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Cheap flights from Los Angeles to Chicago O'Hare Intl Airport from £75

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 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ORD
18 Mar — 25 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Los Angeles to Chicago O'Hare Intl are usually found in September or August, booked 30 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Los Angeles to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Los Angeles to O'Hare Intl
Explore the most affordable flight options available from Los Angeles to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 February 2026.

Wed 22/422:07
LAX
-
ORD
1 stop10h 37m
Frontier
Tue 28/416:21
ORD
-
LAX
1 stop8h 05m
Frontier
Deal found 15/2£140
Wed 1/423:25
LAX
-
ORD
Nonstop4h 14m
Frontier
Wed 8/419:45
ORD
-
LAX
Nonstop4h 45m
Frontier
Deal found 15/2£141
Mon 30/321:28
LAX
-
ORD
1 stop6h 40m
Frontier
Mon 6/419:45
ORD
-
LAX
Nonstop4h 45m
Frontier
Deal found 13/2£143
Thu 9/417:15
LAX
-
ORD
Nonstop4h 13m
United Airlines
Sat 11/407:00
ORD
-
LAX
Nonstop4h 40m
United Airlines
Deal found 15/2£144
Sat 11/717:30
LAX
-
ORD
Nonstop4h 15m
Delta
Sat 18/707:00
ORD
-
LAX
Nonstop4h 45m
Delta
Deal found 15/2£144
Sat 8/811:15
LAX
-
ORD
Nonstop4h 15m
Delta
Sat 15/815:50
ORD
-
LAX
1 stop7h 13m
Delta
Deal found 15/2£152
Fri 22/509:53
LAX
-
ORD
Nonstop4h 11m
Spirit Airlines
Sun 31/521:14
ORD
-
LAX
Nonstop4h 32m
Spirit Airlines
Deal found 15/2£157
Wed 22/407:00
LAX
-
ORD
Nonstop4h 15m
United Airlines
Thu 30/411:18
ORD
-
LAX
Nonstop4h 43m
United Airlines
Deal found 16/2£159
Thu 5/308:46
LAX
-
ORD
1 stop13h 10m
Alaska Airlines
Mon 9/307:00
ORD
-
LAX
1 stop10h 36m
Alaska Airlines
Deal found 15/2£160
Tue 10/311:00
LAX
-
ORD
1 stop10h 56m
Alaska Airlines
Tue 17/307:00
ORD
-
LAX
1 stop10h 36m
Alaska Airlines
Deal found 15/2£166
Sat 14/323:30
LAX
-
ORD
1 stop7h 40m
Delta
Tue 17/305:30
ORD
-
LAX
1 stop8h 45m
Delta
Deal found 15/2£174

Find flight deals from Los Angeles to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to O'Hare Intl (ORD). 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 16 February 2026.

Round-trip from

£140

One-way from

£75

Popular in

February

Cheapest in

September

Average price

£280

Good round-trip deal

£411 or less
Frontier
  • Frontier
  • 22/4-28/4
  • 2 total stops
  • 18h 42m total
  • Los Angeles to Chicago
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United Airlines
  • United Airlines
  • 18/4
  • Nonstop
  • 4h 13m total
  • Los Angeles to Chicago
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
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Price to beat on a round-trip flight from Los Angeles to Chicago O'Hare Intl.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Los Angeles to O'Hare Intl 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 858,174 searches. Data last updated 16 February 2026.
Use the filters below to find and compare flights from Los Angeles to Chicago O'Hare Intl Airport that are best for you.

