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Cheap flights from Chicago to Los Angeles from $139

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LAX
22 Mar — 29 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago to Los Angeles are usually found in September or August, booked 30 days in advance, depart on a Sunday or Saturday and return on a Sunday

Cheap flight deals from Chicago to Los Angeles

Enter your travel dates to find the best prices.

Cheapest flights from Chicago to Los Angeles
Explore the most affordable flight options available from Chicago to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2026.

Tue 28/420:03
ORD
-
LAX
Nonstop4h 41m
United Airlines
Tue 28/423:59
LAX
-
ORD
Nonstop4h 06m
United Airlines
Deal found 17/2$272
Tue 5/516:00
ORD
-
LAX
Nonstop4h 39m
United Airlines
Sat 9/513:50
LAX
-
ORD
Nonstop4h 12m
United Airlines
Deal found 18/2$279
Mon 4/507:55
ORD
-
LAX
1 stop7h 23m
Multiple Airlines
Mon 4/500:59
LAX
-
ORD
1 stop12h 12m
Multiple Airlines
Deal found 17/2$296
Sat 15/821:02
ORD
-
LAX
Nonstop4h 29m
Spirit Airlines
Sat 22/800:33
LAX
-
ORD
Nonstop4h 06m
Spirit Airlines
Deal found 19/2$303
Wed 15/419:10
ORD
-
LAX
1 stop6h 37m
Delta
Tue 21/423:59
LAX
-
ORD
1 stop6h 39m
Delta
Deal found 16/2$308
Sat 4/419:45
ORD
-
LAX
Nonstop4h 45m
Frontier
Sat 11/422:51
LAX
-
ORD
1 stop31h 26m
Frontier
Deal found 18/2$319
Thu 9/422:45
ORD
-
LAX
Nonstop4h 41m
United Airlines
Tue 14/414:13
LAX
-
ORD
Nonstop4h 13m
United Airlines
Deal found 19/2$336
Tue 17/314:35
ORD
-
LAX
Nonstop4h 52m
United Airlines
Tue 24/307:00
LAX
-
ORD
Nonstop4h 14m
United Airlines
Deal found 16/2$351
Wed 22/420:48
ORD
-
LAX
1 stop14h 22m
Alaska Airlines
Wed 29/408:25
LAX
-
ORD
2 stops13h 34m
Alaska Airlines
Deal found 19/2$361

Find flight deals from Chicago to Los Angeles

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Los Angeles (LAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 February 2026.

Round-trip from

$272

One-way from

$139

Popular in

December

Cheapest in

September

Average price

$493

Good round-trip deal

$1,903 or less

Good one-way deal

$281 or less
United Airlines
  • United Airlines
  • 28/4-28/4
  • Nonstop
  • 8h 47m total
  • Chicago to Los Angeles
Search Deals
Frontier
  • Frontier
  • 9/3
  • 2 total stops
  • 12h 12m total
  • Chicago to Los Angeles
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($107 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Los Angeles.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Los Angeles.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chicago to Los Angeles that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 20 February 2026.
Use the filters below to find and compare flights from Chicago to Los Angeles that are best for you.

