What airlines fly to Chicago?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Chicago from Los Angeles according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 9 different airlines that fly to Chicago 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 Chicago?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Los Angeles to Chicago

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

As of August 2025, there are 759 flights per week flying from Los Angeles to Chicago. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.

Which airport is the most popular layover for flights between Los Angeles and Chicago?

Las Vegas (LAS) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Los Angeles to Chicago?

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $187.

Which layover airport has the shortest travel time from Los Angeles to Chicago?

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 6h 14m.

Which layover airport has the shortest connection time from Los Angeles to Chicago?

Minneapolis (MSP) has the shortest average layover time for this route: 1h 13m.

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

As of August 2025, 108 flights take off from Los Angeles and land in Chicago each day. The most common flight departure time for this route is 2:00PM, with 44% of daily flights taking off at noon.

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

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

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

As of August 2025, there are 9 operators available to choose from for flights from Los Angeles Airport to Chicago.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Chicago.

What documentation or ID do you need to fly to Chicago?

The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$81 Cheap Flights from Los Angeles to Chicago (LAX-CHI) in 2025

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Find the cheapest flights from Los Angeles to Chicago (LAX-CHI)

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:14 pm - 6:14 pmLAX-ORD

4h 00mnonstop

12:54 pm - 3:24 pmORD-LAX

4h 30mnonstop

$145Spirit Airlines

Find Deal

Wed, Sep 3 - Fri, Sep 5

2:03 pm - 11:59 pmLAX-ORD

7h 56m1 stop

6:30 am - 8:59 amORD-LAX

4h 29mnonstop

$146Frontier

Find Deal

Fri, Sep 12 - Mon, Sep 15

7:58 pm - 4:50 amLAX-ORD

6h 52m1 stop

12:54 pm - 3:24 pmORD-LAX

4h 30mnonstop

$147Spirit Airlines

Find Deal

Wed, Sep 3 - Mon, Sep 8

5:41 pm - 11:59 pmLAX-ORD

4h 18mnonstop

5:25 am - 12:23 pmORD-LAX

8h 58m1 stop

$148Frontier

Find Deal

Fri, Oct 24 - Mon, Oct 27

7:50 pm - 11:51 amLAX-ORD

14h 01m1 stop

7:09 pm - 9:40 pmORD-LAX

4h 31mnonstop

$149Spirit Airlines

Find Deal

Wed, Sep 10 - Mon, Sep 22

11:10 pm - 10:42 amLAX-ORD

9h 32m1 stop

6:30 am - 8:59 amORD-LAX

4h 29mnonstop

$152

Find Deal

Sat, Sep 13 - Thu, Sep 18

7:50 pm - 8:52 pmLAX-MDW

23h 02m1 stop

7:03 pm - 10:56 amMDW-LAX

17h 53m1 stop

$154

Find Deal

Thu, Sep 25 - Mon, Sep 29

7:30 am - 1:44 pmLAX-ORD

4h 14mnonstop

3:52 pm - 6:16 pmORD-LAX

4h 24mnonstop

$192American Airlines

Find Deal

Sat, Sep 20 - Sat, Sep 20

11:15 pm - 5:10 amLAX-MDW

3h 55mnonstop

1:05 pm - 3:25 pmMDW-LAX

4h 20mnonstop

$197Southwest

Find Deal

Sat, Sep 20 - Wed, Sep 24

4:40 pm - 10:40 pmLAX-MDW

4h 00mnonstop

9:20 pm - 11:40 pmMDW-LAX

4h 20mnonstop

$205Southwest

Find Deal

Wed, Sep 24 - Fri, Sep 26

Frontier flights from Los Angeles to Chicago

Our best Frontier deals on Los Angeles to Chicago flight tickets

Frontier

Sep 12

LAX2:03 pmLos Angeles

7h 56m

1 stop

ORD11:59 pmChicago O'Hare Intl

Sep 15

ORD6:30 amChicago O'Hare Intl

4h 29m

LAX8:59 amLos Angeles

$146

Find similar

Frontier

Oct 24

LAX5:41 pmLos Angeles

4h 18m

ORD11:59 pmChicago O'Hare Intl

Oct 27

ORD5:25 amChicago O'Hare Intl

8h 58m

1 stop

LAX12:23 pmLos Angeles

$148

Find similar

Frontier

Sep 24

LAX7:20 amLos Angeles

12h 08m

1 stop

ORD9:28 pmChicago O'Hare Intl

Sep 26

ORD6:30 amChicago O'Hare Intl

4h 29m

LAX8:59 amLos Angeles

$150

Find similar

Spirit Airlines flights from Los Angeles to Chicago

Our best Spirit Airlines deals on Los Angeles to Chicago flight tickets

Spirit Airlines

Sep 3

LAX12:14 pmLos Angeles

4h 00m

ORD6:14 pmChicago O'Hare Intl

Sep 5

ORD12:54 pmChicago O'Hare Intl

4h 30m

LAX3:24 pmLos Angeles

$145

Find similar

Spirit Airlines

Sep 3

LAX7:58 pmLos Angeles

6h 52m

1 stop

ORD4:50 amChicago O'Hare Intl

Sep 8

ORD12:54 pmChicago O'Hare Intl

4h 30m

LAX3:24 pmLos Angeles

$147

Find similar

Spirit Airlines

Aug 30

LAX11:39 pmLos Angeles

4h 01m

ORD5:40 amChicago O'Hare Intl

Aug 31

ORD7:05 amChicago O'Hare Intl

4h 23m

LAX9:28 amLos Angeles

$148

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 9/3

12:14 pm-6:14 pm

Nonstop4h 00m

Chicago O'Hare Intl

Fri 9/5

12:54 pm-3:24 pm

Nonstop4h 30m

$145

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 9/12

2:03 pm-11:59 pm

1 stop7h 56m

Chicago O'Hare Intl

Mon 9/15

6:30 am-8:59 am

