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

The number of flights available between Los Angeles and Illinois is 840 per week as of May 2026. The most frequent departure day is Fri, with 17% of weekly flights leaving on this day.

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

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

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

As of May 2026, 120 flights take off from Los Angeles and land in Illinois each day. The most common flight departure time for this route is 10:00, with 41% of daily flights taking off at midday.

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

Prices for flights from Los Angeles Los Angeles Airport to Illinois were last updated today.

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

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 Los Angeles 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.

£79 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 return flights

Enter your travel dates to find the best prices.

06:15 - 16:59

LAX

ORD

8h 44m

1 stop

14:42 - 17:14

ORD

LAX

4h 32mdirect

£157Delta

Tue, 14 Jul - Tue, 28 Jul

07:40 - 13:46

LAX

ORD

4h 06mdirect

07:37 - 10:00

ORD

LAX

4h 23mdirect

£163Delta

Wed, 8 Jul - Tue, 14 Jul

11:41 - 21:48

LAX

ORD

8h 07m

1 stop

17:54 - 23:53

ORD

LAX

7h 59m

1 stop

£164Delta

Tue, 14 Jul - Tue, 28 Jul

18:58 - 01:15

LAX

ORD

4h 17mdirect

06:00 - 08:27

ORD

LAX

4h 27mdirect

£168United Airlines

Wed, 5 Aug - Sat, 8 Aug

17:46 - 23:48

LAX

ORD

4h 02mdirect

19:44 - 23:43

ORD

LAX

5h 59m

1 stop

£170Delta

Wed, 19 Aug - Tue, 25 Aug

00:13 - 06:32

LAX

ORD

4h 19mdirect

21:30 - 00:09

ORD

LAX

4h 39mdirect

£170United Airlines

Tue, 21 Jul - Wed, 22 Jul

15:20 - 21:30

LAX

ORD

4h 10mdirect

16:45 - 19:21

ORD

LAX

4h 36mdirect

£173United Airlines

Wed, 2 Sep - Tue, 8 Sep

15:15 - 22:40

LAX

STL

5h 25m

1 stop

08:25 - 10:20

STL

LAX

3h 55mdirect

£226Southwest

Mon, 17 Aug - Wed, 19 Aug

08:35 - 17:55

LAX

STL

7h 20m

2 stops

08:25 - 10:20

STL

LAX

3h 55mdirect

£230Southwest

Mon, 17 Aug - Wed, 19 Aug

12:20 - 17:50

LAX

STL

3h 30mdirect

21:00 - 22:55

STL

LAX

3h 55mdirect

£231Southwest

Tue, 25 Aug - Tue, 1 Sep

Delta flights from Los Angeles to Illinois

Our best Delta deals on Los Angeles to Illinois flight tickets

Delta

14 Jul

LAX06:15Los Angeles Los Angeles

8h 44m

1 stop

ORD16:59Chicago O'Hare Intl

28 Jul

ORD14:42Chicago O'Hare Intl

4h 32m

LAX17:14Los Angeles Los Angeles

£157

Delta

8 Jul

LAX07:40Los Angeles Los Angeles

4h 06m

ORD13:46Chicago O'Hare Intl

14 Jul

ORD07:37Chicago O'Hare Intl

4h 23m

LAX10:00Los Angeles Los Angeles

£163

Delta

14 Jul

LAX11:41Los Angeles Los Angeles

8h 07m

1 stop

ORD21:48Chicago O'Hare Intl

28 Jul

ORD17:54Chicago O'Hare Intl

7h 59m

1 stop

LAX23:53Los Angeles Los Angeles

£164

United Airlines flights from Los Angeles to Illinois

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

United Airlines

5 Aug

LAX18:58Los Angeles Los Angeles

4h 17m

ORD01:15Chicago O'Hare Intl

8 Aug

ORD06:00Chicago O'Hare Intl

4h 27m

LAX08:27Los Angeles Los Angeles

£168

United Airlines

21 Jul

LAX00:13Los Angeles Los Angeles

4h 19m

ORD06:32Chicago O'Hare Intl

22 Jul

ORD21:30Chicago O'Hare Intl

4h 39m

LAX00:09Los Angeles Los Angeles

£170

United Airlines

2 Sept

LAX15:20Los Angeles Los Angeles

4h 10m

ORD21:30Chicago O'Hare Intl

8 Sept

ORD16:45Chicago O'Hare Intl

4h 36m

LAX19:21Los Angeles Los Angeles

£173

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Tue 14/7

06:15-16:59

1 stop8h 44m

Chicago O'Hare Intl

Tue 28/7

14:42-17:14

Nonstop4h 32m

£157

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Wed 8/7

07:40-13:46

Nonstop4h 06m

Chicago O'Hare Intl

Tue 14/7

07:37-10:00

Nonstop4h 23m

£163

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Tue 14/7

11:41-21:48

1 stop8h 07m

Chicago O'Hare Intl

Tue 28/7

17:54-23:53

1 stop7h 59m

£164

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Wed 5/8

