Cheap flights from London to Chicago O'hare International Airport

from as little as £346

6 nights in Chicago, departing London Gatwick on 09 / Feb / 2025 with Icelandair (price found 17 hours ago)

Subject to availability, prices correct of the last 24 hours
Chicago O'hare International Airport

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The London / Chicago O'hare International Airport route

All 6382 km of it

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Chicago O'hare International Airport flight facts

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Chicago O'hare International Airport

Today alone, Netflights has searched over 22,394 flights. 09 / Feb / 2025 is currently the lowest priced day of the year to fly the London/Chicago O'hare International Airport route. There are around 756 flights on any given week from the UK to Chicago O'hare International Airport and the cheapest month to fly right now is February.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)
LOWEST

-9 °C

AVG

10 °C

HIGHEST

29 °C

Rainfall (mm)
LOWEST

43.2 mm

AVG

78.5 mm

HIGHEST

124.5 mm

Key facts about Chicago O'hare International Airport

How to get cheap flights from London to Chicago O'hare International Airport

Tips and advice from our flight experts

Using Netflights, you can compare different flights from London to Chicago O'hare International Airport. Flights with JetBlue are often the cheapest. But if you can’t see the dates you want, or the prices are too high, try broadening your search. Chicago O'hare International Airport is just one of the airports in Chicago, so it's worth considering other options.

There are 756 flights to or via Chicago from London. The flight normally lasts about 6382 km. We've found that London Heathrow (LHR) is the most popular airport to fly from, and Finnair is the most popular airline. But that doesn't mean they'll be the cheapest – it's best to compare all your options.

At the moment, the cheapest date to travel on is 09 / Feb / 2025. You could also try searching by month, if you're flexible on dates. This will show you when prices are at their cheapest and their most expensive. Generally speaking, the earlier you book, the better deal you'll get.

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.

Other popular destinations near Chicago O'hare International Airport

Where other people are flying to

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