Nonstop4h 29m

$146

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 9/3

7:58 pm-4:50 am

1 stop6h 52m

Chicago O'Hare Intl

Mon 9/8

12:54 pm-3:24 pm

Nonstop4h 30m

$147

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 10/24

5:41 pm-11:59 pm

Nonstop4h 18m

Chicago O'Hare Intl

Mon 10/27

5:25 am-12:23 pm

1 stop8h 58m

$148

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 9/10

7:50 pm-11:51 am

1 stop14h 01m

Chicago O'Hare Intl

Mon 9/22

7:09 pm-9:40 pm

Nonstop4h 31m

$149

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 9/13

11:10 pm-10:42 am

1 stop9h 32m

Chicago O'Hare Intl

Thu 9/18

6:30 am-8:59 am

Nonstop4h 29m

$152

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Thu 9/25

7:50 pm-8:52 pm

1 stop23h 02m

Chicago Midway

Mon 9/29

7:03 pm-10:56 am

1 stop17h 53m

$154

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 9/20

7:30 am-1:44 pm

Nonstop4h 14m

Chicago O'Hare Intl

Sat 9/20

3:52 pm-6:16 pm

Nonstop4h 24m

$192

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Sat 9/20

11:15 pm-5:10 am

Nonstop3h 55m

Chicago Midway

Wed 9/24

1:05 pm-3:25 pm

Nonstop4h 20m

$197

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Wed 9/24

4:40 pm-10:40 pm

Nonstop4h 00m

Chicago Midway

Fri 9/26

9:20 pm-11:40 pm

Nonstop4h 20m

$205

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 Chicago

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

Layovers

Other information

What is the cheapest month to fly to Chicago?

The month of February is, on average, the cheapest month to fly to Chicago from Los Angeles, with most prices found around $246. If you’re not able to fly to Chicago in February, then May is your next best option. Flight prices from Los Angeles to Chicago during May average around $268.

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

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as $361. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Los Angeles to Chicago for around $460.

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

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Los Angeles to Chicago during this time can be as low as $283. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $445.

What is the cheapest Los Angeles to Chicago flight route?

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

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

You are more likely to see cheaper flights to Chicago from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $300 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Los Angeles for as low as $252 on momondo.

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

There are 4 cabin classes available to choose from on Los Angeles to Chicago 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 Chicago flights?

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

How have Los Angeles to Chicago flight prices changed over time?

As of August 2025, prices for Los Angeles to Chicago flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Los Angeles to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Chicago according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Los Angeles to Chicago (LAX to CHI) flight deals and tips

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

Best Price Found	$141
Fastest flight time	3h 50m
Direct flights	Every day
Airports in Chicago	2 airports

The best one-way flight to Chicago from Los Angeles in the past 72 hours is $141. The best round-trip flight deal from Los Angeles to Chicago found on momondo in the last 72 hours is $233.

The fastest flight from Los Angeles to Chicago takes 3h 50m

Direct flights go from Los Angeles to Chicago every day.

There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

Search flight deals

How far is Los Angeles to Chicago by plane?
The straight-line distance from Los Angeles to Chicago is 1744.8 mi. Typically, this will take 3h 55m by plane in normal conditions.
When did momondo last update prices for flights from Los Angeles Airport to Chicago?
Prices for flights from Los Angeles Airport to Chicago are updated daily.
How many operators does momondo search for flights from Los Angeles Airport to Chicago?
As of August 2025, there are 9 operators available to choose from for flights from Los Angeles Airport to Chicago.
How old do you have to be to fly from Los Angeles Airport to Chicago?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Los Angeles to Chicago?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Los Angeles to Chicago is Airbus A321neo (18.64% of total bookings). The next most popular plane models are Boeing 737-800 (12.17%), Airbus A321-100/200 (10.92%), and Airbus A321 (sharklets) (9.38%).
What is the most popular airline from Los Angeles to Chicago?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Los Angeles to Chicago is American Airlines (32% of total bookings). The next most popular airlines are Spirit Airlines (31%), United Airlines (21%), and Southwest (9%).

