When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 39% on flights from Chicago O'Hare Intl Airport to London Luton Airport compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $704. For sooner than that we have options available in the next 3 days from $810.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to London Luton Airport as you normally would.
April can be a great time to fly to London Luton Airport from Chicago O'Hare Intl Airport with a flight ticket averaging about $590. Cheapflights users have found deals in the month of April for as cheap as $386. The most expensive prices can be found in the month of December.