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

As of September 2026, 124 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 44% of daily flights taking off at midday.

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

United Airlines, Delta, and Southwest 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 week?

The number of flights available between Los Angeles and Illinois is 873 per week as of September 2026. The most frequent departure day is Thu, with 17% of weekly flights leaving on this day.

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.

£81 Cheap Flights from Los Angeles to Illinois in 2026

Find the cheapest flights from Los Angeles to Illinois

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

14:01 - 00:24LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

8h 23m1 stop Denver Intl

20:01 - 22:51ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 50mdirect

£151Frontier

Wed, 14 Oct - Fri, 16 Oct

16:45 - 22:55LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

06:00 - 08:27ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 27mdirect

£161United Airlines

Thu, 1 Oct - Thu, 8 Oct

15:00 - 21:02LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 02mdirect

14:45 - 17:16ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 31mdirect

£161Delta

Sat, 10 Oct - Fri, 16 Oct

06:05 - 00:24LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

16h 19m1 stop Denver Intl

17:46 - 23:58ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

8h 12m1 stop Seattle/Tacoma Intl

£164Multiple Airlines

Wed, 14 Oct - Fri, 16 Oct

12:00 - 23:34LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

9h 34m1 stop Seattle/Tacoma Intl

09:30 - 11:58ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 28mdirect

£168Delta

Thu, 15 Oct - Mon, 2 Nov

13:26 - 22:05LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

6h 39m1 stop Salt Lake City

14:45 - 17:16ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 31mdirect

£169Delta

Sat, 10 Oct - Fri, 16 Oct

06:05 - 00:24LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

16h 19m1 stop Denver Intl

06:30 - 00:29ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

19h 59m1 stop Denver Intl

£174Frontier

Sat, 17 Oct - Sat, 24 Oct

22:35 - 04:45LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

13:00 - 15:32ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 32mdirect

£175United Airlines

Tue, 29 Sep - Fri, 2 Oct

17:52 - 23:47LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

3h 55mdirect

07:20 - 09:55ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 35mdirect

£176Delta

Thu, 8 Oct - Wed, 14 Oct

23:05 - 05:15LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

06:00 - 08:27ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 27mdirect

£180United Airlines

Sun, 4 Oct - Sun, 11 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

17:25 - 23:31LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 06mdirect

14:45 - 17:16ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 31mdirect

£201Delta

Wed, 9 Sep - Wed, 14 Oct

16:55 - 23:05LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

15:00 - 17:37ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 37mdirect

£205United Airlines

Sat, 5 Sep - Tue, 6 Oct

17:46 - 23:48LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 02mdirect

19:40 - 23:55ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

6h 15m1 stop Salt Lake City

£212Delta

Sat, 5 Sep - Mon, 5 Oct

17:25 - 23:31LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 06mdirect

07:20 - 09:55ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 35mdirect

£215Delta

Wed, 9 Sep - Tue, 13 Oct

22:35 - 09:40LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

9h 05m1 stop Atlanta Hartsfield-Jackson

06:20 - 11:08ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

6h 48m1 stop Minneapolis St Paul

£220Delta

Sat, 5 Sep - Tue, 6 Oct

13:15 - 21:33LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

6h 18m1 stop Minneapolis St Paul

07:07 - 09:35ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 28mdirect

£223Delta

Thu, 10 Sep - Thu, 24 Sep

08:10 - 18:41LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

8h 31m1 stop Atlanta Hartsfield-Jackson

19:40 - 23:55ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

6h 15m1 stop Salt Lake City

£230Delta

Thu, 10 Sep - Thu, 24 Sep

16:55 - 23:05LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

13:03 - 15:35ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 32mdirect

£238United Airlines

Thu, 10 Sep - Thu, 17 Sep

17:25 - 23:31LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 06mdirect

19:40 - 22:10ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 30mdirect

£241Delta

Wed, 9 Sep - Thu, 10 Sep

23:30 - 05:41LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 11mdirect

12:58 - 15:30ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 32mdirect

£242United Airlines

Tue, 8 Sep - Tue, 15 Sep

Cheap direct flights

Enter your travel dates to find the best prices.

16:45 - 22:55LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

06:00 - 08:27ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 27mdirect

£161United Airlines

Thu, 1 Oct - Thu, 8 Oct

15:00 - 21:02LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 02mdirect

14:45 - 17:16ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 31mdirect

£161Delta

Sat, 10 Oct - Fri, 16 Oct

23:05 - 05:15LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

08:50 - 11:23ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 33mdirect

£175United Airlines

Mon, 28 Sep - Sat, 3 Oct

17:52 - 23:47LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

3h 55mdirect

07:20 - 09:55ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 35mdirect

£176Delta

Thu, 8 Oct - Wed, 14 Oct

23:05 - 05:15LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

06:00 - 08:27ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 27mdirect

£180United Airlines

Sun, 4 Oct - Sun, 11 Oct

12:45 - 19:05LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 20mdirect

06:00 - 08:27ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 27mdirect

£181United Airlines

Sat, 3 Oct - Sun, 11 Oct

16:45 - 22:55LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

06:00 - 08:27ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 27mdirect

£190United Airlines

Thu, 24 Sep - Sun, 27 Sep

23:17 - 05:20LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 03mdirect

14:40 - 17:20ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 40mdirect

£192United Airlines

Sun, 25 Oct - Sun, 1 Nov

22:35 - 04:45LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

4h 10mdirect

15:50 - 18:27ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 37mdirect

£198United Airlines

Tue, 22 Sep - Sat, 3 Oct

17:52 - 23:47LAX Los Angeles Los Angeles-ORD Chicago O'Hare Intl

3h 55mdirect

14:45 - 17:16ORD Chicago O'Hare Intl-LAX Los Angeles Los Angeles

4h 31mdirect

£204Delta

Tue, 27 Oct - Wed, 28 Oct

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Delta flights from Los Angeles to Illinois

