Cheap flights from Los Angeles to Chicago from $97

The month of August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Los Angeles averaging around $277.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $355. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Los Angeles because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $435.

Flying to Chicago O'Hare Intl Airport from Los Angeles in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $277 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $464. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Los Angeles to Chicago O'Hare Intl for the best Los Angeles - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $316 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Los Angeles for as low as $263 on momondo.

There are 4 cabin classes available to choose from on Los Angeles to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 8% on your flight if you consider stops on a Los Angeles to Chicago O'Hare Intl Airport flight.

As of March 2026, prices for Los Angeles to Chicago O'Hare Intl Airport flights are approximately 35% more expensive when compared to flights at the same time last year.

Spirit Airlines and Frontier are the most popular carriers operating from Los Angeles to Chicago O'Hare Intl

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Los Angeles according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 8 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between Los Angeles and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 173 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

Las Vegas (LAS) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $274.

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 52m.

Minneapolis (MSP) has the shortest average layover time for this route: 1h 13m.

As of March 2026, there are 83 flights per day flying from Los Angeles to Chicago O'Hare Intl Airport. The most common time of day flights depart is 10:00AM, with 47% of flights taking off at noon.

As of March 2026, 585 flights take off from Los Angeles and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Wed, with 18% of weekly flights taking off on this day.