Cheap flights from London to Chicago O'Hare

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Find out what a flight from London to Chicago O'Hare might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between London and Chicago.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Which airports are most convenient between London and Chicago?

Whether it’s cost or connection time, the right airport combination can make a difference.

  • Airports in London: There are 6 airports in London - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
  • Airports in Chicago: In Chicago you can fly to/from 3 airports - Midway, O'Hare, Rockford.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Flights from London to Chicago - O'Hare

Explore flights from London to Chicago O'Hare your way

On Jetcost, you can filter by round-trip or one-way, time of day, airline, number of stops, and even by specific travel agency.

Other popular destinations

Also interested in United States? Check out: Las Vegas, Los Angeles, Miami, New York City, Orlando.

If you’re flexible with dates, try checking the days before and after to see if prices vary. Some routes are offered by multiple agencies — comparing fares can really pay off.
Frequently Asked Questions

Frequently asked questions about flights from London to Chicago O'Hare.

How much does an airline ticket from London to Chicago O'Hare 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 to Chicago O'Hare.

How far is London from Chicago?

London is about 6362 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: Las Vegas, 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 4 months in advance, while the worst time is 19 weeks in advance.

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

This information is not available at the moment.

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

This information is not available at the moment.

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

This information is not available at the moment.