Cheap flights from Los Angeles to Chicago from £86

The cheapest month to fly to Chicago O'Hare Intl Airport from Los Angeles is in September. Flight prices, which tend to average around £201, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Chicago O'Hare Intl Airport from Los Angeles during August instead. Flights to Chicago O'Hare Intl Airport in August, while not as cheap as those in September, still average around £213.

The cheapest day to depart from Los Angeles to Chicago O'Hare Intl Airport is on a Monday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Monday will often find tickets for as low as £193. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Saturday is £1,042.

The cheapest time of day to fly to Chicago O'Hare Intl Airport is in the evening when flights can be purchased for as low as £346. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is at midday when prices are around £491.

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 £250 when searching weeks before you fly. 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 £209 on momondo.

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

No. A direct flight is the cheapest option for a flight between Los Angeles to Chicago O'Hare Intl Airport.

As of June 2026, prices for Los Angeles to Chicago O'Hare Intl Airport flights are approximately 40% more expensive when compared to flights at the same time last year.

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 182 minutes.

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

Wednesday is statistically the day of the week that experiences the fewest 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 fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

As of June 2026, there are 119 flights per day flying from Los Angeles to Chicago O'Hare Intl Airport. The most common time of day flights depart is 10:00, with 46% of flights taking off at midday.

As of June 2026, 839 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 Mon, with 16% of weekly flights taking off on this day.