What are the cheapest airlines to fly from Los Angeles to Illinois one-way?

The cheapest airlines for a one-way flight from Los Angeles to Illinois are Frontier ($80), Spirit Airlines ($82), and Southwest ($100).

What are the most popular routes from Los Angeles to Illinois?

While some choose either Los Angeles - Chicago Midway or Los Angeles - Lambert-St Louis, Los Angeles - Chicago O'Hare Intl is the most popular route from Los Angeles to Illinois.

What are the cheapest flights from Los Angeles to Illinois?

While on average a flight from Los Angeles to Illinois is generally $773, our data shows the cheapest flight currently is $85. When looking at the most popular route, (Los Angeles - Chicago O'Hare Intl), you can expect to pay $91 for that flight.

What are the most reliable airlines from Los Angeles to Illinois?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Los Angeles to Illinois on time: Atlas Air (100%), Air China (92%), ANA (92%).

What are the most popular airlines that fly from Los Angeles to Illinois?

The most popular airlines flying from Los Angeles to Illinois are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

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

To save up to 78% on this flight, we recommend booking at least 31 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Los Angeles to Illinois from $313 1-2 weeks out and tickets from $505 for flights departing within the next 72 hours.

What is the cheapest month to fly from Los Angeles to Illinois?

February can be a great time to fly to Illinois from Los Angeles with a flight ticket averaging about $300. Cheapflights users have found deals in the month of February for as cheap as $96. The most expensive prices can be found in the month of June.

What airport do you fly from for flights from Los Angeles to Illinois?

Located just 9.4 mi from the city center, Los Angeles (LAX) is the airport most travelers will use when flying to Illinois from Los Angeles.

Can I find deals for flights from Los Angeles to Illinois that include hotel bookings?

Yes. In addition to deals on Los Angeles to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Los Angeles to Illinois?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Illinois.

Can I find deals for business class flights from Los Angeles to Illinois?

Yes. Cheapflights offers flight deals from Los Angeles to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$80+ Flights from Los Angeles to Illinois

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheap flight deals from Los Angeles to Illinois

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$160 (Mytrip)
One-way from	$80 (Vakatrip)
Popular in	June
Cheapest in	February
Average price	$313
Good round-trip deal	$263 or less
Good one-way deal	$149 or less

Provider with most accurate pricing for Los Angeles-Chicago (CHI) flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-Chicago (CHI) flights.

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From Los Angeles to Illinois

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One-way flight from Los Angeles to Illinois

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from Los Angeles to Illinois.

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Price to beat on a one-way flight from Los Angeles to Illinois.

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Find flight deals from Los Angeles to Illinois

Cheapest flights from Los Angeles to Illinois
Explore the most affordable flight options available from Los Angeles to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Mon 5/1212:41 amLAX - ORD

