Cheap Flights from London (LHR) to Chicago (ORD) from £322

Cheap Flights from London (LHR) to Chicago (ORD)

Prices were available within the past 7 days and starts at £322 for one-way flights and £384 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
TAP Portugal
American Airlines
Austrian Airlines
Brussels Airlines
American Airlines
Swiss International Air Lines
JetBlue Airways
Aer Lingus
Turkish Airlines
Qatar Airways
LOT-Polish Airlines
Virgin Atlantic
Flight from London to Chicago route information
Origin AirportHeathrow
Destination AirportO'Hare Intl.
Airlines ServingAer Lingus, Air Canada, Air France, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, SAS, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Flight Price£384
Distance6307 km

Compare flights from London to Chicago easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Chicago. Operating between them 58 flights per day, 20 airlines cover the route. And American Airlines, Qatar Airways, Air Canada, Aer Lingus, Austrian, SWISS, United Airlines, EL AL, SriLankan Airlines, Finnair, Iberia, Malaysia Airlines, Brussels Airlines, Lufthansa, Gulf Air, British Airways fly direct, getting you to O'Hare Intl. in just 3hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to O'Hare Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Heathrow (LHR) to O'Hare Intl. (ORD) 

The easiest way to view the best deals on flights from London to Chicago today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to O'Hare Intl. start at just £384 and range up to £459.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Chicago
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Chicago flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to O'Hare Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions