Flights from Los Angeles to Illinois

Flight deals from Los Angeles to Illinois

Looking for cheap flights from Los Angeles to Illinois, or a last-minute trip? Find the lowest prices on one-way and round-trip flights right here.

Chicago.91 € per passenger.Departing Sat, Aug 23, returning Sat, Aug 30.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Los Angeles International on Sat, Aug 23, arriving in Chicago O'Hare International.Inbound direct flight with Frontier Airlines departing from Chicago O'Hare International on Sat, Aug 30, arriving in Los Angeles International.Price includes taxes and charges.From 91 €, select.

Peoria.220 € per passenger.Departing Thu, Sep 11, returning Mon, Sep 15.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Los Angeles International on Thu, Sep 11, arriving in Greater Peoria.Inbound indirect flight with Allegiant Air, departing from Greater Peoria on Mon, Sep 15, arriving in Los Angeles International.Price includes taxes and charges.From 220 €, select.

Moline.238 € per passenger.Departing Wed, Aug 6, returning Sun, Aug 10.Round-trip flight with Spirit Airlines and Allegiant Air.Outbound indirect flight with Spirit Airlines, departing from Los Angeles International on Wed, Aug 6, arriving in Moline.Inbound indirect flight with Allegiant Air, departing from Moline on Sun, Aug 10, arriving in Los Angeles International.Price includes taxes and charges.From 238 €, select.

Decatur.285 € per passenger.Departing Thu, Aug 7, returning Mon, Aug 11.Round-trip flight with United.Outbound indirect flight with United, departing from Los Angeles International on Thu, Aug 7, arriving in Decatur.Inbound indirect flight with United, departing from Decatur on Mon, Aug 11, arriving in Los Angeles International.Price includes taxes and charges.From 285 €, select.

Bloomington.391 € per passenger.Departing Fri, Sep 5, returning Fri, Oct 31.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Los Angeles International on Fri, Sep 5, arriving in Central Illinois Regional.Inbound indirect flight with Delta, departing from Central Illinois Regional on Fri, Oct 31, arriving in Los Angeles International.Price includes taxes and charges.From 391 €, select.

Flying from Los Angeles to Illinois

Arm yourself with these facts on the fly.

Cheapest flight found	50 €, Chicago
Cheapest month to fly	August
Average flight time	4 hrs, 5 mins
Cheapest airport to fly from	Los Angeles International
Most popular airline	American Airlines

How to find cheap flights from Los Angeles to Illinois

We've compared the best online travel agents and flight providers on the Internet to find the cheapest plane tickets from Los Angeles to Illinois. Other savvy travelers recently found round-trip flights from 91 € and one-way tickets from 50 €. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from Los Angeles International into Chicago

At the moment, the lowest-priced flight tickets to Illinois are from Los Angeles International Airport to Chicago O'Hare International Airport.

Fly in August

We crunched the flight calendar and found the cheapest time to fly from Los Angeles to Illinois is currently August.

Fly on a Saturday

From our data, we can see that Saturday seems to be the cheapest time to fly from Los Angeles to Illinois.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Los Angeles to anywhere you choose in Illinois.

Watch as flight prices go up and down

With Price Alerts, we'll let you know when flight prices from Los Angeles to Illinois go up or down so you can book when the time is just right.

Relax – these are fee-free plane tickets

With us, there are no added fees – the Los Angeles to Illinois flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average Los Angeles to Illinois flight price?

We looked at all of the upcoming round-trip flights from Los Angeles to Illinois we could find over the next 12 months. It looks like 91 € is the best price. This is good, compared to the average Illinois ticket price of 245 €.

What is the cheapest month to fly from Los Angeles to Illinois?

The cheapest month to fly from Los Angeles to Central Illinois Regional Airport is usually September. The cheapest month to fly from Los Angeles to Chicago O'Hare International Airport is usually August. The cheapest month to fly from Los Angeles to Greater Peoria Airport is usually September. And the cheapest month to fly from Los Angeles to Decatur Airport is usually August.

On which upcoming date is it cheapest to fly from Los Angeles to Illinois?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Los Angeles to Illinois on Saturday, August 23, 2025.

Are there any direct flights from Los Angeles to Illinois?

Los Angeles International Airport offers direct flights to Illinois.

If I'm flying from Los Angeles, where in Illinois is cheapest to fly to?

If you're flying from Los Angeles, the cheapest city in Illinois to fly into is Chicago. The cheapest airport serving Chicago at the moment is Chicago O'Hare International.