Cheap Flights from Los Angeles International to Chicago O'Hare International

Compare Los Angeles International to Chicago O'Hare International flight deals

Find the cheapest month or even day of the year to fly to Chicago O'Hare International

Book the best Chicago O'Hare International fare with no extra fees

Flight deals from Los Angeles International to Chicago O'Hare International

Looking for a cheap last-minute deal or the best return flight from Los Angeles International to Chicago O'Hare International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Los Angeles International to Chicago O'Hare International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Los Angeles International to Chicago O'Hare International flights are currently cheapest in December.

Direct flights from Los Angeles International to Chicago O'Hare International

Los Angeles International to Chicago O'Hare International: Alternative routes

Compare routes from Los Angeles International to Chicago below. You may find an airport to fly into that's cheaper, faster, or easier than Chicago O'Hare International.

Los Angeles to Chicago: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 138
Cheapest month to flyDecember
Average flight time4 hrs, 10 mins
Most popular airlineAmerican Airlines
Average flights per week1,125

Finding cheap flights from Los Angeles International to Chicago O'Hare International: Frequently asked questions

The best price we found for a return flight from Los Angeles International to Chicago O'Hare International is ر.ق.‏ 347. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 10 minutes is the average flight time from Los Angeles International to Chicago O'Hare International.
American Airlines, Qantas and United fly direct from Los Angeles International to Chicago O'Hare International.
As of December 2025, there are 1,125 flights per week flying from Los Angeles International to Chicago O'Hare International.
The cheapest month to fly from Los Angeles International to Chicago O'Hare International is usually December.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Los Angeles International Airport to Chicago O'Hare International Airport on Thursday, 25 December 2025.
Yes – the average flight time is 4 hours and 10 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago O'Hare International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Chicago O'Hare International.

Flying from Los Angeles International Airport (LAX) to O'Hare International Airport (ORD): what you need to know

  • Around 4 hours 10 minutes is how long you'll be travelling on a direct flight from Los Angeles International Airport to O'Hare International Airport.

  • The timezone in Chicago is UTC-5, which is two hours ahead of Los Angeles.

  • Flights from LAX to ORD start at 00:15 — the first with American Airlines. The latest departure is at 23:59 with American Airlines. In total, you can take your pick of 163 weekly Los Angeles International Airport to O'Hare International Airport flights.

  • Get to the airport on time so you don't miss your LAX to ORD flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • Flying during a peak time like July? Public holidays and other popular periods can mean longer lines and delays at airport checkpoints. Play things extra safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.

  • A variety of airlines operate direct flights from Los Angeles International Airport to O'Hare International Airport, so getting to Chicago (and then visiting more of United States!) is easy. Leading carriers that fly nonstop include:

  • The majority of passengers choose to travel with American Airlines on this route.

  • With a dependable 85.9% of services landing on schedule, United Airlines has the best on-time record for LAX to ORD flights.

  • We make it a breeze to book a flight with a stopover. To see all your options for tickets from Los Angeles International Airport to O'Hare International Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to explore the city of your choice. Some great stopovers between LAX and ORD include:

    • Denver International Airport

    • Kansas City International Airport

    • Phoenix Sky Harbour International Airport

How to find the cheapest flights from Los Angeles International Airport (LAX) to O'Hare International Airport (ORD)

  • ر.ق.‏ 138 is currently the lowest price for a one-way Los Angeles International Airport to O'Hare International Airport flight. Return flights start from ر.ق.‏ 347. These prices may change based on availability.

  • To secure cheap tickets from LAX to ORD, book your journey six months before your departure date.

  • May is the cheapest month for flights from Los Angeles International Airport to O'Hare International Airport. If you need to travel during a different time of year, the 'Whole month' tool will give you the lowest airfares for each month.

  • Spend less time searching for cheap flights from LAX to ORD by setting up a Price Alert. You'll get an email or notification through the app when a special offer becomes available.

  • Lock in the perfect flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Los Angeles International Airport to O'Hare International Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and number of stops.

Handy information about Los Angeles International Airport (LAX)

  • LAX is located at One World Way.

  • 81.05% of flights leaving Los Angeles International Airport land at their destination as planned. Given its strong performance rating, you're unlikely to face delays when setting off from LAX.

  • Central Los Angeles to Los Angeles International Airport is approximately 32 kilometres. Depending on traffic, it'll take about 30 minutes to get there if you're ride-sharing, catching a cab or driving.

  • The journey when using public transport typically takes 55 minutes.

  • Catching an early flight from Los Angeles International Airport to O'Hare International Airport? Avoid the last-minute rush to the terminal (and get some extra shut-eye) by choosing one of these hotels close to LAX:

Arriving at O'Hare International Airport (ORD)

Getting from O'Hare International Airport (ORD) to central Chicago

  • The street address for ORD is 10000 West O'Hare.

  • O'Hare International Airport is approximately 40 kilometres from central Chicago. The drive time takes around 35 minutes.

  • Travelling to the centre on public transport takes about 55 minutes.

When to fly to O'Hare International Airport (ORD)

  • The quietest month for a flight from Los Angeles International Airport to O'Hare International Airport is January, while August is the most popular. Pick the best time to visit Chicago based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • The warmest month in Chicago is July, with temperatures ranging between 15ºC and 29ºC. Lock in your flights from Los Angeles International Airport to O'Hare International Airport in this month if you like this kind of weather.

  • If you'd rather travel in cooler conditions, look for a cheap ticket from LAX to ORD in January. Average temperatures are between -12ºC and 3ºC then.

Explore more of United States

  • You've visited Chicago, now it's time to explore other corners of United States. Travel around 451 kilometres south-east to Columbus to tick off its must-visit sights. From Franklin Park Conservatory and Botanical Gardens to Ohio Statehouse and German Village, you've got a jam-packed schedule ahead.

  • Indianapolis is another sought-after destination in United States and is around 257 kilometres south-east of Chicago. No journey is complete without visiting The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.