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

As of April 2026, 111 flights take off from Los Angeles and land in Illinois each day. The most common flight departure time for this route is 23:00, with 46% of daily flights taking off at midday.

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

The number of flights available between Los Angeles and Illinois is 782 per week as of April 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

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

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

£72 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.

23:59 - 06:20

LAX

ORD

4h 21mdirect

12:05 - 21:10

ORD

LAX

11h 05m

2 stops

£129Frontier

Sat, 2 May - Sat, 9 May

23:00 - 11:32

LAX

ORD

10h 32m

1 stop

19:21 - 22:06

ORD

LAX

4h 45mdirect

£142Frontier

Sun, 26 Apr - Wed, 29 Apr

23:59 - 06:20

LAX

ORD

4h 21mdirect

19:21 - 22:06

ORD

LAX

4h 45mdirect

£144Frontier

Sun, 26 Apr - Wed, 29 Apr

17:15 - 23:28

LAX

ORD

4h 13mdirect

23:00 - 01:41

ORD

LAX

4h 41mdirect

£148United Airlines

Wed, 13 May - Wed, 20 May

15:28 - 07:55

LAX

ORD

14h 27m

1 stop

21:37 - 08:55

ORD

LAX

13h 18m

1 stop

£153Frontier

Tue, 26 May - Tue, 2 Jun

11:10 - 17:20

LAX

ORD

4h 10mdirect

14:45 - 17:15

ORD

LAX

4h 30mdirect

£161Delta

Tue, 9 Jun - Wed, 10 Jun

15:35 - 23:55

LAX

ORD

6h 20m

1 stop

15:45 - 21:20

ORD

LAX

7h 35m

1 stop

£163Southwest

Tue, 12 May - Tue, 19 May

18:58 - 01:15

LAX

ORD

4h 17mdirect

21:20 - 23:59

ORD

LAX

4h 39mdirect

£164United Airlines

Thu, 4 Jun - Wed, 10 Jun

06:00 - 14:20

LAX

ORD

6h 20m

1 stop

11:55 - 19:45

ORD

LAX

9h 50m

2 stops

£167Southwest

Sat, 2 May - Tue, 5 May

12:00 - 23:13

LAX

STL

9h 13m

2 stops

14:27 - 22:44

STL

LAX

10h 17m

2 stops

£286Delta

Tue, 5 May - Tue, 12 May

United Airlines flights from Los Angeles to Illinois

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

United Airlines

13 May

LAX17:15Los Angeles Los Angeles

4h 13m

ORD23:28Chicago O'Hare Intl

20 May

ORD23:00Chicago O'Hare Intl

4h 41m

LAX01:41Los Angeles Los Angeles

£148

United Airlines

4 Jun

LAX18:58Los Angeles Los Angeles

4h 17m

ORD01:15Chicago O'Hare Intl

10 Jun

ORD21:20Chicago O'Hare Intl

4h 39m

LAX23:59Los Angeles Los Angeles

£164

United Airlines

4 Jun

LAX18:58Los Angeles Los Angeles

4h 17m

ORD01:15Chicago O'Hare Intl

9 Jun

ORD06:00Chicago O'Hare Intl

4h 27m

LAX08:27Los Angeles Los Angeles

£165

Southwest flights from Los Angeles to Illinois

Our best Southwest deals on Los Angeles to Illinois flight tickets

Southwest

12 May

LAX15:35Los Angeles Los Angeles

6h 20m

1 stop

ORD23:55Chicago O'Hare Intl

19 May

ORD15:45Chicago O'Hare Intl

7h 35m

1 stop

LAX21:20Los Angeles Los Angeles

£163

Southwest

5 May

LAX10:45Los Angeles Los Angeles

10h 10m

2 stops

ORD22:55Chicago O'Hare Intl

12 May

ORD07:45Chicago O'Hare Intl

7h 15m

1 stop

LAX13:00Los Angeles Los Angeles

£167

Southwest

26 May

LAX23:15Los Angeles Los Angeles

8h 30m

1 stop

ORD09:45Chicago O'Hare Intl

28 May

ORD16:15Chicago O'Hare Intl

9h 05m

2 stops

LAX23:20Los Angeles Los Angeles

£182

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Sat 2/5

23:59-06:20

Nonstop4h 21m

Chicago O'Hare Intl

Sat 9/5

12:05-21:10

2 stops11h 05m

£129

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Sun 26/4

23:00-11:32

1 stop10h 32m

Chicago O'Hare Intl

Wed 29/4

19:21-22:06

Nonstop4h 45m

£142

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Sun 26/4

23:59-06:20

Nonstop4h 21m

Chicago O'Hare Intl

Wed 29/4

19:21-22:06

Nonstop4h 45m

£144

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Wed 13/5

17:15-23:28

Nonstop4h 13m

Chicago O'Hare Intl

Wed 20/5

23:00-01:41

Nonstop4h 41m

£148

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Tue 26/5

15:28-07:55

1 stop14h 27m

Chicago O'Hare Intl

Tue 2/6

21:37-08:55

1 stop13h 18m

£153

Fastest return journey

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Tue 9/6

11:10-17:20

Nonstop4h 10m

Chicago O'Hare Intl

Wed 10/6

14:45-17:15

Nonstop4h 30m

£161

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Tue 12/5

15:35-23:55

1 stop6h 20m

Chicago O'Hare Intl

Tue 19/5

15:45-21:20

1 stop7h 35m

£163

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Thu 4/6

18:58-01:15

Nonstop4h 17m

Chicago O'Hare Intl

Wed 10/6

21:20-23:59

Nonstop4h 39m

£164

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles Los Angeles

Sat 2/5

06:00-14:20

1 stop6h 20m

Chicago O'Hare Intl

Tue 5/5

11:55-19:45

2 stops9h 50m

£167

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles Los Angeles

Tue 5/5

12:00-23:13

2 stops9h 13m

Lambert-St Louis

Tue 12/5

14:27-22:44

2 stops10h 17m

£286

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 £180. 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 £193.

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 £208. 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 Midway for the best Los Angeles 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 £239 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 £199 on momondo.

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

There are 4 cabin classes available to choose from on Los Angeles 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 25.41% of the total bookings. Other popular models include Boeing 737-800 with 14.39%, Airbus A321-100/200 with 12.91%, and Boeing 757-300 with 11.66%.

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.