We help you find cheap flights by searching thousands of routes, across hundreds of airlines, so that you can easily compare the prices. But we recommend that you check all possible airlines, to be sure of getting a great deal.
Bargain-hunters should check when public holidays are in Chicago, as prices are likely to be higher.
But the prices fluctuate throughout the year. If you want to go during peak season, it's best to book early. Or you could try to find a last-minute deal.
Did you know you can compare accommodation prices too? If you need somewhere to stay in Chicago, take a look at our hotel options to get an idea of prices.