Nonstop4h 01mSpirit Airlines

Tue 5/2012:41 pmORD - LAX

2 stops33h 07mSpirit Airlines

Deal found 4/22

$160

Thu 5/297:30 amLAX - ORD

Nonstop4h 05mMultiple Airlines

Sun 6/16:10 amORD - LAX

Nonstop4h 33mMultiple Airlines

Deal found 4/23

$161

Wed 5/281:57 pmLAX - MDW

1 stop28h 20mFrontier

Sat 5/312:44 pmMDW - LAX

1 stop11h 48mFrontier

Deal found 4/23

$165

Sat 6/74:36 pmLAX - ORD

Nonstop4h 19mFrontier

Sat 6/146:10 amORD - LAX

Nonstop4h 33mFrontier

Deal found 4/22

$187

Wed 5/2112:40 pmLAX - ORD

Nonstop4h 15mUnited Airlines

Wed 5/286:00 amORD - LAX

Nonstop4h 29mUnited Airlines

Deal found 4/22

$210

Wed 5/2110:30 amLAX - RFD

1 stop23h 08mMultiple Airlines

Sun 6/112:28 pmRFD - LAX

1 stop20h 23mMultiple Airlines

Deal found 4/23

$217

Wed 5/145:20 pmLAX - MDW

Nonstop4h 05mSouthwest

Sat 5/179:25 amMDW - LAX

Nonstop4h 25mSouthwest

Deal found 4/23

$228

Thu 5/157:45 amLAX - ORD

Nonstop4h 11mAmerican Airlines

Wed 5/213:15 pmORD - LAX

Nonstop4h 32mAmerican Airlines

Deal found 4/23

$238

Fri 5/3012:50 amLAX - MDW

1 stop5h 46mDelta

Sat 5/311:55 pmMDW - LAX

1 stop8h 55mDelta

Deal found 4/23

$257

Fri 6/612:59 amLAX - ORD

1 stop6h 52mDelta

Sat 6/145:35 amORD - LAX

1 stop7h 20mDelta

Deal found 4/23

$257

Wed 5/77:59 pmLAX - ORD

1 stop8h 06mAlaska Airlines

Tue 5/136:00 amORD - LAX

1 stop10h 46mAlaska Airlines

Deal found 4/23

$269

Wed 5/2110:30 amLAX - STL

2 stops20h 45mMultiple Airlines

Sun 5/2510:20 amSTL - LAX

1 stop14h 29mMultiple Airlines

Deal found 4/22

$275

Best flights from Los Angeles to Illinois
Discover carefully curated flight deals from Los Angeles to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Mon 5/1212:41 amLAX - ORD

Nonstop4h 01mSpirit Airlines

Tue 5/2012:41 pmORD - LAX

2 stops33h 07mSpirit Airlines

Deal found 4/22

$160

Thu 5/2912:41 amLAX - ORD

Nonstop4h 01mMultiple Airlines

Sun 6/16:10 amORD - LAX

Nonstop4h 33mMultiple Airlines

Deal found 4/23

$161

Wed 5/281:57 pmLAX - MDW

1 stop28h 20mFrontier

Sat 5/312:44 pmMDW - LAX

1 stop11h 48mFrontier

Deal found 4/23

$165

Sat 5/176:20 amLAX - MDW

Nonstop4h 05mSouthwest

Sat 5/249:25 pmMDW - LAX

Nonstop4h 30mSouthwest

Deal found 4/22

$207

Wed 5/2112:40 pmLAX - ORD

Nonstop4h 15mUnited Airlines

Wed 5/286:00 amORD - LAX

Nonstop4h 29mUnited Airlines

Deal found 4/22

$210

Thu 5/157:45 amLAX - ORD

Nonstop4h 11mAmerican Airlines

Wed 5/213:15 pmORD - LAX

Nonstop4h 32mAmerican Airlines

Deal found 4/23

$238

Fri 5/3012:50 amLAX - MDW

1 stop5h 46mDelta

Sat 5/311:55 pmMDW - LAX

1 stop8h 55mDelta

Deal found 4/23

$257

Wed 5/77:59 pmLAX - ORD

1 stop8h 06mAlaska Airlines

Tue 5/136:00 amORD - LAX

1 stop10h 46mAlaska Airlines

Deal found 4/23

$269

Thu 7/311:55 pmLAX - STL

1 stop9h 35mSun Country Air

Sun 7/66:36 amSTL - LAX

1 stop27h 20mSun Country Air

Deal found 4/23

$310

Tue 5/279:21 pmLAX - ORD

1 stop15h 01mFrontier

Sat 5/316:10 amORD - LAX

Nonstop4h 34mFrontier

Deal found 4/23

$178

Wed 5/2110:30 amLAX - RFD

1 stop23h 08mMultiple Airlines

Sun 6/112:28 pmRFD - LAX

1 stop20h 23mMultiple Airlines

Deal found 4/23

$217

Wed 5/710:30 amLAX - MLI

1 stop23h 22mMultiple Airlines

Sun 5/1112:42 pmMLI - LAX

1 stop10h 33mMultiple Airlines

Deal found 4/22

$222

Last-minute flights from Los Angeles to Illinois
Discover last-minute flight deals from Los Angeles to Illinois. Data last updated April 24, 2025 and is based on user searches.