Fly from

Chicago

Fly to

Los Angeles

Route

Depart

Return

Price

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Tue 5/5

14:30-17:13

Nonstop4h 43m

Los Angeles

Mon 11/5

15:13-21:26

Nonstop4h 13m

$308

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Wed 6/5

11:00-18:14

1 stop9h 14m

Los Angeles

Tue 19/5

11:26-19:20

1 stop5h 54m

$308

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Tue 7/4

07:25-14:29

1 stop9h 04m

Los Angeles

Tue 7/4

23:30-09:10

1 stop7h 40m

$364

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Mon 23/3

21:15-23:59

Nonstop4h 44m

Los Angeles

Tue 31/3

23:02-05:15

Nonstop4h 13m

$364

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Tue 10/3

18:20-21:12

Nonstop4h 52m

Los Angeles

Sat 14/3

18:50-00:58

Nonstop4h 08m

$400

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Fri 20/3

17:40-23:52

1 stop8h 12m

Los Angeles

Mon 30/3

23:30-09:10

1 stop7h 40m

$421

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Fri 13/3

21:15-23:59

Nonstop4h 44m

Los Angeles

Mon 30/3

18:50-00:59

Nonstop4h 09m

$421

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Fri 29/5

15:15-01:09

1 stop11h 54m

Los Angeles

Tue 2/6

20:35-09:48

1 stop11h 13m

$422

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Mon 4/5

15:45-22:40

1 stop8h 55m

Los Angeles

Wed 6/5

11:05-22:55

2 stops9h 50m

$436

ChicagoLos Angeles

ORD - LAX

ORDLAX

Chicago O'Hare Intl

Thu 12/3

07:25-16:09

1 stop10h 44m

Los Angeles

Wed 18/3

07:35-18:05

1 stop8h 30m

$436

Flights are sorted by cheapest return flights first.

Deals found on 16/2

Showing 1-10 of 24 results
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Best time to book a flight from Chicago to Los Angeles

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

How far ahead should I book a flight from Chicago to Los Angeles?

Use this chart to determine the optimal time to book a return flight from Chicago to Los Angeles. Price data was last updated on 18 February 2026.

Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Los Angeles. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Chicago to Los Angeles (average of $113). Flying from Chicago to Los Angeles in January is currently the most expensive (average of $225). 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 CHI to LAX?

Find hourly flight availability from Chicago to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 February 2026.

It’s optimal to fly from Chicago to Los Angeles in the morning. By choosing this option you can save up to 73% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Chicago to Los Angeles

Explore weekly flight availability from Chicago to Los Angeles. 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 20 February 2026.

The most flights from CHI to LAX are scheduled on a Thursday (98 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (46 on average).

How often are flights from Chicago to Los Angeles delayed?

About 16% of weekly flights between Chicago and Los Angeles have experienced delays in the past year, with the average delay time being 161 minutes.

What is the most punctual flight time for Chicago to Los Angeles flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to Los Angeles flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Los Angeles. 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 into for flights to Los Angeles from Chicago?

    Most people fly into Los Angeles (LAX) if they book a flight to Los Angeles from Chicago. On average, Los Angeles has 81 inbound flights from Chicago per day from 0 airlines. Los Angeles is conveniently located just 15.1 km from Los Angeles’s city centre.

  • How long is the flight from Chicago to Los Angeles?

    For as low as $279, United Airlines can have you in Los Angeles from Chicago in 4h 43m. Chicago and Los Angeles are separated by a distance of 2800 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Chicago to Los Angeles?

    The top 3 most reliable airlines when flying from Chicago to Los Angeles are Japan Airlines (87%), Austrian Airlines (82%) and British Airways (79%).

  • What are the cheapest flights from Chicago to Los Angeles?

    On average you can expect to pay $1,611 for a flight from Chicago to Los Angeles. The cheapest flight overall is $198 while the most popular route, (Chicago O'Hare Intl - Los Angeles) is currently priced at $170.

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

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

  • How can I find direct flights from Chicago to Los Angeles?

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

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

    Yes. Cheapflights offers flight deals from Chicago to Los Angeles 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 Chicago to Los Angeles?

    Currently, September is the cheapest month in which you can book a flight from Chicago to Los Angeles (average of $113). Flying from Chicago to Los Angeles in January is currently the most expensive (average of $225). 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

Travelling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
West Hollywood
Culver City
Hermosa Beach
Simi Valley
Universal City
El Segundo
San Juan Capistrano
Monterey Park
Moreno Valley
Santa Clarita
Arcadia
Inglewood
Dana Point
Oceanside
Commerce
Glendale
Vernon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Los Angeles

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Los Angeles flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Chicago to Los Angeles?

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Why should you use Cheapflights to find cheap flight tickets from Chicago to Los Angeles?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Chicago to Los Angeles for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Chicago to Los Angeles with no change fees?

Need flexible booking options for your flight to Los Angeles from Chicago? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Chicago to Los Angeles become cheaper?

Yes, Cheapflights offers price alerts on Chicago to Los Angeles flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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