Cheap flights from London Heathrow to Chicago

from as little as £271

1 nights in Chicago, departing London Heathrow on 14 / Jan / 2020 with Delta Air Lines (price found 16 hours ago)

Subject to availability, prices correct of the last 24 hours
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The London Heathrow / Chicago route

All 6353 km of it

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Chicago flight facts

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Alternative flights from the UK

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Alternative flights to USA from the UK

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Today alone, Netflights has searched over 15,677 flights. 14 / Jan / 2020 is currently the lowest priced day of the year to fly the London Heathrow/Chicago route. There are around 1,637 flights on any given week from the UK to Chicago and the cheapest month to fly right now is January.

Min / Max Temperature (°C)

-7 °C


11 °C


29 °C

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Key facts about Chicago

How to get cheap flights from London Heathrow to Chicago

Tips and advice from our flight experts

Search and book cheap flights from London Heathrow to Chicago with Netflights. Today alone, we've scanned 15,677 flights worldwide. There are 16 airlines offering flights in and out of Chicago, the most popular being United Airlines.

Normally, Chicago O'hare International Airport is the cheapest airport to fly into Chicago. This isn’t necessarily the case for your chosen dates, but it’s worth bearing in mind. There are 1,637 flights every week to Chicago, and the flight from London Heathrow normally takes about 11 hrs 10 mins.

Prices currently start from £271. This is based on your search for flights to Chicago but Chicago has two airports to choose from. Try adjusting your search to include the other airports, to see if you can find a better rate.

As well as helping you out with flights, Netflights can find you great prices on accommodation and car hire too.

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