Tue 4/2910:35 pmLAX - MDW

1 stop9h 30mFrontier

Wed 5/72:12 pmMDW - LAX

1 stop9h 23mFrontier

Deal found 4/21

$178

Tue 4/295:20 pmLAX - MDW

Nonstop4h 05mSouthwest

Wed 5/74:40 pmMDW - LAX

Nonstop4h 30mSouthwest

Deal found 4/21

$323

Tue 4/2912:00 pmLAX - ORD

1 stop7h 59mAlaska Airlines

Tue 5/62:07 pmORD - LAX

1 stop7h 58mAlaska Airlines

Deal found 4/22

$342

Thu 5/17:55 pmLAX - ORD

1 stop8h 38mSpirit Airlines

Tue 5/69:38 pmORD - LAX

Nonstop4h 42mSpirit Airlines

Deal found 4/23

$162

Thu 5/13:41 pmLAX - STL

2 stops15h 28mFrontier

Mon 5/56:53 pmSTL - LAX

1 stop7h 37mFrontier

Deal found 4/21

$281

Thu 5/16:17 pmLAX - STL

1 stop15h 14mMultiple Airlines

Sun 5/46:10 pmSTL - LAX

2 stops27h 49mMultiple Airlines

Deal found 4/22

$317

Thu 5/110:23 amLAX - RFD

1 stop8h 23mMultiple Airlines

Sun 5/49:36 pmRFD - LAX

1 stop26h 30mMultiple Airlines

Deal found 4/23

$318

Fri 5/212:45 amLAX - MDW

1 stop6h 55mDelta

Sat 5/109:20 amMDW - LAX

1 stop7h 45mDelta

Deal found 4/22

$343

Fri 5/212:45 amLAX - ORD

1 stop7h 38mDelta

Sat 5/107:30 amORD - LAX

1 stop6h 53mDelta

Deal found 4/22

$343

Sat 5/310:35 pmLAX - ORD

1 stop10h 25mMultiple Airlines

Tue 5/69:38 pmORD - LAX

Nonstop4h 42mMultiple Airlines

Deal found 4/22

$180

Sat 5/310:35 pmLAX - ORD

1 stop10h 25mFrontier

Wed 5/711:10 amORD - LAX

1 stop12h 25mFrontier

Deal found 4/23

$209

Sat 5/312:40 pmLAX - ORD

Nonstop4h 15mUnited Airlines

Wed 5/75:55 pmORD - LAX

Nonstop4h 45mUnited Airlines

Deal found 4/23

$323

One-way flights from Los Angeles to Illinois
Search for one-way flight options from Los Angeles to Illinois. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Sat 5/314:46 pmLAX - ORD

Nonstop4h 19mFrontier

Deal found 4/23

$80

Thu 5/17:55 pmLAX - ORD

1 stop8h 38mSpirit Airlines

Deal found 4/22

$82

Tue 4/2910:35 pmLAX - MDW

1 stop9h 30mFrontier

Deal found 4/22

$89

Tue 5/135:20 pmLAX - MDW

Nonstop4h 05mSouthwest

Deal found 4/23

$100

Wed 6/410:30 amLAX - RFD

1 stop23h 24mMultiple Airlines

Deal found 4/22

$105

Tue 7/2210:40 pmLAX - ORD

Nonstop4h 11mUnited Airlines

Deal found 4/22

$111

Wed 6/117:55 pmLAX - ORD

1 stop7h 45mAlaska Airlines

Deal found 4/22

$120

Wed 7/98:05 amLAX - MDW

1 stop7h 58mDelta

Deal found 4/23

$129

Mon 6/1612:20 amLAX - ORD

1 stop7h 43mDelta

Deal found 4/22

$129

Mon 7/712:40 amLAX - ORD

1 stop7h 24mAmerican Airlines

Deal found 4/23

$131

Sun 6/1511:55 pmLAX - ORD

1 stop15h 26mSun Country Air

Deal found 4/23

$140

Tue 4/293:11 pmLAX - STL

2 stops16h 50mFrontier

Deal found 4/21

$140

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Mon 5/12

12:41 am-6:42 am

Nonstop4h 01m

Chicago O'Hare Intl

Tue 5/20

12:41 pm-7:48 pm

2 stops33h 07m

$160

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Wed 5/28

1:57 pm-8:17 pm

1 stop28h 20m

Chicago Midway

Sat 5/31

2:44 pm-12:32 am

1 stop11h 48m

$165

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sun 6/8

12:41 am-6:42 am

Nonstop4h 01m

Chicago O'Hare Intl

Sat 6/14

6:10 am-8:43 am

Nonstop4h 33m

$165

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Tue 5/6

10:35 pm-9:38 am

1 stop9h 03m

Chicago O'Hare Intl

Wed 5/28

6:10 am-8:44 am

Nonstop4h 34m

$176

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 5/31

7:45 am-1:56 pm

Nonstop4h 11m

Chicago O'Hare Intl

Sat 5/31

5:03 pm-9:47 pm

1 stop6h 44m

$206

Los AngelesChicago

LAX - RFD

LAXRFD

Los Angeles

Wed 5/21

10:30 am-11:38 am

1 stop23h 08m

Chicago Greater Rockford

Sun 6/1

12:28 pm-6:51 am

1 stop20h 23m

$217

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Tue 6/17

5:38 pm-11:59 pm

Nonstop4h 21m

Chicago O'Hare Intl

Tue 6/24

7:40 pm-10:10 pm

Nonstop4h 30m

$221

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Wed 5/14

5:20 pm-11:25 pm

Nonstop4h 05m

Chicago Midway

Sat 5/17

9:25 am-11:50 am

Nonstop4h 25m

$228

Los AngelesChicago

LAX - MDW

LAXMDW

Los Angeles

Fri 5/30

12:50 am-8:36 am

1 stop5h 46m

Chicago Midway

Sat 5/31

1:55 pm-8:50 pm

1 stop8h 55m

$257

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 5/23

12:59 am-9:18 am

1 stop6h 19m

Chicago O'Hare Intl

Tue 5/27

11:03 am-5:30 pm

1 stop8h 27m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 60 results

...