Fly from

Los Angeles

Fly to

O'Hare Intl

Route

Depart

Return

Price

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 15/4

08:15-14:27

Nonstop4h 12m

Chicago O'Hare Intl

Sat 18/4

08:40-11:20

Nonstop4h 40m

£144

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 22/5

09:53-16:04

Nonstop4h 11m

Chicago O'Hare Intl

Sun 31/5

21:14-23:46

Nonstop4h 32m

£157

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Sat 8/8

05:30-16:36

1 stop9h 06m

Chicago O'Hare Intl

Sat 15/8

07:10-15:43

1 stop10h 33m

£159

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 1/5

19:11-01:18

Nonstop4h 07m

Chicago O'Hare Intl

Mon 4/5

22:45-01:26

Nonstop4h 41m

£174

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 22/4

10:00-23:59

2 stops11h 59m

Chicago O'Hare Intl

Tue 28/4

06:00-13:43

1 stop9h 43m

£195

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 8/4

21:40-09:10

1 stop9h 30m

Chicago O'Hare Intl

Fri 10/4

19:00-23:55

1 stop6h 55m

£203

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Wed 1/4

08:42-23:59

2 stops13h 17m

Chicago O'Hare Intl

Wed 8/4

14:09-20:22

1 stop8h 13m

£216

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 13/3

22:55-08:30

1 stop7h 35m

Chicago O'Hare Intl

Tue 17/3

09:50-18:09

1 stop10h 19m

£217

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Fri 13/3

21:55-08:30

1 stop8h 35m

Chicago O'Hare Intl

Wed 18/3

17:40-23:52

1 stop8h 12m

£217

Los AngelesChicago

LAX - ORD

LAXORD

Los Angeles

Thu 9/4

07:35-18:05

1 stop8h 30m

Chicago O'Hare Intl

Mon 13/4

14:09-18:49

1 stop6h 40m

£217

Flights are sorted by cheapest return flights first.

Deals found on 14/2

Showing 1-10 of 23 results
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Best time to book a flight from Los Angeles to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Los Angeles 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 Los Angeles to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Los Angeles to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Los Angeles to O'Hare Intl. Price data was last updated on 13 February 2026.

Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Chicago O'Hare Intl Airport. 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 Los Angeles to Chicago O'Hare Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Los Angeles to Chicago O'Hare Intl Airport (average of £56). Flying from Los Angeles to Chicago O'Hare Intl Airport in February is currently the most expensive (average of £137). 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 ORD?

Find hourly flight availability from Los Angeles to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 February 2026.

One of the essential ways to save on airfare from Los Angeles to Chicago O'Hare Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 54% on airfare.

How much does it cost for a return flight from Los Angeles to Chicago O'Hare Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to O'Hare Intl. 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 Chicago O'Hare Intl?

    Most people fly from Los Angeles (LAX) if they book a flight from Los Angeles to Chicago O'Hare Intl. On average, Los Angeles has 81 outbound flights to Chicago O'Hare Intl per day from 0 airlines. Los Angeles is conveniently located just 9.4 mi from Los Angeles’s city center.

  • How long is the flight from Los Angeles to Chicago O'Hare Intl Airport?

    A quick flight from Los Angeles to Chicago O'Hare Intl Airport can take about 4h 11m. United Airlines provides one of the quickest options available for as low as £157. The distance between Los Angeles and Chicago O'Hare Intl Airport is about 1740 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Los Angeles to Chicago O'Hare Intl Airport?

    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 Chicago O'Hare Intl Airport on time: Austrian Airlines (100%), Brussels Airlines (89%), Virgin Australia (83%).

  • What are the cheapest flights from Los Angeles to Chicago O'Hare Intl Airport?

    While on average a flight from Los Angeles to Chicago O'Hare Intl Airport is generally £484, our data shows the cheapest flight currently is £162. When looking at the most popular route, (Los Angeles - Chicago O'Hare Intl), you can expect to pay £81 for that flight.

  • Can I find deals for flights from Los Angeles to O'Hare Intl that include hotel bookings?

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

  • How can I find direct flights from Los Angeles to O'Hare Intl?

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

  • Can I find deals for business class flights from Los Angeles to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Los Angeles to O'Hare Intl 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 Chicago O'Hare Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Los Angeles to Chicago O'Hare Intl Airport (average of £56). Flying from Los Angeles to Chicago O'Hare Intl Airport in February is currently the most expensive (average of £137). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Elk Grove Village

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Alternative routes for Los Angeles to O'Hare Intl

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

Fly with Cheapflights

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How does Cheapflights help users find flights from Los Angeles to O'Hare Intl?

Cheapflights helps you search for flights from Los Angeles to O'Hare Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to O'Hare Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Los Angeles to O'Hare Intl.

Can Cheapflights find flights from Los Angeles to O'Hare Intl with no change fees?

Yes, we can. To see specific flights from Los Angeles to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Los Angeles to O'Hare Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to O'Hare Intl from Los Angeles today and book when prices fit your budget.

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