Cheap flights from Los Angeles to Chicago

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Chicago flight facts

What you need to know

What are the cheapest airlines?

  • Spirit Airlines
  • Frontier Airlines
  • Allegiant Air

These airlines usually offer the cheapest flights from Los Angeles to Chicago.

What airlines fly indirectly?

  • American Airlines
  • Delta Air Lines
  • United Airlines

These airlines fly from Los Angeles to Chicago, but you’ll have at least one layover.

How long is the flight?

4 hours 15 minutes

This is the shortest flight time from Los Angeles to Chicago.

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Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Los Angeles/Chicago route. There are around 35 flights on any given week from the UK to Chicago and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.

How to get cheap flights from Los Angeles to Chicago

Tips and advice from our flight experts

You've searched for flights from Los Angeles to Chicago. We've found 25 flights and compared them to give you the best offer. Spirit Airlines is, on average, the cheapest for this route. Look out for their deals! The cheapest offer we've found is a one-way ticket for £31 from Los Angeles to Chicago on 05/03/2026 at 04:50.

We've scanned hundreds of airfares from dozens of airlines across the globe. We've found 10 airlines that operate the 3,200 km flight from Los Angeles to Chicago.

To find the best offers, book at least 2-3 months in advance or look for last-minute deals. Consider flying with Spirit Airlines, which is popular and offers competitive prices. The average flight duration is about 4 hours 15 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to save time and money!