4h 47m
LAX10:26 pmLos Angeles
$161
Frontier
Jan 23
LAX2:48 pmLos Angeles
24h 03m
1 stop
ORD4:51 pmChicago O'Hare Intl
Jan 26
ORD5:40 amChicago O'Hare Intl
9h 10m
1 stop
LAX12:50 pmLos Angeles
$162

United Airlines flights from Los Angeles to Illinois

Our best United Airlines deals on Los Angeles to Illinois flight tickets
United Airlines
Jan 16
LAX12:30 amLos Angeles
4h 00m
ORD6:30 amChicago O'Hare Intl
Jan 17
ORD4:10 pmChicago O'Hare Intl
4h 37m
LAX6:47 pmLos Angeles
$159
United Airlines
Jan 16
LAX12:30 amLos Angeles
4h 00m
ORD6:30 amChicago O'Hare Intl
Jan 26
ORD6:30 pmChicago O'Hare Intl
4h 46m
LAX9:16 pmLos Angeles
$191
United Airlines
Feb 6
LAX11:05 pmLos Angeles
9h 07m
1 stop
MLI10:12 amMoline Quad-City
Feb 13
MLI5:22 pmMoline Quad-City
7h 37m
1 stop
LAX10:59 pmLos Angeles
$309

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Illinois 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 enero 8, 2026.
Use the filters below to find and compare flights from Los Angeles to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

jue. 2/12

9:21 pm-8:00 pm

1 stop20h 39m

Chicago Midway

lun. 2/16

3:24 pm-8:15 am

2 stops18h 51m

$156

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

jue. 2/5

8:57 pm-3:58 pm

1 stop17h 01m

Chicago Midway

lun. 2/9

7:00 pm-9:20 pm

2 stops28h 20m

$157

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

jue. 3/12

6:15 pm-6:08 am

1 stop9h 53m

Chicago O'Hare Intl

lun. 3/16

6:30 pm-12:17 am

1 stop7h 47m

$160

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

jue. 3/12

11:21 pm-5:29 am

Nonstop4h 08m

Chicago O'Hare Intl

sáb. 3/14

7:39 pm-10:26 pm

Nonstop4h 47m

$161

Los AngelesPeoria

LAX - PIA

LAXPIA

Los Angeles

jue. 2/5

1:04 pm-8:47 pm

1 stop5h 43m

Greater Peoria

jue. 2/12

5:25 pm-12:04 am

1 stop8h 39m

$309

Los AngelesMoline

LAX - MLI

LAXMLI

Los Angeles

vie. 2/6

11:05 pm-10:12 am

1 stop9h 07m

Moline Quad-City

vie. 2/13

5:22 pm-10:59 pm

1 stop7h 37m

$309

Los AngelesPeoria

LAX - PIA

LAXPIA

Los Angeles

jue. 2/5

6:38 am-4:32 pm

2 stops7h 54m

Greater Peoria

jue. 2/12

10:01 am-4:01 pm

1 stop8h 00m

$314

Los AngelesMoline

LAX - MLI

LAXMLI

Los Angeles

mié. 2/4

9:00 am-9:58 pm

2 stops10h 58m

Moline Quad-City

lun. 2/9

3:58 pm-10:45 pm

1 stop8h 47m

$314

Los AngelesMoline

LAX - MLI

LAXMLI

Los Angeles

mié. 1/21

11:12 am-10:33 pm

1 stop9h 21m

Moline Quad-City

mar. 1/27

5:11 pm-11:51 pm

1 stop8h 40m

$359

Los AngelesBloomington

LAX - BMI

LAXBMI

Los Angeles

mié. 2/18

6:00 am-2:51 pm

1 stop6h 51m

Bloomington-Normal

sáb. 2/21

3:36 pm-11:55 pm

1 stop10h 19m

$379

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 Illinois from

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

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 Illinois?

The cheapest month to fly to Illinois from Los Angeles is in September. Flight prices, which tend to average around $242, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $262.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Los Angeles to Illinois is on a Thursday when prices can be found for as low as $357. Flights from Los Angeles to Illinois on a Sunday will generally be more expensive and average around $429. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Los Angeles to Illinois during this time can be as low as $272. Flights at noon are often more expensive with an average ticket price of $454.

What is the cheapest Los Angeles to Illinois flight route?

Fly from Los Angeles to Chicago Greater Rockford for the best Los Angeles - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $303 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Los Angeles for as low as $256 on momondo.

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

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

Cheap Los Angeles to Illinois flight deals and tips

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

Best Price Found

$173

Fastest flight time

3h 25m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Los Angeles in the past 72 hours is $173. The best round-trip flight deal from Los Angeles to Illinois found on momondo in the last 72 hours is $331.
The fastest flight from Los Angeles to Illinois takes 3h 25m
Direct flights go from Los Angeles to Illinois every day.
There are 98 airports in Illinois. From Los Angeles there are direct flights to Lambert-St Louis (STL).
Search flight deals

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

    Prices for flights from Los Angeles Airport to Illinois are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Los Angeles to Illinois

Compare and see reviews for airlines that fly from Los Angeles to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $89Free CancellationRating
5.7
3,061 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $104Free CancellationRating
6.3
8,289 reviews
Search Spirit Airlines flights
Sun Country AirPriceFrom $130Free CancellationRating
6.8
340 reviews
Search Sun Country Air flights
SouthwestPriceFrom $179Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
9,141 reviews
Search United Airlines flights
American AirlinesPriceFrom $201Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
DeltaPriceFrom $218Free CancellationRating
7.9
8,029 reviews
Search Delta flights
Alaska AirlinesPriceFrom $221Free CancellationRating
8.0
11,666 reviews
Search Alaska Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Los Angeles to Illinois for you.

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

momondo does allow users to show only those flights to Illinois from Los Angeles which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Los Angeles to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Illinois from Los Angeles. 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.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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sáb. 2/7
sáb. 2/14
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Find better results for your trip to Illinois

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