Cheap flights from London Heathrow to Chicago, United States (LHR - CHI)

As a rule, buying flight tickets from London Heathrow to Chicago expends a lot. Using our service of searching for cheap flight tickets, you will be able to save a significant sum of money! We will help tip to buy flight tickets from London Heathrow to Chicago at the most favorable prices.

Out service helps you to find tickets from London Heathrow to Chicago in the most reliable travel agencies and booking systems, including all the airline companies. We don't sell tickets and don't do any surcharges, we just find the best offers - you choose yourself where you want to buy flight tickets London Heathrow - Chicago at the best price!

We also recommend you to look through the prices for return tickets from Chicago to London Heathrow.

Airfares found by our users in the past 24 hours

The cheapest flight from London Heathrow to Chicago is $519 on Swiss International Air Lines, departing on 03.05.2025 and returning on 09.05.2025.
The price for these dates could change. Use search to get the best price.
AirlineDeparture dateReturn datePrice
Swiss International Air Lines03.05.202509.05.2025from $519

Average round-trip airfares from London Heathrow to Chicago by months

MonthRound-Trip
February 202527.02 - 08.03from $565
March 202520.03 - 31.03from $528
April 2025find now
May 202503.05 - 09.05from $519
June 2025find now
July 2025find now
August 2025find now
September 2025find now
October 202501.10 - 30.10from $656
November 2025find now
December 2025find now
January 2026find now

The price which were found by our clients for the latest several days. Given ticket prices could change. It's connected with the presence of flight tickets while booking.

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