Best airlines flying from Los Angeles to Chicago

Compare and see reviews for airlines that fly from Los Angeles to Chicago with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $67	Free Cancellation	Rating 6.3 8,034 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $96	Free Cancellation	Rating 5.8 3,207 reviews	Search Frontier flights
Allegiant Air	PriceFrom $118	Free Cancellation	Rating 7.2 702 reviews	Search Allegiant Air flights
Sun Country Air	PriceFrom $130	Free Cancellation	Rating 6.9 333 reviews	Search Sun Country Air flights
United Airlines	PriceFrom $149	Free Cancellation	Rating 7.4 8,930 reviews	Search United Airlines flights
Southwest	PriceFrom $157	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
American Airlines	PriceFrom $185	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $218	Free Cancellation	Rating 7.9 7,983 reviews	Search Delta flights
Alaska Airlines	PriceFrom $221	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights

Southwest Flights From Los Angeles to Chicago
The lowest priced Southwest flight from Los Angeles to Chicago from the last 72 hours was $157. Generally, Southwest has 25 flights on this route every week with an average price of $365. Southwest is rated 8.0/10 by our users.
United Airlines Flights From Los Angeles to Chicago
Another popular option for Los Angeles to Chicago flights is United Airlines (7.4/10, 8,930 ratings). United Airlines flies from Los Angeles to Chicago around 37 times per week, with deals starting from $149 round-trip and rising to an average price of around $326.

Merrillville

New Buffalo

Hammond

Benton Harbor

Saint Joseph

Lansing

Portage

Schererville

Valparaiso

Crown Point

Munster

Chesterton

Monticello

Porter

Griffith

Saint John

Why use momondo?

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

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 Chicago for you.

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

Flights from Los Angeles to Chicago 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 Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Los Angeles.

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

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

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Chicago Midway Airport

Chicago O'Hare Intl Airport

Chicago Greater Rockford Airport

Popular cities in the United States

Flights to New Yorkfrom $47

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Flights to Orlandofrom $47

Flights to Las Vegasfrom $25

Flights to San Franciscofrom $49

Flights to Washington, D.C.from $57

Flights to Bostonfrom $61

Flights to Atlantafrom $47

Flights to Dallasfrom $58

Flights to Seattlefrom $75

Flights to Denverfrom $50

Cheap flights from Los Angeles to Chicago from $81

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 Chicago departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

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Find the cheapest flights from Los Angeles to Chicago (LAX-CHI)

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

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Frontier flights from Los Angeles to Chicago

Our best Frontier deals on Los Angeles to Chicago flight tickets

Spirit Airlines flights from Los Angeles to Chicago

Our best Spirit Airlines deals on Los Angeles to Chicago flight tickets

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Use the filters below to find and compare flights from Los Angeles to Chicago that are best for you.

See travel insights to Chicago from

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

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 Chicago?

The month of February is, on average, the cheapest month to fly to Chicago from Los Angeles, with most prices found around $246. If you’re not able to fly to Chicago in February, then May is your next best option. Flight prices from Los Angeles to Chicago during May average around $268.

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

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

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Los Angeles to Chicago during this time can be as low as $283. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $445.

What is the cheapest Los Angeles to Chicago flight route?

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

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

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

There are 4 cabin classes available to choose from on Los Angeles to Chicago 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 Chicago flights?

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

How have Los Angeles to Chicago flight prices changed over time?

As of August 2025, prices for Los Angeles to Chicago flights are approximately 30% cheaper when compared to flights at the same time last year.

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

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Los Angeles to Chicago

What airlines fly to Chicago?

Which airport is the most popular layover for flights between Los Angeles and Chicago?

Las Vegas (LAS) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Los Angeles to Chicago?

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $187.

Which layover airport has the shortest travel time from Los Angeles to Chicago?

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 6h 14m.

Which layover airport has the shortest connection time from Los Angeles to Chicago?

Minneapolis (MSP) has the shortest average layover time for this route: 1h 13m.

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

As of August 2025, 108 flights take off from Los Angeles and land in Chicago each day. The most common flight departure time for this route is 2:00PM, with 44% of daily flights taking off at noon.

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

As of August 2025, there are 759 flights per week flying from Los Angeles to Chicago. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.

When to book flights from Los Angeles to Chicago

Cheap Los Angeles to Chicago (LAX to CHI) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Chicago

How far is Los Angeles to Chicago by plane?

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

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

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

What documentation or ID do you need to fly to Chicago?

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

What is the most popular airline from Los Angeles to Chicago?

Best airlines flying from Los Angeles to Chicago

Compare and see reviews for airlines that fly from Los Angeles to Chicago with momondo

Southwest Flights From Los Angeles to Chicago

United Airlines Flights From Los Angeles to Chicago

Traveling to a place near Chicago?

Why use momondo?

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

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

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

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

An easier way to manage your Chicago 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