Find Cheapest Airlines Flying from Chicago to Los Angeles

Choose from 1 carriers that fly from Chicago to Los Angeles, including Frontier Airlines, Enjoy the cheapest tickets on this route with Frontier Airlines.
Frontier Airlines logo Frontier Airlines
Airlines are determined based on actual purchased flight tickets from Chicago to Los Angeles according to previous 12 months data from Trip.com.

Explore the cheapest flights from Chicago to Los Angeles in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at AU$ 78, and round-trip direct tickets start at AU$ 144.

Displayed flight fares from Chicago to Los Angeles are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Chicago to Los Angeles Flight Details

The distance between Chicago and Los Angeles is approximately 2,821.98km. It takes around 4 hours 33 minutes on average to fly from Chicago to Los Angeles. Based on Trip.com's data travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceAU$ 76
Cheapest return ticket priceAU$ 140
Off-season for travelNovember
Peak season for travelJuly
Flight distance2,821.98km
Average flight time4 hours 33 minutes
Popular airlineFrontier Airlines
Flight statistics for the Chicago–Los Angeles route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Chicago to Los Angeles

What is the cheapest month for one-way flights from Chicago to Los Angeles?

Average price of one-way flights from Chicago to Los Angeles purchased by Trip.com users by month over the past 12 months.

According to Trip.com's data, the cheapest month for flights from Chicago to Los Angeles is Feb, with an average price of AU$ 237. Conversely, the most expensive month is typically Jan, with an average price of up to AU$ 396.

AU$ 396
AU$ 317
AU$ 237
AU$ 158
  • AU$ 237
    Feb
  • AU$ 350
    Mar
  • AU$ 309
    Apr
  • AU$ 245
    May
  • AU$ 256
    Jun
  • AU$ 285
    Jul
  • AU$ 281
    Aug
  • AU$ 255
    Sep
  • AU$ 262
    Oct
  • AU$ 281
    Nov
  • AU$ 311
    Dec
  • AU$ 396
    Jan

What is the cheapest month for round-trip flights from Chicago to Los Angeles?

Average price of round-trip flights from Chicago to Los Angeles purchased by Trip.com users by month over the past 12 months.

According to historical data from Trip.com, the lowest prices for flights from Chicago to Los Angeles are found during Sep, with an average price of AU$ 332. Conversely, the highest prices are found during Nov, with an average price of up to AU$ 719.

AU$ 719
AU$ 526
AU$ 332
AU$ 139
    Cheapest
  • AU$ 462
    Feb
  • AU$ 553
    Mar
  • AU$ 408
    Apr
  • AU$ 495
    May
  • AU$ 483
    Jun
  • AU$ 450
    Jul
  • AU$ 702
    Aug
  • AU$ 332
    Sep
  • AU$ 452
    Oct
  • AU$ 719
    Nov
  • AU$ 477
    Dec
  • AU$ 523
    Jan

What's the cheapest day to fly from Chicago to Los Angeles?

Data is based on the average flight price for each day of the week from Chicago to Los Angeles on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Chicago to Los Angeles is Wed, with average prices lower than on other days. Avoid Sun, as prices are usually highest then.

AU$ 340
AU$ 295
AU$ 250
AU$ 205
    Cheapest
  • AU$ 298
    Mon
  • AU$ 261
    Tue
  • AU$ 250
    Wed
  • AU$ 271
    Thu
  • AU$ 295
    Fri
  • AU$ 274
    Sat
  • AU$ 340
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from Chicago (CHI) to Los Angeles (LAX)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as AU$ 76 on Cheapest nonstop routes (e.g. MDW to LAX on Sun, Mar 1), while Frontier Airlines offers Cheapest nonstop round-trips from AU$ 140 departing on Fri, Mar 6 and returning on Mon, Mar 9.
  • At the moment, you can catch a direct flight from Chicago to Los Angeles with the following airlines, including: Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 4 hours 33 minutes to fly from Chicago (CHI) to Los Angeles (LAX).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Los Angeles is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 109 flight per week flying from Chicago to Los Angeles. You can check the weekly schedule for popular airlines on this route below: American Airlines: S/M/T/W/T/F/S -- AA2710 (07:40)
  • To find best deals on flights from Chicago to Los Angeles, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Mar 1, with one-way flights priced at just AU$ 76.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Los Angeles travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Chicago to Los Angeles is November, when demand for travel is lower.
  • After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Chicago to Los Angeles on February 23, 2026 with Frontier Airlines, with prices starting at AU$ 71.
  • You can land at any one of the following hubs in Los Angeles, with O'Hare International Airport to Los Angeles International Airport (ORD-LAX) is by far the most common option on this route: Los Angeles International Airport (LAX) Ontario International Airport (ONT) Van Nuys Airport (VNY).
  • The time difference between Los Angeles and Chicago is 2h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Chicago toLos Angeles

Which airlines offer the cheapest nonstop flights from Chicago to Los Angeles?

Data is based on the average price of all nonstop flights from Chicago to Los Angeles on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, Spirit Airlines offers the cheapest nonstop flights from Chicago to Los Angeles, with an average price of AU$ 220.

AU$ 160
AU$ 220
AU$ 281
AU$ 342
AU$ 402
Spirit Airlines
AU$ 220
Spirit Airlines
Frontier Airlines
AU$ 221
Frontier Airlines
American Airlines
AU$ 336
American Airlines
Delta Air Lines
AU$ 379
Delta Air Lines
United Airlines
AU$ 402
United Airlines

Which airlines operate the most flights from Chicago to Los Angeles?

Data is based on the number of flights from Chicago to Los Angeles operated by each airline on Trip.com in the past month.

Based on Trip.com data from the past month, United Airlines operates the most flights from Chicago to Los Angeles, with 75 flight per week.

36
49
62
75
United Airlines
75
United Airlines
Air New Zealand
60
Air New Zealand
Air Canada
60
Air Canada
Virgin Australia
56
Virgin Australia
American Airlines
49
American Airlines
Malaysia Airlines
49
Malaysia Airlines

How many flights are there each day from Chicago to Los Angeles?

The data is based on the flight numbers for each day of the week from Chicago to Los Angeles within the Trip.com database over the past month.

Based on Trip.com data from the past month, the most flights from Chicago to Los Angeles depart on Friday, and the fewest flights depart on Wednesday.

451
388
325
262
Highest
364
Mon
349
Tue
325
Wed
367
Thu
451
Fri
384
Sat
399
Sun