Best time to book a flight from Los Angeles to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Los Angeles with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Illinois

What is the cheapest month to book a flight from Los Angeles to Illinois?

Currently, August is the cheapest month in which you can book a flight from Los Angeles to Illinois (average of $245). Flying from Los Angeles to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAX to IL?

When flying from Los Angeles to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Los Angeles to Illinois

The most flights from LAX to USIL are scheduled on a Monday (104 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (68 on average).

Rainfall in Illinois by month

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

To help decide which airline to fly from Los Angeles to Illinois, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,918 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,918 reviews

Alaska Airlines

8.0

Very good

9,918 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,287 reviews

Alaska Airlines

8.0

Very good

9,918 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,920 reviews

Alaska Airlines

8.0

Very good

9,918 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,393 reviews

Alaska Airlines

8.0

Very good

9,918 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,685 reviews

Alaska Airlines

8.0

Very good

9,918 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What airport do you fly from for flights from Los Angeles to Illinois?
Located just 9.4 mi from the city center, Los Angeles (LAX) is the airport most travelers will use when flying to Illinois from Los Angeles.
What are the cheapest airlines to fly from Los Angeles to Illinois one-way?
The cheapest airlines for a one-way flight from Los Angeles to Illinois are Frontier ($80), Spirit Airlines ($82), and Southwest ($100).
What are the most popular routes from Los Angeles to Illinois?
While some choose either Los Angeles - Chicago Midway or Los Angeles - Lambert-St Louis, Los Angeles - Chicago O'Hare Intl is the most popular route from Los Angeles to Illinois.
What are the most reliable airlines from Los Angeles to Illinois?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Los Angeles to Illinois on time: Atlas Air (100%), Air China (92%), ANA (92%).
What are the cheapest flights from Los Angeles to Illinois?
While on average a flight from Los Angeles to Illinois is generally $773, our data shows the cheapest flight currently is $85. When looking at the most popular route, (Los Angeles - Chicago O'Hare Intl), you can expect to pay $91 for that flight.
Can I find deals for flights from Los Angeles to Illinois that include hotel bookings?
Yes. In addition to deals on Los Angeles to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Los Angeles to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Illinois.
Can I find deals for business class flights from Los Angeles to Illinois?
Yes. Cheapflights offers flight deals from Los Angeles to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Los Angeles to Illinois?
Currently, August is the cheapest month in which you can book a flight from Los Angeles to Illinois (average of $245). Flying from Los Angeles to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Los Angeles to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$49	Average$120	FlexibilityNo cancel fee	On-time88%
Spirit Airlines	Cheapest$77	Average$219	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$90	Average$208	FlexibilityNo cancel fee	On-time62%
Sun Country Air	Cheapest$130	Average$330	FlexibilityNo cancel fee	On-time83%
Southwest	Cheapest$157	Average$372	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$179	Average$444	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$182	Average$479	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$236	Average$438	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$253	Average$394	FlexibilityNo cancel fee	On-time75%

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$80+ Cheap flights from Los Angeles (LAX) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Los Angeles to Illinois with Cheapflights

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Cheap flight deals from Los Angeles to Illinois

Keep the following information in mind while searching for Los Angeles to Illinois flight deals. Data was last updated April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Los Angeles to Illinois

Cheapest flights from Los Angeles to IllinoisExplore the most affordable flight options available from Los Angeles to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from Los Angeles to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Los Angeles to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Los Angeles with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Illinois

What is the cheapest month to book a flight from Los Angeles to Illinois?

What is the cheapest time of day to fly from LAX to IL?

Find hourly flight availability from Los Angeles to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

Weekly flight availability from Los Angeles to Illinois

Explore weekly flight availability from Los Angeles to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 24, 2025.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

Reviews of airlines servicing Illinois

To help decide which airline to fly from Los Angeles to Illinois, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Los Angeles to Illinois?

What are the cheapest airlines to fly from Los Angeles to Illinois one-way?

What are the most popular routes from Los Angeles to Illinois?

What are the most reliable airlines from Los Angeles to Illinois?

What are the cheapest flights from Los Angeles to Illinois?

Can I find deals for flights from Los Angeles to Illinois that include hotel bookings?

How can I find direct flights from Los Angeles to Illinois?

Can I find deals for business class flights from Los Angeles to Illinois?

What is the cheapest month to book a flight from Los Angeles to Illinois?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Los Angeles to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Los Angeles to Illinois

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Cheapest flights from Los Angeles to Illinois
Explore the most affordable flight options available from Los Angeles to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.