Cheap flights from Los Angeles to Chicago from £85

The cheapest month to fly to Chicago O'Hare Intl Airport from Los Angeles is in October. Flight prices, which tend to average around £246, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Chicago O'Hare Intl Airport from Los Angeles during September instead. Flights to Chicago O'Hare Intl Airport in September, while not as cheap as those in October, still average around £255.

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 £224. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Friday is £807.

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 £257. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is at midday when prices are around £963.

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 £274 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 £230 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.

You could potentially save up to 54% on your flight if you consider stops on a Los Angeles to Chicago O'Hare Intl Airport flight.

As of October 2026, prices for Los Angeles to Chicago O'Hare Intl Airport flights are approximately 43% more expensive when compared to flights at the same time last year.

Historically, on average around 12% 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 184 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.

Tuesday 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 October 2026, there are 54 flights per day flying from Los Angeles to Chicago O'Hare Intl Airport. The most common time of day flights depart is 12:00, with 37% of flights taking off at midday.

As of October 2026, 381 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 34% of weekly flights taking off on this day.