How many flights depart from Los Angeles to Illinois on average per day?

As of May 2026, there are 124 flights per day flying from Los Angeles to Illinois. The most common time of day flights depart is 10:00AM, with 41% of flights taking off at noon.

What airlines fly to Illinois?

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Illinois from Los Angeles according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 8 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Los Angeles to Illinois?

Frontier, Delta, and Southwest are the most popular carriers operating from Los Angeles to Illinois

How many flights depart from Los Angeles to Illinois on average per week?

869 flights are operational weekly from Los Angeles to Illinois as of May 2026. The most popular departure day for this route is Wed, with 16% of flights per week taking off on this day.

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?

As of May 2026, there are 8 operators available to choose from 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.

$103 Cheap Flights from Los Angeles to Illinois in 2026

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Find the cheapest flights from Los Angeles to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:59 pm - 6:17 am

LAX

ORD

4h 18mnonstop

9:13 pm - 11:57 pm

ORD

LAX

4h 44mnonstop

$204Frontier

Tue, Jul 7 - Tue, Jul 14

6:30 am - 8:52 pm

LAX

ORD

12h 22m

1 stop

9:13 pm - 11:57 pm

ORD

LAX

4h 44mnonstop

$205Frontier

Tue, Jul 21 - Tue, Jul 28

5:00 pm - 11:00 pm

LAX

MDW

4h 00mnonstop

8:00 am - 12:00 pm

MDW

LAX

6h 00m

1 stop

$211Southwest

Tue, Jul 14 - Tue, Jul 28

7:00 am - 5:12 pm

LAX

ORD

8h 12m

1 stop

7:37 am - 10:00 am

ORD

LAX

4h 23mnonstop

$211Delta

Tue, Jul 14 - Wed, Jul 15

9:05 am - 5:10 pm

LAX

MDW

6h 05m

1 stop

9:25 am - 1:05 pm

MDW

LAX

5h 40m

1 stop

$216Southwest

Wed, Aug 12 - Wed, Aug 19

5:05 pm - 12:43 am

LAX

STL

5h 38m

1 stop

7:55 pm - 11:42 pm

STL

LAX

5h 47m

1 stop

$303Delta

Tue, Jun 23 - Tue, Jul 7

10:36 pm - 9:17 am

LAX

PIA

8h 41m

1 stop

6:58 pm - 12:52 am

PIA

LAX

7h 54m

1 stop

$349American Airlines

Fri, Jul 24 - Fri, Jul 31

7:00 am - 3:56 pm

LAX

BMI

6h 56m

1 stop

6:04 pm - 11:13 pm

BMI

LAX

7h 09m

1 stop

$349American Airlines

Tue, Jul 14 - Tue, Jul 21

11:30 pm - 10:09 am

LAX

PIA

8h 39m

1 stop

2:33 pm - 8:40 pm

PIA

LAX

8h 07m

1 stop

$370United Airlines

Sat, Jul 4 - Sat, Jul 11

11:58 pm - 8:54 am

LAX

CMI

6h 56m

1 stop

8:43 pm - 1:37 am

CMI

LAX

6h 54m

1 stop

$438United Airlines

Tue, Nov 17 - Fri, Nov 27

American Airlines flights from Los Angeles to Illinois

Our best American Airlines deals on Los Angeles to Illinois flight tickets

American Airlines

Jul 29

LAX4:25 pmLos Angeles

4h 35m

ORD11:00 pmChicago O'Hare Intl

Aug 5

ORD6:00 amChicago O'Hare Intl

4h 19m

LAX8:19 amLos Angeles

$243

American Airlines

Jul 24

LAX10:36 pmLos Angeles

8h 41m

1 stop

PIA9:17 amGreater Peoria

Jul 31

PIA6:58 pmGreater Peoria

7h 54m

1 stop

LAX12:52 amLos Angeles

$349

American Airlines

Aug 24

LAX12:39 amLos Angeles

10h 15m

1 stop

STL12:54 pmLambert-St Louis

Sep 1

STL6:00 amLambert-St Louis

4h 10m

LAX8:10 amLos Angeles

$352

Delta flights from Los Angeles to Illinois

Our best Delta deals on Los Angeles to Illinois flight tickets

Delta

Jul 14

LAX7:00 amLos Angeles

8h 12m

1 stop

ORD5:12 pmChicago O'Hare Intl

Jul 15

ORD7:37 amChicago O'Hare Intl

4h 23m

LAX10:00 amLos Angeles

$211

Delta

Jul 8

LAX5:15 pmLos Angeles

4h 03m

ORD11:18 pmChicago O'Hare Intl

Jul 15

ORD7:37 amChicago O'Hare Intl

4h 23m

LAX10:00 amLos Angeles

$219

Delta

Jul 14

LAX7:15 amLos Angeles

7h 28m

1 stop

ORD4:43 pmChicago O'Hare Intl

Jul 15

ORD5:18 pmChicago O'Hare Intl

7h 28m

1 stop

LAX10:46 pmLos Angeles

$221

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Tue 7/7

11:59 pm-6:17 am

Nonstop4h 18m

Chicago O'Hare Intl

Tue 7/14

9:13 pm-11:57 pm

Nonstop4h 44m

$204

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Tue 7/21

6:30 am-8:52 pm

1 stop12h 22m

Chicago O'Hare Intl

Tue 7/28

9:13 pm-11:57 pm

Nonstop4h 44m

$205

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Tue 7/14

5:00 pm-11:00 pm

Nonstop4h 00m

Chicago Midway

Tue 7/28

8:00 am-12:00 pm

1 stop6h 00m

$211

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Tue 7/14

7:00 am-5:12 pm

1 stop8h 12m

Chicago O'Hare Intl

Wed 7/15

7:37 am-10:00 am

Nonstop4h 23m

$211

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Wed 8/12

9:05 am-5:10 pm

1 stop6h 05m

Chicago Midway

Wed 8/19

9:25 am-1:05 pm

1 stop5h 40m

$216

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 6/23

5:05 pm-12:43 am

1 stop5h 38m

Lambert-St Louis

Tue 7/7

7:55 pm-11:42 pm

1 stop5h 47m

$303

Los AngelesPeoria

LAX - PIA

LAXPIA

Los Angeles

Fri 7/24

10:36 pm-9:17 am

1 stop8h 41m

Greater Peoria

Fri 7/31