18:58-01:15

Nonstop4h 17m

Chicago O'Hare Intl

Sat 8/8

06:00-08:27

Nonstop4h 27m

£168

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Wed 19/8

17:46-23:48

Nonstop4h 02m

Chicago O'Hare Intl

Tue 25/8

19:44-23:43

1 stop5h 59m

£170

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Tue 21/7

00:13-06:32

Nonstop4h 19m

Chicago O'Hare Intl

Wed 22/7

21:30-00:09

Nonstop4h 39m

£170

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Wed 2/9

15:20-21:30

Nonstop4h 10m

Chicago O'Hare Intl

Tue 8/9

16:45-19:21

Nonstop4h 36m

£173

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles Los Angeles

Mon 17/8

15:15-22:40

1 stop5h 25m

Lambert-St Louis

Wed 19/8

08:25-10:20

Nonstop3h 55m

£226

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles Los Angeles

Mon 17/8

08:35-17:55

2 stops7h 20m

Lambert-St Louis

Wed 19/8

08:25-10:20

Nonstop3h 55m

£230

Fastest return journey

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles Los Angeles

Tue 25/8

12:20-17:50

Nonstop3h 30m

Lambert-St Louis

Tue 1/9

21:00-22:55

Nonstop3h 55m

£231

Flights are sorted by cheapest return 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 month of September is, on average, the cheapest month to fly to Illinois from Los Angeles, with most prices found around £198. 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 £209.

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

The cheapest day to depart on your flight to Illinois is on a Tuesday when prices can be found for as low as £226. This is often the case because there is less demand to fly during this day of the week. Flights from Los Angeles to Illinois on a Saturday will generally be more expensive and average around £1,037. 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 data shows that the cheapest Los Angeles to Illinois flights are usually those with departure times in the evening. Our users have found flights to Illinois in the evening for as low as £226. At midday is when there is more demand to fly to Illinois, so prices are often more expensive at around £489 per ticket.

What is the cheapest Los Angeles Los Angeles to Illinois flight route?

Fly from Los Angeles Los Angeles to Chicago O'Hare Intl for the best Los Angeles 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 £247 when searching weeks before you fly. 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 £207 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?

No. A direct flight is the cheapest option for a flight between Los Angeles to Illinois.

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

Fastest flight time	3h 35m
Direct flights	Every day
Airports in Illinois	98 airports

The fastest flight from Los Angeles to Illinois takes 3h 35m

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).

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Frequently asked questions about flying from Los Angeles to Illinois

When did momondo last update prices for flights from Los Angeles Los Angeles Airport to Illinois?
Prices for flights from Los Angeles Los Angeles Airport to Illinois were last updated today.
How old do you have to be to fly from Los Angeles Los Angeles Airport to Illinois?
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 Los Angeles 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?
Based on momondo bookings for flights between Los Angeles and Illinois, the leading plane model is Airbus A321neo, making up 22.81% of the total bookings. Other popular models include Boeing 737-800 with 15.21%, Airbus A321-100/200 with 14.44%, and Boeing 757-300 with 10.71%.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Los Angeles to Illinois . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Los Angeles to Illinois 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 Los Angeles to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Los Angeles. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Los Angeles to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.