KLM tends to have the best prices on flights from London to Chicago Midway Airport. But, remember that Chicago Midway Airport is only one of the airports in Chicago – searching for flights from ‘London’ to ‘Chicago’ will give you more options, and possibly lower prices.
We compare every airline that flies from London to Chicago, so that you can find the best value flights. The most popular airlines are Virgin Atlantic, Virgin Atlantic & KLM. Between them, they cover 47 flights every week from London to or via Chicago. The 6387 km journey usually takes around 13 hrs 45 mins.
15 / Nov / 2025 is currently the cheapest date to fly from London to Chicago Midway Airport. Prices can change though, so it's best to check Netflights regularly – we recommend booking at least two months in advance to get a good deal.
We don't just compare flight prices. If you need to book accommodation for your trip, or you want to hire a car to explore the USA, we've got some options for you to compare. Plus, when you sort your flights and hotel in one booking, you could save even more.