Our best Delta deals on Los Angeles to Illinois flight tickets

Delta

10 Oct

LAX15:00Los Angeles Los Angeles

4h 02m

ORD21:02Chicago O'Hare Intl

16 Oct

ORD14:45Chicago O'Hare Intl

4h 31m

LAX17:16Los Angeles Los Angeles

£161

Delta

15 Oct

LAX12:00Los Angeles Los Angeles

9h 34m

1 stop

ORD23:34Chicago O'Hare Intl

6 Nov

ORD17:00Chicago O'Hare Intl

4h 30m

LAX19:30Los Angeles Los Angeles

£168

Delta

10 Oct

LAX14:00Los Angeles Los Angeles

7h 54m

1 stop

ORD23:54Chicago O'Hare Intl

16 Oct

ORD18:59Chicago O'Hare Intl

4h 46m

LAX21:45Los Angeles Los Angeles

£169

Alaska Airlines flights from Los Angeles to Illinois

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

Alaska Airlines

2 Nov

LAX09:00Los Angeles Los Angeles

12h 49m

2 stops

ORD23:49Chicago O'Hare Intl

11 Nov

ORD09:30Chicago O'Hare Intl

11h 12m

1 stop

LAX18:42Los Angeles Los Angeles

£204

Alaska Airlines

30 Sept

LAX08:20Los Angeles Los Angeles

13h 39m

2 stops

ORD23:59Chicago O'Hare Intl

7 Oct

ORD09:00Chicago O'Hare Intl

10h 59m

1 stop

LAX17:59Los Angeles Los Angeles

£211

Alaska Airlines

30 Sept

LAX09:03Los Angeles Los Angeles

12h 56m

1 stop

ORD23:59Chicago O'Hare Intl

7 Oct

ORD09:00Chicago O'Hare Intl

10h 03m

1 stop

LAX17:03Los Angeles Los Angeles

£224

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Wed 14/10

14:01-00:24

1 stop8h 23m

Chicago O'Hare Intl

Fri 16/10

20:01-22:51

Nonstop4h 50m

£151

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Thu 1/10

16:45-22:55

Nonstop4h 10m

Chicago O'Hare Intl

Thu 8/10

06:00-08:27

Nonstop4h 27m

£161

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Sat 10/10

15:00-21:02

Nonstop4h 02m

Chicago O'Hare Intl

Fri 16/10

14:45-17:16

Nonstop4h 31m

£161

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Wed 14/10

06:05-00:24

1 stop16h 19m

Chicago O'Hare Intl

Fri 16/10

17:46-23:58

1 stop8h 12m

£164

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Thu 15/10

12:00-23:34

1 stop9h 34m

Chicago O'Hare Intl

Mon 2/11

09:30-11:58

Nonstop4h 28m

£168

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Sat 10/10

13:26-22:05

1 stop6h 39m

Chicago O'Hare Intl

Fri 16/10

14:45-17:16

Nonstop4h 31m

£169

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Sat 17/10

06:05-00:24

1 stop16h 19m

Chicago O'Hare Intl

Sat 24/10

06:30-00:29

1 stop19h 59m

£174

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Tue 29/9

22:35-04:45

Nonstop4h 10m

Chicago O'Hare Intl

Fri 2/10

13:00-15:32

Nonstop4h 32m

£175

Fastest return journey

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Thu 8/10

17:52-23:47

Nonstop3h 55m

Chicago O'Hare Intl

Wed 14/10

07:20-09:55

Nonstop4h 35m

£176

Los AngelesChicago

LAX Los Angeles Los Angeles - ORD Chicago O'Hare Intl

LAXORD

Los Angeles Los Angeles

Sun 4/10

23:05-05:15

Nonstop4h 10m

Chicago O'Hare Intl

Sun 11/10

06:00-08:27

Nonstop4h 27m

£180

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 October is, on average, the cheapest month to fly to Illinois from Los Angeles, with most prices found around £224. If you aren’t able to travel to Illinois during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £226.

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 Monday when prices can be found for as low as £340. 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 Friday will generally be more expensive and average around £827. 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 £343. At midday is when there is more demand to fly to Illinois, so prices are often more expensive at around £1,032 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 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 £266 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 £226 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

Best price found	£81
Fastest flight time	3h 30m
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 £81. The best return flight deal from Los Angeles to Illinois found on momondo in the last 72 hours is £151.

The fastest flight from Los Angeles to Illinois takes 3h 30m

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 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 21.22% of the total bookings. Other popular models include Airbus A321-100/200 with 13.81%, Boeing 737-800 with 13.11%, and Boeing 757-300 with 11.01%.

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.