6:58 pm-12:52 am

1 stop7h 54m

$349

Los AngelesBloomington

LAX - BMI

LAXBMI

Los Angeles

Tue 7/14

7:00 am-3:56 pm

1 stop6h 56m

Bloomington-Normal

Tue 7/21

6:04 pm-11:13 pm

1 stop7h 09m

$349

Los AngelesPeoria

LAX - PIA

LAXPIA

Los Angeles

Sat 7/4

11:30 pm-10:09 am

1 stop8h 39m

Greater Peoria

Sat 7/11

2:33 pm-8:40 pm

1 stop8h 07m

$370

Los AngelesChampaign

LAX - CMI

LAXCMI

Los Angeles

Tue 11/17

11:58 pm-8:54 am

1 stop6h 56m

Champaign University-Willard

Fri 11/27

8:43 pm-1:37 am

1 stop6h 54m

$438

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 $267, 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 August is also cheap. Prices for this month can be found on momondo for an average of $281.

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 $381. Flights from Los Angeles to Illinois on a Sunday will generally be more expensive and average around $449. 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 $310. Flights at noon are often more expensive with an average ticket price of $489.

What is the cheapest Los Angeles to Illinois flight route?

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

How far in advance should I book a flight from Los Angeles 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 $332 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 $278 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.

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

You could potentially save up to 22% on your flight if you consider stops on a Los Angeles to Illinois flight.

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	$180
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 $180. The best round-trip flight deal from Los Angeles to Illinois found on momondo in the last 72 hours is $348.

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

Frequently asked questions about flying from Los Angeles to Illinois

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?
As of May 2026, there are 8 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Los Angeles to Illinois is Airbus A321neo, representing 22.81% of all bookings. The subsequent popular models are Boeing 737-800 at 15.21%, Airbus A321-100/200 at 14.44%, and Boeing 757-300 at 10.71%.

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
Frontier	PriceFrom $95	Free Cancellation	Rating 5.6 2,930 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $107	Free Cancellation	Rating 6.2	Search Spirit Airlines flights
JetBlue	PriceFrom $166	Free Cancellation	Rating 7.1 2,982 reviews	Search JetBlue flights
Southwest	PriceFrom $179	Free Cancellation	Rating 7.9 4,264 reviews	Search Southwest flights
Delta	PriceFrom $196	Free Cancellation	Rating 7.9 8,423 reviews	Search Delta flights
United Airlines	PriceFrom $197	Free Cancellation	Rating 7.4 9,751 reviews	Search United Airlines flights
American Airlines	PriceFrom $202	Free Cancellation	Rating 7.1 11,639 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $263	Free Cancellation	Rating 7.9 12,423 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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Popular cities in Illinois

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $65

Flights to Orlandofrom $58

Flights to Miamifrom $71

Flights to Chicagofrom $67

Flights to San Franciscofrom $66

Flights to Las Vegasfrom $50

Flights to Washington, D.C.from $57

Flights to Bostonfrom $63

Flights to Atlantafrom $87

Flights to Fort Lauderdalefrom $58

Flights to Dallasfrom $56

Cheap flights from Los Angeles to Illinois from $103

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 7/3. 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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American Airlines flights from Los Angeles to Illinois

Our best American Airlines deals on Los Angeles to Illinois flight tickets

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See travel insights to Illinois from

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

What is the cheapest month to fly to Illinois?

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

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

What is the cheapest Los Angeles to Illinois flight route?

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

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

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

What is the cheapest airline that flies from Los Angeles to Illinois?

What airlines fly to Illinois?

How many flights depart from Los Angeles to Illinois on average per day?

How many flights depart from Los Angeles to Illinois on average per week?

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

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying 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

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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