Cheap flights from London Heathrow to Chicago

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Info about flights from London Heathrow to Chicago

Some useful info about flights from London Heathrow to Chicago to help you plan your next trip

Average flight duration 8h 38m
Cheapest month May
Average number of flights per week 13
First flight time 07:25
Last flight time 22:40
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

How to estimate the price of a flight from London Heathrow to Chicago?

It depends. Prices for flights from London to Chicago fluctuate based on several factors.

Select your dates to check current offers.

Checking fares across several nearby dates can help you see which days offer the best deals. Jetcost lets you track price changes and grab the best opportunities.

Which departure and arrival airports are available?

Between London and Chicago, flight options may depend on the combination of airports available.

  • Airports in London: London is connected by 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
  • Airports in Chicago: Chicago is served by 3 airports - Midway, O'Hare, Rockford.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Flights from London - Heathrow to Chicago

Filter and compare flights from London Heathrow to Chicago

Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.

Other popular destinations

Want more ideas for your trip to United States? Check these: Boston, Los Angeles, Miami, New York City, Orlando.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.
Frequently Asked Questions

Frequently asked questions about flights from London Heathrow to Chicago.

How much does an airline ticket from London Heathrow to Chicago cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from London Heathrow to Chicago.

How far is London from Chicago?

London is about 6341 km from Chicago.

What are the airports in Chicago?

Chicago has 3 airports: Midway, O'Hare, Rockford.

What are the airports in London?

London has 6 airports: City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Boston, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from London to Chicago?

The best time to book a flight from London to Chicago is 3 months in advance, while the worst time is 21 weeks in advance.

What is the cheapest month to fly from London to Chicago?

The cheapest month to fly from London to Chicago is May.

What is the most expensive month to fly from London to Chicago?

The most expensive month to fly from London to Chicago is July.

What is the best day of the week to fly from London to Chicago?

This information is not available at the moment.